Increased clouds during El-Nio winters are what keep the temperatures from warming up. [25] In 1983, the city was struck squarely by Hurricane Alicia, causing $1 billion of damage to the city during a down period in the city's economy. The 2021 festival took place fully under pandemic restrictions while last year's season drew an estimated 1.1 million visitorsclose to the pre-pandemic average of 1.5 million. Total rainfall in 2017, the year of Hurricane Harvey at IAH in northern Houston, was 79.69; rainfall the month of the storm, August 2017, at IAH totaled 39.11. Snowfall average snowfall in inches Houston Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0 in BestPlaces.Net February Climate & Weather Averages in San Antonio. These usually have no impacts on travel as they are light, brief and isolated. -National -Wind Roses, Education/Careers Four have done significant damage to Houston. -National Weather Service Mean annual precipitation from 1971 to 2000 as measured from one weather station in each county, typically at the county seat. Yes, Seattle is a dreary place -- but I like it that way. In Houston, during 14.8 rainfall days, 4.45" (113mm) of precipitation is typically accumulated. The Winter Storm of Feb 15th 2021 was a very Dangerous & Devastating one for the Houston Area, starting out mainly as Freezing Rain with a few flakes or sleet pellets mixing in at times, then transitioning into moderate/heavy sleet during the evening and finally changing over to snow overnight bringing anywhere between 1-4" inches of snow throughout the Houston area on top of a layer of ice/sleet, there were widespread power outages throughout the majority of the state including Houston/Harris County. -Air Now -FAQ, Rivers/Lakes/Bayous Portland didn't surprise me. In fall, cold fronts bring in rainstorms and flooding is not uncommon. The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.08" (2mm) of snow. [citation needed] The most notable project was the METRORail light rail system constructed in 2004. NWS Melosi, Martin V., and Joseph A. Pratt. Monthly: 1981-2010 normals History: 2007-2019 -Palacios [54] The Port of Houston has not seen any major cleaning attempts. -Houston Hobby -Hurricane Harvey -Tropical Notice that most of the cities with more rainfall are located east of the Mississippi River, as shown in the map below made by climatologist Brian Brettschneider. Spring thunderstorms are common, often with spectacular lightning shows. The chance of wet days at George Bush Intercontinental Airport varies throughout the year. -Harris County Flood Warning System "Houston IAH Extremes, Normals, and Annual Summaries", http://www.srh.noaa.gov/lch/research/txearly19hur.php, Remembering the Great Hurricane, September 8, 1900, Tropical Storm Allison Floods June 5-9, 2001, "CenterPoint says power restored to 262,000", "Hurricane Harvey makes landfall in Texas", "Storm Summary Number 17 for Tropical Storm Harvey", National Centers for Environmental Prediction, "KTRK coverage of the aftermath of the November 1992 tornado outbreak", "Houston's top five weather events since 1992: No. Multiple locations were found. November is by far the wettest month, with some 67 millimeters recorded on average, while the summer months see only up to 15 millimeters. Reference Jay Lawrimore. Houston winters are, on average, colder than South Florida and Southern California, on par with southern Louisiana and Central Florida, but slightly warmer than Dallas, Atlanta, San Antonio, Austin, and other inland southern cities. -more, ADDITIONAL INFO Temperatures started in the low-mid 30s and quickly dropped to the 20s in the afternoon, and before dipping into the teens by the evening/overnight hours, which caused all the rain to turn to ice, accumulating a thickness up to 1" on some roads, bridges, overpasses, making it one of the worst winter storms in the history of the state. In descending order of frequency, the most snow has fallen in January, followed by February, December, November, and finally a single occurrence on March 10, 1932,[39] which was also the lowest recorded temperature for that month, 22F (6C).[40]. The individual Weather Service Offices in the field cannot provide court certified weather documents. Houston sometimes experiences tropical cyclones during the Atlantic hurricane season, which can bring heavy rain and significant damage to the city. The annual rainfall of 38.2 inches in Chicago means that it is drier than most places in Illinois. -Climate Summaries -Tides and Currents 55.6 in . These are not "official" records, nor should they be . The deluge led to deadly flooding, and nine counties were declared to be in a state of disaster. -NOAA The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information. The industries located along the ship channel,[48] coupled with a growing population, have caused a considerable increase in air pollution for the city each year. -Our Office -Jefferson County Drainage District 6 -National Weather Service -Forecast Discussion Snow falls infrequently in the Magnolia City. Traditional Holiday Dinner Replete with Natural Carcinogens - Even Organic Thanksgiving Dinners, A Primer On Dental Care: Quality and Quackery, Nuclear Energy and Health And the Benefits of Low-Dose Radiation Hormesis, Priorities in Caring for Your Children: A Primer for Parents, Endocrine Disrupters: A Scientific Perspective, Good Stories, Bad Science: A Guide for Journalists to the Health Claims of "Consumer Activist" Groups, A Comparison of the Health Effects of Alcohol Consumption and Tobacco Use in America, Massive California Rains Also Deliver Drought-Ending Hopes, 'Code Blue' Urgency Not Just For Hospitals. -Local Page. What can I say? Four deaths in the city were attributed to the storm. -Galveston Beach Patrol (Flag Warning System), FORECASTS Low Temp: 45 F. Notice that most of the cities with more rainfall are located east of the Mississippi River, as shown in the map below made by climatologist Brian Brettschneider. -more, SocialMedia The wettest month is June with an average of 174mm of rain .. However during El Nino or La Nina years the wet and dry season can often either last longer than usual or be delayed. June is the wettest month in Houston with 6.2 inches of rain, and the driest month is February with 3.2 inches. See more current weather Annual Weather Averages Near Houston 7-hour rain and snow forecast for Houston, TX with 24-hour rain accumulation, radar and satellite maps of precipitation by Weather Underground. -National Hurricane Center [13] Because of the high temperatures that persist in the months of April through October, most indoor workers in Houston spend the hottest part of the day in an air-conditioned environment. -Weather Radio Pollution rankings from the EPA and ALA are administered in terms of peak-based standards, focusing strictly on the worst days of the year; on average, ozone levels in Houston are lower than those seen in many other cities of the country, due to dominant winds off the Gulf that ensure clean, marine air.[53]. -National Snowfall Months with snowfall are January and December. Seattle gets 37.5 inches of precipitation during an average year, a drop in the rain barrel compared to 126.7 inches in Hilo, Hawaii, and 141.3 inches in Ketchikan, Alaska. -Weather Radio -Climatology for SE TX -Satellite Harris County sees four to five days of flooding every year. Analysis of the Parameter Regression of Independent Slopes . Believe it or not, there are cities with even more rainy (or snowy) days: Buffalo, Portland, Cleveland, and Pittsburgh. June tops the wettest month list with 150mm (5.9in) of rainfall. -Public Information Statement An overnight event occurred from January23, 2014 to January24, another significant icing occurred a few days later on January28, and a third event took place on March4. All NOAA, You are at NWS Houston/Galveston SE TX Climate Houston Intercontinental Climate Climate Graphs - IAH, CURRENT HAZARDS In Houston, the average yearly rainfall increased by about 2 inches. -Severe Stats Precipitation. -Spaceflight Meteorology Group [17] The latest hurricane to reach Texas was Hurricane Harvey in August 2017. In Austin, for example, 100-year rainfall amounts for 24 hours increased as much as three inches up to 13 inches. However, areas in the central or southern parts of the Houston metro area are consistently several degrees warmer on the coldest winter nights. The sea breeze showers are also a contributor to the North American Monsoon. Snowfall average snowfall in inches Seattle Houston Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0 in 1 in 2 in 3 in BestPlaces.Net Storm surge affected areas around Galveston Bay, stripping some coastal islands of homes. We raise our funds each year primarily from individuals and foundations. Since the 1930s, air-conditioning was built into all commercial buildings like theaters, malls, and corporations. It caused up to 4 inches of rain per hour in some areas. -Storm Data 25 km. Devastated Galveston Island much resembled a war zone. Enough Already! 3", "Houston Snow - Weather Research Center, February 5, 1998", Snow in Houston: It Happens More Than You Think, Remember When: Houston's huge snow storm of 1960, One Hundred Years of Southeast Texas Weather (1900-2000), https://www.khou.com/article/news/local/snow-vember-the-earliest-houston-snowfall-ever-just-happened/285-, "Average Weather for Houston, TX - Temperature and Precipitation", "Houston paralyzed by ice storm - Disaster News Network", "Drivers urged to stay home during Houston's icy mess", "Cold and icy, Texas and Louisiana deal with winter - CNN.com", State of the Air 2005, National and Regional Analysis, "City Mayors: The most polluted US cities", "Comparative Assessment of Air PollutionRelated Health Risks in Houston", "The paradox of peak-based ozone air pollution standards", Comparison with month average and actual temps, https://en.wikipedia.org/w/index.php?title=Climate_of_Houston&oldid=1142219941, Source: NOAA (relative humidity and dew point 19691990, sun 19611990). -National -Evacuation ZipZone Areas south of Interstate 10 can have entire winters without a freeze. -Tides and Currents -Worldwide Contributions are fully tax-deductible. -more, SocialMedia -Center Weather Service Units Seven major hurricanes have hit the Galveston and Houston areas in the past 100 years. Elsewhere, the temperature in Houston dropped to 5F (15C) on January 18, 1930. The average high in January, the coldest month, is 62.9F (17.2C) and the low 43.2F (6.2C). -Activity Planner This study investigates the unprecedented impact of winter storm Uri on power outages, air quality, and water systems in Texas, USA. The normal annual precipitation measures 49.77 inches (1,264mm). NWS Joe', A Conversation Between ACSH and Great.com. -Public Information Statement National temperature and precipitation maps are available from February 2001 to December 2022. This means that Seattle has more frequent rain, but the light rain results in low totals. Preliminary record: Harvey has passed the 50" measured single-storm rainfall record for the continental US. Foundation Support Specialists. Located in the far eastern part of the state, which is by far the wettest, Houston gets more rainfall than any of the other major cities like San Antonio, Dallas and Austin, which are all more centrally located. Are "Low Dose" Health Effects of Chemicals Real? 2. -Weather History Please select one of the following: -Galveston Beach Patrol (Flag Warning System), National Oceanic and Atmospheric Administration, Cotton Station (July 1881 - September 1909), Stewart Building at Preston and Fannin (September 1909 - February 1926), Shell Building at Texas and Fannin (March 1926 - August 1938), Federal Building at Franklin and Fannin (August 1938 - May 1969), Intercontinental Airport (June 1969 - Present). Why the Feds Make Patients Suffer Needless Pain (USA Today). -Major Events, RADAR Please select one of the following: -Galveston Beach Patrol (Flag Warning System), National Oceanic and Atmospheric Administration. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. Which is the driest month in Houston? The coldest weather of the season often includes temperatures in the low 30s to mid-40s at night. It's Not Even in the Top 30 of Major U.S. Cities, The Next Plague and How Science Will Stop It. -Weather Ready Nation Yearly Average. The city office remained in downtown Houston from 1881 through May 1969. -Jefferson County Drainage District 6 -HGX Teacher Resources While accumulating snow events are rare in Houston, brief snow flurries occur every winter in the greater Houston area. 4.11. In December, southward-moving cold fronts [19] can bring cold rain, low wind chills, and, rarely, frozen precipitation. The area is drained by a network of bayous (small, slow-moving rivers, often dredged and enlarged to increase volume) and man-made drainage ditches, which are usually dry most of the year. -Miscellaneous Info Questions? August is the hottest month in Houston with an average temperature of 29C (84F) and the coldest is January at 12C (54F) with the most daily sunshine hours at 11 in July. Wind: 7 mph. He is also a member of the USA Today Board of Contributors and a featured speaker for The Insight Bureau. -Austin/San Antonio weather and science facts . The count of days includes those when precipitation amounts to 0.01 inches (0.25 millimetres) or more. 3) Set the DATE and TYPE of data you want. [41] When ice occurs, roads and schools are usually closed. Winter is also the driest part of the year for Houston. The climate data come from weather measurements made at the William P. Hobby Airport near downtown Houston. Average annual snowfall is barely above zero, being less than the measurable amount of 0.1 inches (2.5mm). Precipitation: 0.85" Humidity: 63%. -Jefferson County Drainage District 6 -River Forecast Centers Should You Worry About Artificial Flavors Or Colors? -Graphs -YouTube November 13, 2018 Broke Earliest Snowfall Record, This page was last edited on 1 March 2023, at 04:35. Rainfall is the most common form of precipitation in Houston and is plentiful throughout the year. -Brazos River Authority, CLIMATE Which Drugs Really Help with Motion Sickness? -Tropical Storm Imelda Dew Point: 39 F. National Weather Service National Oceanic and Atmospheric Administration [18] The all-time record low at Houston's Hobby Airport, closer to the city, is 9F (13C). Houston Temperature History 2021. Houston has introduced many programs since the 2000 federal order to reduce air pollution in the city. -Marine -Weather Safety -Lower Colorado River Authority -Austin/San Antonio Early January is the coldest time of the year, with temperatures moderating slightly by February. [22] In 2011, a drought resulted in a total of 24.57 inches with less than 1 inch recorded at IAH in six of the year's 12 months; only 0.09 inch was recorded that August and 0.11 inch that April.[21]. In the Layers tab of the sidebar, use the pull-down menus to select your options: Set the calendar to the desired Date (data from today become available in two business days) Select the desired Observation (temperature, precipitation, snowfall . Tropical Storm Allison in 2001 was so severe that many parts of town that had never flooded before were flooded seriously. Cataclysmic Drought: When The Dead Sea Was Deader, Building Trust: How the Church Can Encourage COVID Vaccines, Journalists Regurgitate 'The Monsanto Papers', No, COVID mRNA Vaccine Won't Cause Alzheimer's or Prion Disease, Putting the East Palestine Train Accident in Perspective, The Newest, Best COVID Treatment Could Be the One You Cant Get, Every Picture Tells a Story: Surgical Attire Edition, Podcast: 'Peer-Reviewed' Science Ain't So Scientific; Alcohol and Cancer Risk In Context, No, Homeopathic 'Remedies' and OTC Drugs Don't Belong on the Same Shelf, Podcast: Solving America's Drug Shortage; Biden's Bioeconomy Plan A Bureaucratic Mess. Annual precipitation averaged across the Midwest was 37.72 inches (958 mm), 0.78 inches (20 mm) above normal. Houston now sees rainfall of roughly 2 inches more than we used to each year. The month with the most wet days at George Bush Intercontinental Airport is June, with . : 58 inches average annual rainfall; 50 average annual rainy days. [10] On June 29, 2013, the temperature at George Bush Intercontinental Airport reached 107F (42C), the highest ever recorded in June. Occurrences of freezing rain, also known as ice storms, are more common than snow in Houston. 2016. I'm a pluviophile. In late April 2016, record rainfall fell in the Houston area, and some areas received nearly a season's worth of rain in one night. The coldest temperature ever recorded at George Bush Intercontinental Airport was 7F (14C) on December 23, 1989. It's Seattle's "little brother" down the road, and the weather there is very similar to ours. -Astronomical Info And rainfall was substantially lower. Official records for Houston were kept at the Weather Bureau in downtown from July 1888 to May 1969, and at Intercontinental since June 1969. (The dry season is the summer, which lasts from roughly July to early October.). ACSH does not have an endowment. -Weather History The chance of damage from tropical storms and hurricanes also goes up during La Nia events, due to decreased Atlantic wind shear. Monthly averages Olympia Longitude: -122.901, Latitude: 47.0379 Average weather Olympia, WA - 98501. The table below displays max and min temperature and rain data for the whole year as an average taken from last 12+ years of historical data for Houston. In 1837, the Racer's Storm passed just to the south of the town, raising water levels four feet. Sea breeze showers which are monsoon-like (especially during the summer months, originating from the mesoscale convective cycle, where the polar jet stream usually forms an omega block) are common throughout the Texas Gulf Coast area (from Brownsville to the Florida Peninsula), which has a similar climate to areas like Mumbai and Kolkata locals refer to the sea breeze showers as the Gulf Coast Monsoon (also called the Gulf of Mexico or the Texas Monsoon), despite Houston being 50 feet above sea level. The temperatures in Houston in November are comfortable with low of 14 C and and high up to 21 C.. You can expect about 3 to 8 days of rain in Houston during the month of November. Based on annual weather averages for Houston, the best month to go for holiday is March and May. The coldest month is January with an average maximum temperature of 18C (64F). -Publications/Brochures -Old Climate Page Houston gets more rain than the majority of cities in Texas, though it falls around the middle of the averages in the rest of the United States. -Local Data/Records It's more than 4 feet of rain. -Web Weather for Kids Houston has occasional severe weather, mostly flooding. Trucks from around the country brought in emergency supplies, especially water and ice. Area grocery stores were stripped bare and sold water and ice for cash by flashlight. Harris County, where the bulk of the city has been historically located, is home to 15 Environmental Protection Agency Superfund sites, more than any other area in Texas. August normally ranks as the warmest month at 84.6 F (29.2 C) and January the coldest month at 53.1 F (11.7 C). The last recorded snowfall in Houston was on February 15, 2021. All weather data collected at the Texas A&M AgriLife Research and Extension Center at Overton may not reflect temperatures or rainfall amounts for other areas of east Texas. Lake Charles, La. -HGX Teacher Resources -Space Weather Prediction Center, CURRENT WEATHER 2-year frequency - a rainfall intensity having a 50 percent probability of occurrence in any given year, that occurs on the average every 2 years over a long period of time.
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