-National The first chart below depicts the wettest cities ranked by total precipitation: At 37.7 inches of precipitation annually, Seattle ranks 32nd among the nation's 50 largest cities. A series of tables gives data by year for temperature and precipitation. Not even close. At George Bush Intercontinental Airport, the normal daily high temperature peaks at 95.0F (35.0C) on 512 August,[1] with a normal of 102.4 days per year at or above 90F (32C) and 3.5 days per year at or above 100F (38C). [12] The 2014 summer season did not yield 100+ degree weather in response to the monsoon-esque rainfall during late June to August, during a period where the Pacific Coast off Central America was heating up, which evolved into the 201416 El Nino event - this cycle was also observed between 197176, during post-El Nino intervals. -Tropical Storm Imelda [18] The all-time record low at Houston's Hobby Airport, closer to the city, is 9F (13C). US Dept of Commerce These are not "official" records, nor should they be . -Feed Snowfall Months with snowfall are January and December. -Severe Stats -NOAA -Public Information Statement Authorities prohibited non-emergency access to the island for many weeks. [7] The value of relative humidity results in a heat index higher than the actual temperature. 4.11. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure. There are 90.0 rainy days annually in Houston, which is rainier than most places in Texas. -Harris County Flood Warning System -more, PREPAREDNESS/SAFETY Preliminary record: Harvey has passed the 50" measured single-storm rainfall record for the continental US. The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information. The normal annual precipitation measures 49.77 inches (1,264mm). Area flooding was catastrophic and widespread. -Galveston -2022 Hurricane Guide 2) In the first window, click Daily Summary Observations. The climate data come from weather measurements made at the William P. Hobby Airport near downtown Houston. Reference Jay Lawrimore. The wettest month is June with an average of 174mm of rain .. -Education In Houston, during the entire year, the rain falls for 180.5 days and collects up to 35.35" (898mm) of precipitation. Galveston was significantly warmer compared to the previous iteration of normal, especially at night. "Heat watch: Houston ties all-time record high". 1 Univ Draw nr . Houston has excessive ozone levels and is ranked among the most ozone-polluted cities in the United States. -Wind Roses, Education/Careers -Lake Charles -Worldwide The sea breeze showers are also a contributor to the North American Monsoon. The normal annual precipitation measures 49.77 inches (1,264 mm). 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. -Center Weather Service Units [32] There were more incidences[spelling?] -Education -Palacios Precipitation. 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. -Tides and Currents Houston sometimes experiences tropical cyclones during the Atlantic hurricane season, which can bring heavy rain and significant damage to the city. NOAA National Centers for Environmental Information. -Weather Ready Nation Trucks from around the country brought in emergency supplies, especially water and ice. Yearly Average. . Info Please: Climate of 100 Selected US Cities, The Best Places to Live with Low Humidity, Campgrounds Near Statesville, North Carolina, Campgrounds in Wisconsin Dells, Wisconsin. A rainy day at Irwin's (Credit: Alex Berezow), How Rainy Is Seattle? -Our Office weather and science facts . -Education -NOAA [47], Houston is well known for its oil and petrochemical industries, which are leading contributors to the city's economy. -more, PREPAREDNESS/SAFETY Daylight October, the same as September, is a moderately hot autumn month in Houston, Texas, with temperature in the range of an average low of 64.2F (17.9C) and an average high of 81F (27.2C). -Feed Questions? -Old Climate Page The coldest month is January with an average maximum temperature of 18C (64F). 2023 2022 2021 2020 2019 2018 2017 2016 2015 -River Forecast Centers -Beach Many cities not associated with showers in America's . Areas south of Interstate 10 can have entire winters without a freeze. Houston Extremes, Normals and Annual Summaries NORMALS (based on the 30 year period 1991-2020). COPYRIGHT 1978-2022 BY THE AMERICAN COUNCIL ON SCIENCE AND HEALTH. August saw the biggest increase with average rainfall increasing by about an inch. Reference NOAA National Centers for Environmental Information (NCEI). New Orleans, on the other hand, where it usually rains over five feet a . The temperature hovers around 19c. -Lower Colorado River Authority -National Weather Service 7-hour rain and snow forecast for Houston, TX with 24-hour rain accumulation, radar and satellite maps of precipitation by Weather Underground. -Careers December 7, 2017: 0.7 inches (2cm) of snow. -Spaceflight Meteorology Group Houston has introduced many programs since the 2000 federal order to reduce air pollution in the city. Precipitation: 0.85" Humidity: 63%. On the coldest nights of the month, the temperature usually drops to around -1 C (30 F). In the Know with 'Dr. -Forecast Discussion 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]. All NOAA. There are radar estimates that totals may have reached 70 inches of rain over the course of five days. May thru Dec and Year columns for 2021 are based on the 1991-2020 normals) HGX RSS Feed Helping Smokers Quit: The Science Behind Tobacco Harm Reduction, Foods Are Not Cigarettes: Why Tobacco Lawsuits Are Not a Model for Obesity Lawsuits, The Prevention and Treatment of Osteoporosis: A Review. In 2011, Houston was ranked as the 17th most polluted city in the US, according to the American Lung Association. 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. (NWS Houston) -Evacuation ZipZone -Brazos River Authority, CLIMATE She holds a Bachelor of Fine Arts in theater from Long Island University, C.W. -Feed Houston now sees rainfall of roughly 2 inches more than we used to each year. -Rainfall Reports December 4, 2009: Broke the earliest accumulating snowfall record. Monthly: 1981-2010 normals The numbers here describe what the weather in Houston, Texas was like for every year since 2010. And rainfall was substantially lower. Wind: 5 mph. Please Contact Us. [23] The Great Hurricane of 1900 destroyed the nearby (and then much bigger) city of Galveston, which is situated on a barrier island 50mi (80km) southeast of downtown Houston. Houston/Galveston, TX1353 FM 646 Suite 202Dickinson, TX 77539281-337-5074Comments? -Models 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. -Facebook Storm surge affected areas around Galveston Bay, stripping some coastal islands of homes. -Local [49] Ground-level ozone, or smog, is Houston's predominant air pollution problem. The 2004 Christmas Eve snowstorm brought a never-before-seen white Christmas to the region. Monthly: 1981-2010 normals History: 2007-2019 -Evacuation Routes -StormReady -FAQ, Rivers/Lakes/Bayous -Austin/San Antonio 2016. Snowfall In Houston, snow does not fall in February through November. [11] Heat stroke can strike people who stay outdoors for long periods of time during the summer, making hydration essential for outdoor work and recreational activity. -National Mean Temp: 57 F. Hours of Operation. -Jefferson County Drainage District 6 -Forecast Discussion -Tides and Currents Daylight In late August 2017, Hurricane Harvey flooded Houston, causing severe widespread damage and at least 14 deaths. Living and working out of New York City, Lauren Reinhard has been writing since 2005. February is the driest month with 81mm (3.2in) of precipitation. The annual rainfall of 38.2 inches in Chicago means that it is drier than most places in Illinois. Our weather forecast can give you a great sense of what weather to expect in Houston in November 2023. 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). In addition to several websites, Reinhard's writing appears in "The Rapscallion Report." This led to the possibility of an energy crisis, because of the popularity of air-conditioning in Houston, energy costs are generally higher than normal. Daylight In February, the average length of the day is 11h and 10min. Hard freezes are not uncommon in North Houston; George Bush Intercontinental Airport has recorded at least one freeze every winter since it opened in 1969. 2016. -Houston/Galveston 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. Mean annual precipitation from 1971 to 2000 as measured from one weather station in each county, typically at the county seat. Could be Heat Stroke. -Marine Energy Metropolis an Environmental History of Houston and the Gulf Coast. Questions? However, occasionally very heavy thunderstorms dump so much water on the city that widespread congestion and even property damage in low-lying areas result. The wettest month is June, with an average of 5.93 inches (151mm) of rain. -Observations On average, rain rates will be 1-2 per hour, which could lead to standing water on roads where the heaviest rain hits. [27] Never before had the city experienced such widespread or long-term power outage: no air conditioning, no refrigeration, no lights, and no phones. -Austin/San Antonio Dec 4.38. Joe', A Conversation Between ACSH and Great.com. Averages are for San Antonio International Airport, which is 8 miles from San Antonio. [16] Most of these flood events result from remnants of Eastern Pacific cyclones interacting with upper-level boundaries; October 2015 was the latest example of such an occurrence, wherein the remnants of Hurricane Patricia brought over 9 inches of rain to the city. The wettest season is Summer with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. -Houston/Galveston It's a good idea to bring along your umbrella so that you don't get caught in poor weather. The current year's data has a green background. -Satellite -River Forecast Centers 2. Tropical Storm Erin made landfall in August 2007 with heavy rainfall. -Galveston I'm a pluviophile. Jay Lawrimore. Flooding is a recurring problem in Houston, this is on par with the fact that the city is on a flood plain and has a rainy season. Would biotech have helped? 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. -Evacuation ZipZone Track flooding, rainfall totals and weather forecast for the Houston, Texas area from KPRC 2 and Click2Houston.com. Mysterious Case of Diver Who Stabbed Himself. February 12, 1960: 4.4 inches (11cm) of snow. With an average high-temperature of 61.3F (16.3C) and an average low-temperature of 46F (7.8C), January is the coldest month in Houston. -Miscellaneous Info It rarely rains hard; instead, it has a (seemingly) never-ending drizzle that keeps the city wet almost all-year round. Kentucky was the wettest state with 9.97 inches (253 mm) above normal which ranked as the 8th wettest in . Yet, Seattle only comes in at #5 by this ranking. -River Forecast Centers Generally we expect the highest totals south and east of Houston, but. National Oceanic and Atmospheric Administration The chance of damage from tropical storms and hurricanes also goes up during La Nia events, due to decreased Atlantic wind shear. ANNUAL SUMMARY. On the first day of February, sunrise is at 7:11 am and sunset at 5:58 pm. -Models -Major Events, RADAR -Observations December 22, 1989: 1.7 inches (4.3cm) of snow with a record low of 7F (14C) on December 23. -Publications/Brochures -Climatology for SE TX How Toxic Terrorists Scare You With Science Terms, Adult Immunization: The Need for Enhanced Utilization, IARC Diesel Exhaust & Lung Cancer: An Analysis. -Weather Ready Nation Podcast: Sweden's COVID Response; Eco-Doomsday is Cancelled, Why Do Books Smell? Though rainfall comes fairly evenly throughout the months of the year, June is Houston's rainiest month, with an average of. -HGX Teacher Resources -National -Web Weather for Kids National temperature and precipitation maps are available from February 2001 to December 2022. The individual Weather Service Offices in the field cannot provide court certified weather documents. Dr. Alex Berezow is a PhD microbiologist, science writer, and public speaker who specializes in the debunking of junk science for the American Council on Science and Health. June tops the wettest month list with 150mm (5.9in) of rainfall. -National The average temperature is of 13.0 C (55 F), with a minimum of 7.6 C (45.6 F) and a maximum of 18.5 C (65.3 F). While accumulating snow events are rare in Houston, brief snow flurries occur every winter in the greater Houston area. Spring thunderstorms are common, often with spectacular lightning shows. 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. -Center Weather Service Units It is almost exactly even with cities like Atlanta, Birmingham, Boise, Chicago, Cleveland and Jacksonville; though it gets much less than some cities such as New Orleans. National Temperature and Precipitation Maps. Global Summary of the Year, Version 1.0. -NCDC/NCEI The strongest recorded tornado in Houston history was an F4 on November 21, 1992, part of a large outbreak of tornadoes in Harris County.[31]. -Web Weather for Kids Berger, Eric; Latson, Jennifer; Leahy, Jennifer (December 10, 2008). By August 30, Houston was flooded, due to torrential rainfall from the hurricane.[28][29][30]. Precipitation is rain, snow, sleet, or hail that falls to the ground. Copyright 2023 Current Results Publishing Ltd. [17] The latest hurricane to reach Texas was Hurricane Harvey in August 2017. Only very uncommonly does it accumulate on the ground. -CoCoRaHS -Weather Safety -Granger (Central Texas) -Local Data/Records The official observation site has been located at Intercontinental Airport ever since. 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. It's Seattle's "little brother" down the road, and the weather there is very similar to ours. -Corpus Christi During El Nio events, Houston winters are cooler and wetter than normal due to a stronger southern jet stream, which can increase the length of the normal wet season in Houston.