-Jefferson County Drainage District 6 All rain totals are measured in inches. -Marine The 30 year averages are shown just below the current year's rainfall, tan background. [6] Summer temperatures in Houston are very similar to average temperatures seen in tropical climates, such as in the Philippines and the lower elevations of Central America. Harris County sees four to five days of flooding every year. The last hurricane to hit was Hurricane Nicholas in 2021. More information & alert signup. : 58 inches average annual rainfall; 50 average annual rainy days. 1 Univ Draw nr . -National Sustainability | Free Full-Text | Exploring the Impact of Winter Storm old Monthly Rainfall (1968-2021) | Weather - Texas A&M University -Galveston Beach Patrol (Flag Warning System), FORECASTS [49] Ground-level ozone, or smog, is Houston's predominant air pollution problem. ACSH does not have an endowment. -Forecast Discussion [42][43] The city's Office of Emergency Management encourages driver's to "avoid driving unless absolutely necessary if roadways are at risk of icing. Houston has had a troubled past with pollution of many types. -Graphs History for Houston Intercontinental, Texas on Monday, September 4, 2000. -Tides and Currents Which is the driest month in Houston? Autumn in Houston is warm, with temperatures averaging in the upper 60s to lower 80s F (20-28C) during the day and in the 40s to lower 60s F (10-17C) at night. A total of 9 inches (230mm) of rain fell elsewhere than George Bush Intercontinental Airport on August 16, and many roads and neighborhoods were flooded. the highest and lowest temperature readings during an entire month or year) calculated based on data at said location from 1991 to 2020. Multiple locations were found. During La Nia events, the jet stream shifts further north, resulting in a warmer and drier winter. -Aviation Weather Center The city office remained in downtown Houston from 1881 through May 1969. 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). -YouTube Below is a list of locations and dates of the official observation site. [46], Houston's environmental problems stem from a long history of pollution. -Fire Texas Annual Rainfall - texasweatherguide.com June through August in Houston is very hot and humid, often with scattered afternoon showers and thunderstorms. Occurrences of freezing rain, also known as ice storms, are more common than snow in Houston. -Evacuation ZipZone 2023 Compare Climate & Weather: Seattle, WA vs Houston, TX -Space Weather Prediction Center, CURRENT WEATHER Temperature Rising? The light rail system was designed to encourage Houstonians to utilize public transportation instead of their automobiles. These storms can be very disruptive since road crews are not equipped to handle such rare events over the city's expansive size. Miami is another southern location that receives significantly more rain than Seattle, but in fewer days. In December, the weather in Houston is usually mild. Climate & Weather Averages in Austin, Texas, USA - Time and Date It is especially severe in low-lying areas on the far east end of town along the San Jacinto River. 1 Map of Texas Counties By Mean Annual Precipitation -2022 Hurricane Guide -2022 Hurricane Guide -Feed Not even close. These are not "official" records, nor should they be . 9900 Northwest Fwy., Houston 77092. Please Contact Us. [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. -Local Page. The annual rainfall of 53.0 inches in Houston means that it is one of the wettest places in Texas. [1] Cold fronts during the winter can bring nighttime lows that drop into the 30s but usually remain above freezing. [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. 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. The wetter season lasts 4.1 months, from May 15 to September 18, with a greater than 31% chance of a given day being a wet day. While accumulating snow events are rare in Houston, brief snow flurries occur every winter in the greater Houston area. National Oceanic and Atmospheric Administration Snowfall In Houston, snow does not fall in February through November. C urrent R esults. The wettest season is Autumn with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. US Dept of Commerce -Granger (Central Texas) Climate Houston - Texas and Weather averages Houston - U.S. Climate Data Yearly Average. -Palacios Houston has introduced many programs since the 2000 federal order to reduce air pollution in the city. US Dept of Commerce -Weather Safety Supercell thunderstorms sometimes bring tornadoes to the area, most commonly during spring. The numbers here describe what the weather in Houston, Texas was like for every year since 2010. Please select one of the following: -Galveston Beach Patrol (Flag Warning System), National Oceanic and Atmospheric Administration. However, a relatively complete set of daily temperature and rainfall data is available dating back to 1892 with some temperature and rainfall records dating back to 1889. 47.06. Sorry, the location you searched for was not found. 2021 Weather History in Houston Texas, United States The temperature dips to freezing or below on an average of 4 nights a year. -Careers The city office was located in downtown Houston and observations began in July 1881. [27] Never before had the city experienced such widespread or long-term power outage: no air conditioning, no refrigeration, no lights, and no phones. The normal annual precipitation measures 49.77 inches (1,264mm). Many cities not associated with showers in America's . University of Pittsburgh Press, 2007. -National Hurricane Center Although the downtown office was the official observation site for almost eighty years, the office moved quite a few times around downtown Houston. June tops the wettest month list with 150mm (5.9in) of rainfall. Concrete Lifting in Houston, TX | FSS Houston's 'New Normal': A Hotter And Wetter Climate PDF City of Houston Design Manual Chapter 9 STORMWATER DESIGN REQUIREMENTS Area flooding was catastrophic and widespread. -Evacuation Routes -Graphs August normally ranks as the warmest month at 84.6F (29.2C) and January the coldest month at 53.1F (11.7C).[1]. [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. [7] The value of relative humidity results in a heat index higher than the actual temperature. Sorry, the location you searched for was not found. That hurricane weakened to a tropical storm by the time it reached Houston. In 2011, Houston was ranked as the 17th most polluted city in the US, according to the American Lung Association. 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. Rainfall is the most common form of precipitation in Houston and is plentiful throughout the year. -Fire -Local Page. -Find It Quick, Tropical 4.11. -Find It Quick, Tropical They begin with average maximum and minimum temperatures in degrees Fahrenheit and Celsius. Averages are for San Antonio International Airport, which is 8 miles from San Antonio. 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 weather averages for Houston, Texas. Temperatures are generally not hot yet, averaging from 7582F (23.927.8C) in the day and 5664F (13.317.8C) at night. -Public Information Statement But Houston doesn't get as cold as 20 F (-8 C). The climate data come from weather measurements made at the William P. Hobby Airport near downtown Houston. -Hurricane Harvey -Tides and Currents -Weather Ready Nation 2. [54] The Port of Houston has not seen any major cleaning attempts. Elsewhere, the temperature in Houston dropped to 5F (15C) on January 18, 1930. -more, PREPAREDNESS/SAFETY -Houston Intercontinental This year up to early October, there have been 18 weather/climate disaster events killing 538 people with losses exceeding $1 billion each in the U.S., according to NOAA. -more, PREPAREDNESS/SAFETY What can I say? -SKYWARN Schedule -Center Weather Service Units Harvey in Houston: Most Extreme Rains Ever For a Major U.S. City Rainfall is ample throughout the year, though dry spells do occur. December 22, 1989: 1.7 inches (4.3cm) of snow with a record low of 7F (14C) on December 23. Early January is the coldest time of the year, with temperatures moderating slightly by February. Average annual snowfall is barely above zero, being less than the measurable amount of 0.1 inches (2.5mm). Hurricane Ike left ninety percent of people in the Houston Area without power. CURRENT HAZARDS Weather Highlights Summer High: the July high is around 92 degrees Winter Low: the January low is 40 Rain: averages 63 inches of rain a year -Evacuation Planning Mean monthly maxima and minima (i.e. December 7, 2017: 0.7 inches (2cm) of snow. -more, SocialMedia 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. The previous record was 48 inches, also set in Texas . The individual Weather Service Offices in the field cannot provide court certified weather documents. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. Get the monthly weather forecast for Houston, TX, including daily high/low, historical averages, to help you plan ahead. 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). Reference Jay Lawrimore. -Observations A series of tables gives data by year for temperature and precipitation. Rain This table gives the total precipitation that fell on Houston during each year from 2010. The sea breeze showers are also a contributor to the North American Monsoon. -College Station Station Data. Tropical Storm Allison dumped up to 37 inches (940mm) of rain on parts of the city over a five-day period in 2001, and was the most destructive and costly natural disaster in Houston history[26] prior to Hurricane Harvey. All NOAA. It has more days with rain than both New York City and Miami. National Oceanic and Atmospheric Administration 6422 Lozano Dr. Houston, TX 77041 (346) 226-3884. Storm surge affected areas around Galveston Bay, stripping some coastal islands of homes. -Worldwide -Houston Hobby As compared to other cities in Texas, Houston is very rainy. The number of days with precipitation counts the days when rainfall amounted to 0.01 inches (0.3 millimeters) or more. -Aviation Weather Center -Facebook -Models The deluge led to deadly flooding, and nine counties were declared to be in a state of disaster. Rainfall Alarms. -Evacuation Planning Houston, USA - Average Annual Weather - Holiday Weather -Tropical "Heat watch: Houston ties all-time record high". [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. -Wind Roses, Education/Careers Even the Astrodome was air-conditioned, making baseball players and fans comfortable for decades. Official records for Houston were kept at the Weather Bureau in downtown from July 1888 to May 1969, and at Intercontinental since June 1969. Flood Tracker | Houston, Texas Rainfall Totals - KPRC -Marine Harvey broke a national rainfall record for a single tropical storm Houston has occasional severe weather, mostly flooding. Climate & Weather Averages in San Antonio, Texas, USA - Time and Date Rochester gets even less rain and snow. Hurricanes that have the potential to landfall bring severe damage to the area. Houston. Appendix B provides a list of major cities in the U.S. along with the 1-hour duration, 100-year occurrence rainfall rate. Although only a Category 2 storm (out of 5), Ike brought moderate rain but high winds for an unusually long duration (upwards of nine hours). of snow in the 1980s on average than any other decade recorded, but the 2000s also witnessed more frequent and record-breaking snows. -NCDC/NCEI -Evacuation Routes December 10, 2008: Tied the earliest accumulating snowfall record. Seven major hurricanes have hit the Galveston and Houston areas in the past 100 years. Clear. Station Data. Tropical Storm Allison in 2001 was so severe that many parts of town that had never flooded before were flooded seriously. So, Seattle's reputation is totally deserved because of the number of days in which it rains. Metropolitan Transit Authority of Harris County, Texas, halted its light rail and bus services in view of the effects. Low Temp: 45 F. The rainiest season is Autumn when it rains 28% of the time and the driest is Summer with only a 22% chance of a rainy day. -NCDC/NCEI This was the eighth straight year above the 1981-2010 normal for the region. Intercontinental Airport opened in June 1969 and the official observation site was moved to the airport upon its opening. Houston IAH Extremes, Normals, and Annual Summaries -Houston/Galveston -Models It was the only tropical storm in history to have its name retired until Tropical Storm Erika in Dominica in 2015. -Wind Roses, Education/Careers After World War II, air conditioning stimulated the growth of Houston, and was called the most air-conditioned city in the world in 1950.[14]. 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. The normal annual precipitation measures 49.77 inches (1,264 mm). -Publications/Brochures All NOAA, CURRENT HAZARDS -Education [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]. Climate Normals. HOUSTON, Feb. 27, 2023 /PRNewswire/ -- The United States Special Presidential Envoy for Climate, John F. Kerry, will address delegates at the 41st annual CERAWeek by S&P Global, March 6-10 in Houston. -Weather Prediction Center -Houston/Galveston Teflon and Human Health: Do the Charges Stick? -Aviation Based on annual weather averages for Houston, the best month to go for holiday is March and May. 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. 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. Now check this: The differences in dampness are often vast. Another storm happened in June 2015 (Tropical Storm Bill) that had a similar impact on Houston, causing several highways to be closed due to the bayou overflowing; this event followed flooding from May 2426. Disclaimer: Please note that the data provided here is considered "unofficial". And rainfall was substantially lower. National Temperature and Precipitation Maps. There are usually a few days of freezing (32F (0C)) temperatures each year, though the average low in January, the coldest month, is still only 43F (6C) or 24F (4C). Increased clouds during El-Nio winters are what keep the temperatures from warming up. Global Summary of the Year, Version 1.0. CERTIFIED (official) climate data is available from the National Centers for Environmental Information (NCEI). Harris County Flood Warning System -Miscellaneous Info In 1837, the Racer's Storm passed just to the south of the town, raising water levels four feet. In Houston, during the entire year, the rain falls for 180.5 days and collects up to 35.35" (898mm) of precipitation. -Climatology for SE TX Should You Worry About Artificial Sweeteners? February is the driest month with 81mm (3.2in) of precipitation. Monthly averages Olympia Longitude: -122.901, Latitude: 47.0379 Average weather Olympia, WA - 98501. -Tides and Currents The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information. Hurricane Ike made landfall near Galveston, Texas in September 2008. These usually have no impacts on travel as they are light, brief and isolated. Would biotech have helped? -FloodAware Seattle gets its reputation as being the rainiest city due to the number of days with precipitation. National Weather Service Lake Charles, La. Since the 1930s, air-conditioning was built into all commercial buildings like theaters, malls, and corporations. -Fire Climatologist Brian Brettschneider also made what he called the "Dreariness Index," which factors in total precipitation, the number of wet days, and cloudiness. Severe weather of Houston mostly takes the form of flooding, which occurs most commonly in the months of May to October, which is the city's monsoon season. -Forecast Discussion -Weather History Houston now sees rainfall of roughly 2 inches more than we used to each year. Snowfall average snowfall in inches Houston Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 0 in BestPlaces.Net -Evacuation Routes 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).