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. -Observations 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. November 13, 2018 Broke Earliest Snowfall Record, This page was last edited on 1 March 2023, at 04:35. -Activity Planner It's more than 4 feet of rain. Analysis of the Parameter Regression of Independent Slopes . 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 The annual rainfall of 53.0 inches in Houston means that it is one of the wettest places in Texas. The official observation site for the city of Houston was moved quite a few times during its long history. Post. 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). 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]. -more, PREPAREDNESS/SAFETY Houston/Galveston, TX1353 FM 646 Suite 202Dickinson, TX 77539281-337-5074Comments? This led to Harvey being the 2nd costliest natural disaster of all time in the U.S. Weather in October. More information & alert signup. -Houston Hobby Sorry, the location you searched for was not found. Hurricane Harvey made landfall in Rockport, Texas, very early on August 26, 2017. -Publications/Brochures -Models The normal annual precipitation measures 49.77 inches (1,264 mm). Houston bests many major cities like Albuquerque, El Paso, Las Vegas, Phoenix and Reno, which all average under 10 inches per year. 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. -National Weather Service -more, SocialMedia -Local Page. -NCDC/NCEI At 35.1 inches (891 mm) of precipitation a year, Rochester ranks 37th among major US cities for highest annual precipitation. -Tropical Storm Imelda The climate of Houston is classified as a humid subtropical climate, with tropical influences. [1] The city (and much of South and Southeast Texas) has its own irregular monsoon season, which usually lasts from May to October, but sometimes April to September. -Corpus Christi -Climatology for SE TX -Astronomical Info December 22, 1989: 1.7 inches (4.3cm) of snow with a record low of 7F (14C) on December 23. Mean annual precipitation from 1971 to 2000 as measured from one weather station in each county, typically at the county seat. -Old Climate Page Houston, Texas, is considered to have a tropical climate, and its average annual rainfall reflects that. At the time of landfall, Carla was the most powerful tropical system to hit the Texas coast in over 40 years. The temperature dips to freezing or below on an average of 4 nights a year. [15] Cool fronts that move through the region during the fall can bring rain. Tornadoes in Houston usually measure a weak EF1 on the Enhanced Fujita scale and cause light to moderate damage to well-constructed buildings. The annual rainfall of 38.2 inches in Chicago means that it is drier than most places in Illinois. Areas south of Interstate 10 can have entire winters without a freeze. -Careers January 11, 1973: 2.0 inches (5.1cm) of snow. 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. Almost the entirety of the upper Texas coastline received above 25" of rain, with a majority of the Houston area on southeast and eastward receiving 40-60"+. Then there's information on how much rain actually landed during recent years, as well as how often Houston had wet weather. February is the driest month with 81mm (3.2in) of precipitation. Well, the rain in Seattle is sort of like the mist in the grocery produce aisle. Annual Weather Averages Near Austin. It's Seattle's "little brother" down the road, and the weather there is very similar to ours. 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. Houston Temperature History 2021. -Tides and Currents -Local Data/Records -National Weather Service -Aviation Weather Center What Is the Best Time of Year to Go to Kerala, India? The number of days with precipitation counts the days when rainfall amounted to 0.01 inches (0.3 millimeters) or more. What Are Some Geographical Locations of Deserts? This is due to the fact that Houston has been the home for the oil and gas industry since its inception in the early 1900s, when there was little environmental regulation. The temperature hovers around 19c. The last recorded snowfall in Houston was on February 15, 2021. [7] The value of relative humidity results in a heat index higher than the actual temperature. -Tropical Foundation Support Specialists. Precipitation: 0.85" Humidity: 63%. 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. [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]. How Toxic Terrorists Scare You With Science Terms, Adult Immunization: The Need for Enhanced Utilization, IARC Diesel Exhaust & Lung Cancer: An Analysis. Please note that not all products are available for all dates and time periods. Formerly, he was the founding editor of RealClearScience. That's followed by how many really hot and cold days occurred each year. [1] The most precipitation to fall in one year was 83.02 inches (2,108.7mm) which occurred in 1979. Should You Worry About Artificial Flavors Or Colors? In Austin, for example, 100-year rainfall amounts for 24 hours increased as much as three inches up to 13 inches. Annual precipitation averaged across the Midwest was 37.72 inches (958 mm), 0.78 inches (20 mm) above normal. Annual rainfall: 16.9 C 62 F: 9.3 C 49 F: 960.8 mm 37.8 in: Burnie is a port city on the north-west coast of Tasmania, Australia. -Houston Intercontinental 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). -YouTube -Spaceflight Meteorology Group The wettest month is June with an average of 174mm of rain .. Rainfall is the most common form of precipitation in Houston and is plentiful throughout the year. -Spaceflight Meteorology Group Houston may be considered the air-conditioning capital of the world due to its hot and humid metropolitan. These storms can be very disruptive since road crews are not equipped to handle such rare events over the city's expansive size. 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. -Severe Stats However, it dropped to -6 C (21.2 F) in December 1996. Galveston was significantly warmer compared to the previous iteration of normal, especially at night. -Hurricane Harvey Masks Depart, 'Stomach Flu' Arrives. Our weather forecast can give you a great sense of what weather to expect in Houston in November 2023. -Weather History -Air Now 47.06. It was the only tropical storm in history to have its name retired until Tropical Storm Erika in Dominica in 2015. The wettest season is Autumn with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. Unlike Dallas, Houston is not in Tornado Alley; however, smaller tornadoes can occur during severe weather. -Forecast Discussion COPYRIGHT 1978-2022 BY THE AMERICAN COUNCIL ON SCIENCE AND HEALTH. The individual Weather Service Offices in the field cannot provide court certified weather documents. The flat wetlands and paved-over coastal prairie around Houston drain slowly and easily flood. The average high in January, the coldest month, is 62.9F (17.2C) and the low 43.2F (6.2C). 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. -National Weather Service In Houston, during the entire year, the rain falls for 180.5 days and collects up to 35.35" (898mm) of precipitation. -Satellite -Air Now Global Summary of the Year, Version 1.0. The coldest temperature ever recorded at George Bush Intercontinental Airport was 7F (14C) on December 23, 1989. Tylenol After Surgery? National Weather Service -Houston/Galveston (The dry season is the summer, which lasts from roughly July to early October.). -Harris County Flood Warning System [54] The Port of Houston has not seen any major cleaning attempts. -2022 Hurricane Guide -more, ADDITIONAL INFO The daily range of reported temperatures (gray bars) and 24-hour highs (red ticks) and lows (blue ticks), placed over the daily average high (faint red line) and low (faint blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. -HGX Teacher Resources All NOAA, You are at NWS Houston/Galveston SE TX Climate Houston Intercontinental Climate Climate Graphs - IAH, CURRENT HAZARDS How much does it rain in Seattle? Berger, Eric; Latson, Jennifer; Leahy, Jennifer (December 10, 2008). Storm surge affected areas around Galveston Bay, stripping some coastal islands of homes. Averages are for Camp Mabry / Austin City, which is 4 miles from Austin. It's Not Even in the Top 30 of Major U.S. Cities, The Next Plague and How Science Will Stop It. [49] Ground-level ozone, or smog, is Houston's predominant air pollution problem. -YouTube -National Weather Service -Weather Radio 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. Low Temp: 41 F. -Miscellaneous Info June through August in Houston is very hot and humid, often with scattered afternoon showers and thunderstorms. -FAQ, Rivers/Lakes/Bayous -StormReady The wettest month is June, with an average of 5.93 inches (151mm) of rain. -Twitter Winter is also the driest part of the year for Houston. [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. -Frequent Products However, most years see little or no significant hurricane activity. -Space Weather Prediction Center, CURRENT WEATHER -Web Weather for Kids Home | Privacy & Cookies | Contact | About. Yearly Average. -Weather History -NCDC/NCEI -Satellite Lake Charles, La. By August 30, Houston was flooded, due to torrential rainfall from the hurricane.[28][29][30]. [46], Houston's environmental problems stem from a long history of pollution. -Spaceflight Meteorology Group There are 90.0 rainy days annually in Houston, which is rainier than most places in Texas. In Houston, during 14.8 rainfall days, 4.45" (113mm) of precipitation is typically accumulated. -Space Weather Prediction Center, CURRENT WEATHER Precipitation: 0.72" Humidity: 64%. -Old Climate Page Precipitation. -Find It Quick, Tropical Monthly: 1981-2010 normals That's a nearly eight-inch increase in 48 years or the equivalent of 16 percent more . Monthly averages Olympia Longitude: -122.901, Latitude: 47.0379 Average weather Olympia, WA - 98501. -Houston Intercontinental -Harris County Flood Warning System -Fire But Buffalo, Cleveland, and Pittsburgh? "Heat watch: Houston ties all-time record high". -Galveston Beach Patrol (Flag Warning System), FORECASTS "It was a pretty substantial. Average annual snowfall is barely above zero, being less than the measurable amount of 0.1 inches (2.5mm). Track flooding, rainfall totals and weather forecast for the Houston, Texas area from KPRC 2 and Click2Houston.com. 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. -Corpus Christi The American Council on Science and Health is a research and education organization operating under Section 501(c)(3) of the Internal Revenue Code. The map above shows a satellite-based estimate of rainfall over Texas on April 15-18, 2016. Daylight -FAQ, Rivers/Lakes/Bayous The city office remained in downtown Houston from 1881 through May 1969. In 1837, the Racer's Storm passed just to the south of the town, raising water levels four feet. Tropical Storm Erin made landfall in August 2007 with heavy rainfall. This might flood certain low-lying intersections, but doesn't generally affect citizens or the business of the city. 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). -Brazos River Authority, CLIMATE Some of the most recent ice storms occurred in 1997, 2007, February4, 2011, and January 16, 2018. -Jefferson County Drainage District 6 -FloodAware Contributions are fully tax-deductible. -more, PREPAREDNESS/SAFETY Jay Lawrimore. We raise our funds each year primarily from individuals and foundations. [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. [24] The periphery of Hurricane Carla hit the city in 1961, causing major damage to Houston. (NOTE: Through April 2021, departures from normal were based on the 1981-2010 normals. *The heaviest 24-hour rainfall in U.S. history and 12th highest in the world - total verified by NOAA at unofficial reporting station Greatest annual average: 58.31", Orange, Orange County Least annual average: 8.81", El Paso, El Paso County Wettest year statewide: 1941, 42.62" - state average Driest year statewide: 1817, 14.30" - state average -Marine 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. -Wind Roses, Education/Careers Kentucky was the wettest state with 9.97 inches (253 mm) above normal which ranked as the 8th wettest in . 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). -FloodAware Metropolitan Transit Authority of Harris County, Texas, National Oceanic and Atmospheric Administration, "WMO Climate Normals for HOUSTON/INTERCONTINENTAL, TX 19611990". 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. 10 miles. -Graphs On average, rain rates will be 1-2 per hour, which could lead to standing water on roads where the heaviest rain hits. -Drought, History -HGX Teacher Resources Flash flood warnings are common all year, and due to the flat landscape, heavy rains often threaten life and property in the city. -Weather Safety -StormReady And rainfall was substantially lower. 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. Yet Buffalo ranks 30th in the total precipitation it receives annually, with 40.7 inches (1033 millimetres). -NOAA -Rainfall Reports -more, PREPAREDNESS/SAFETY -Storm Data [1] The average relative humidity ranges from over 90 percent in the morning to around 60 percent in the afternoon. 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. Preliminary record: Harvey has passed the 50" measured single-storm rainfall record for the continental US. "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. -Worldwide -Major Events, RADAR -Aviation Weather Center Authorities prohibited non-emergency access to the island for many weeks. 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. May thru Dec and Year columns for 2021 are based on the 1991-2020 normals) HGX RSS Feed Menu. -Twitter -Lake Charles -Education But Houston doesn't get as cold as 20 F (-8 C). These are not "official" records, nor should they be . [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. Wind: 7 mph. Houston sometimes experiences tropical cyclones during the Atlantic hurricane season, which can bring heavy rain and significant damage to the city. The annual precipitation totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information. January Climate & Weather Averages in Austin. Official records for Houston were kept at the Weather Bureau in downtown from July 1888 to May 1969, and at Intercontinental since June 1969. Precipitation is rain, snow, sleet, or hail that falls to the ground. The official observation site has been located at Intercontinental Airport ever since. (PWSs) in the Houston area had received 84-hour rainfall totals . [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. 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.