On average, there are 202 sunny days per year in St. Louis. Data Updated Feb 1. The US average is 28 inches of snow per year. Questions? The US average is 28 inches of snow per year. ", Hottest Month: July (87 degrees Fahrenheit/27 degrees Celsius), Coldest Month: January (39 degrees Fahrenheit/4 degrees Celsius). For the entire storm, the airport, the airport picked up 9.07 inches. Forecaster's Discussion It was hot and dry for most of the month, even putting the St. Louis area in a drought concern. Read More >. Most winter precipitation occurs between the months of December and March, and snowstorms and freezing rain can bring traffic to a halt., Despite this, many area attractions even the outdoor ones are open throughout the year, so you wont run out of things to do.. WebSt. Snow Reference Jay Lawrimore. St Louis Weather in May 2021, Missouri, USA: How hot? WebRain falls throughout the year in St. Louis. 2016. Watches / Warnings Rivers and Lakes, Weather Safety Drought Saint Louis, Missouri is dished out on average 900 mm (35.4 in) of rainfall per year, or 75 mm (3 in) per month. Dry, gusty winds will promote critical fire weather over parts of the Upper Midwest Tuesday. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. Data Updated Feb 1. Despite the heat, this is a popular time for families to visit. per month. per month. Flash flooding on this day caused significant damage in St. Charles and St. Louis Counties, along with the city of St. Louis. The US average is 28 inches of snow per year. Thunderstorms developed overnight and began training (tracking over the same area for an extended period). St Louis sunrise & sunset times for May 2021 Browse the sunrise & sunset times for St Louis Get the monthly weather forecast for St. Louis, MO, including daily high/low, historical averages, to help you plan ahead. (Weather station: Lambert-St. Louis International Airport, USA). Contact Info. Experimental Graphical Hazardous Weather Outlook, Office Tours and School Education Materials, National Oceanic and Atmospheric Administration. The three winter months are the driest, with an average total of about 6 inches of precipitation. It ranges from 55 mm (2.2 in) in the driest month (February) to 120 mm (4.7 in) in the wettest ones (April, May). Read our, Your Trip to St. Louis: The Complete Guide, Average Monthly Temperature, Rainfall, and Daylight Hours, "Climate Lake Saint Louis - Missouri and weather averages. 2016. St. Louis city, Missouri has experienced a variety of weather since 1900, impacting people, communities, and geographies. WebNormal annual precipitation for the St. Louis are is a little less than 34 inches. Climatologically, the hottest time of the year, the average high for the St. Louis area hovers around 90 degrees for most of the month of July. WebNormal annual precipitation for the St. Louis are is a little less than 34 inches. The driest month by average rainfall in St. Louis, MO is January with an average of 2.8 inches of rain average rainfall st The US average is 38 inches of rain per year. It seemed like for much of the month, we couldnt buy a raindrop. All of that changed on the morning of July 26, 2022. If 4.7% of the time, the annual precipitation is more than 40 inches, what is the standard deviation for annual precipitation in St. Louis? Global Summary of the Year, Version 1.0. Despite the storms and the variable temperatures, the daffodils, dogwoods, and other plants bloom throughout these months, making it a favorite season for many St. Louisans.. Average Monthly Rainfall in St. Louis Link Download Compare History: 2023 2022 2021 2020 2019 2018 2017 2016 2015 The spring months of March through May are normally the wettest with normal total rainfall of just under 10.5 inches. Please select one of the following: St. Louis is located at the confluence of the Mississippi and Missouri Rivers, and near the geographical center of the US. Weather Radio The month with the least rain in St. Louis is January, with an average rainfall of 1.6 inches. Boston, MA warning 49 F Rain. Find Out More. The climatological warmest part of the summer has peaked, and average high temperatures dip below 90 degrees for the beginning of August. WebAverage yearly precipitation; Days Place Inches Millimetres; 116: Cape Girardeau: 47.9: 1217: 106: Caruthersville: 55.3: 1404: 98: Clearwater Lake Dam: 48.7: 1238: 106: Joplin: 45.6: 1158: 94: Ozark Beach: 45.7: 1160: 106: Poplar Bluff: 52.2: 1327: 110: Springfield: 44.7: 1136: 103: Stockton Lake Dam: 44.9: 1140 Global Summary of the Year, Version 1.0. This time, the storms enhanced right over the Central West End and downtown, dropping anywhere from 2-4 inches of rainfall in just 30 minutes. November is the rainiest month in Seattle with 18.7 days of rain, and August is the driest month with only 5.3 rainy days. There are usually 10 days with some rain in St Louis in May and the average monthly rainfall is 103mm. Her work has appeared in Travel + Leisure, USA Today, Michelin Guides, Hemispheres, DuJour, and Forbes. There are usually 10 days with some rain in St Louis in May and the average monthly rainfall is 103mm. The driest month by average rainfall in St. Louis, MO is January with an average of 2.8 inches of rain average rainfall st The US average is 38 inches of rain per year. It ranges from 55 mm (2.2 in) in the driest month (February) to 120 mm (4.7 in) in the wettest ones (April, May). About NWS St. Louis CLIMATE St Louis sunrise & sunset times for May 2021 Browse the sunrise & sunset times for St Louis Get the monthly weather forecast for St. Louis, MO, including daily high/low, historical averages, to help you plan ahead. 2023, Charter Communications, all rights reserved. Its not completely unheard of for there to be an early snow on Halloween. Weather-Ready Nation Ambassador Program, LOCAL PROGRAMS The US average is 38 inches of rain per year. The tornado sirens in both St. Louis city and the county are tested on the first Monday morning of the month, weather permitting. Learn More. About Our Office Spring is a lovely and often unpredictable time of year in St. Louis. StormReady Governor Parson issued an Executive Order, California Consumer Limit the Use of My Sensitive Personal Information, California Consumer Do Not Sell or Share My Personal Information, Much of the month was hotter than average, August outlook is hotter and drier than average. The month with the most rain in St. Louis is May, with an average rainfall of 4.1 inches. WebRain falls throughout the year in St. Louis. The three winter months are the driest, with an average total of about 6 inches of precipitation. Snow Reference Jay Lawrimore. On average st louis yearly average rainfall there are 106 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 8.8 days with a quantity of rain, sleet, snow etc. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. August outlook It ranges from 55 mm (2.2 in) in the driest month (February) to 120 mm (4.7 in) in the wettest ones (April, May). NOAA Climate Science Sorry, the location you searched for was not found. WebClimate (2010Present) St. Louis Lambert International Airport (0 miles) Take a look at our website widgetsAvailable free! WebClimate (2010Present) St. Louis Lambert International Airport (0 miles) Take a look at our website widgetsAvailable free! There are usually 10 days with some rain in St Louis in May and the average monthly rainfall is 103mm. June and July tend to be fairly wet months, averaging 4.60 and 4.48 inches of rain respectively, but there are plenty of sunny days that are perfect for a visit to the Saint Louis Zoo or for taking in a Cardinals baseball game. St. Louis averages 16 inches of snow per year. We exceeded that average high 18 times this month. See more current weather Annual Weather Averages Near The month with the least rain in St. Louis is January, with an average rainfall of 1.6 inches. The St. Louis Lambert International Airport recoded their wettest day on record, when 8.64 inches of rain fell, smashing the nearly 107-year-old record of 6.85 inches. August outlook Observations Get hyperlocal forecasts, radar and weather alerts. GIS Forecast Maps WebPrecipitation amounts to 1,060 millimeters (41.7 inches) per year: so, it is at an intermediate level. While not the wettest July on record, July 2022 now ranks as the second wettest on record with July, 1948 maintaining the top spot with 12.69 inches of rainfall. WebSun & Moon Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 61 F. Get the best experience and stay connected to your community with our Spectrum News app. Heavy wet snow will continue to pile up over the Upper Peninsula of Michigan into Tuesday. Thankfully, it fell over a longer duration, and didnt prompt more flooding. (Weather station: Lambert-St. Louis International Airport, USA). The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. While the risk exists, tornadoes are rare and tend to do localized damage, so they shouldnt be a reason to put off your visit. Louis, Missouri gets 42 inches of rain, on average, per year. The month of July was an interesting one. The month with the least rain in St. Louis is January, with an average rainfall of 1.6 inches. WebSan Francisco, CA warning 52 F Partly Cloudy. According to the National Weather Service, this 12-hour deluge provided roughly 25 percent of the metro's average precipitation for the entire year, which is about 41.70 inches. LOUIS Storms in St. Louis this week dumped 25 percent of the citys annual rainfall onto streets in the course of 12 hours, the most to hit the area in more than a century. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. Boston, MA warning 49 F Rain. US Dept of Commerce National Oceanic and Atmospheric Administration Missouri writer Mark Twain once famously said, If you dont like the weather in New England, just wait a few minutes. These words could also easily refer to St. Louis, Missouri, where its possible to experience several types of weather in just one day. National Louis, Missouri gets 42 inches of rain, on average, per year. NWS Storm Spotter Talks This resulted in extreme amounts of rain. The US average is 205 sunny days. Thunderstorms normally occur on between 40 and 50 days per year. WebClimate in St. Louis city, Missouri. August outlook The US average is 205 sunny days. Boston, MA warning 49 F Rain. Bring a warm winter coat, hat, and gloves, and consider long underwear if you plan to spend a lot of time outside. St Louis Weather in May 2021, Missouri, USA: How hot? Charles, MO 63304-5685636-441-8467Comments? Major interstates near downtown were at a standstill as already stressed drainage areas couldnt keep up with the water. Heres what you need to know about the weather when planning your trip to St. Louis. Due to its flat, inland location, St. Louis receives its fair share of extreme weather, including summertime highs, wintertime lows, tornadoes, and flooding although the latter rarely affects visitors. June and July tend to be fairly wet months, averaging 4.60 and 4.48 inches of rain respectively, but there are plenty of sunny days that are perfect for a visit to the Saint Louis Zoo or for taking in a Cardinals baseball game. See more current weather Annual Weather Averages Near The number of days with precipitation counts the days when rainfall or snowfall (when melted) amounted to 0.01 inches (0.3 millimeters) or more. Theres no denying that St. Louis summers are hot and sticky. WebPrecipitation amounts to 1,060 millimeters (41.7 inches) per year: so, it is at an intermediate level. "Climate Lake Saint Louis - Missouri and weather averages." However, on the afternoon of July 28, a disturbance moved along the stalled frontal boundary and produced storms over the St. Louis area. (Weather station: Lambert-St. Louis International Airport, USA). 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