The US average is 205 sunny days. Spring storms also bring the possibility for extreme weather, including hail and tornadoes. Get hyperlocal forecasts, radar and weather alerts. Average Monthly Rainfall in St. Louis Link Download Compare History: 2023 2022 2021 2020 2019 2018 2017 2016 2015 St Louis Average Rainfall Average Monthly Rainfall in St. Louis Link Download Compare History: 2023 2022 2021 2020 2019 2018 2017 2016 2015 Its not unusual for it to rain several days in a row, although it rarely rains all day. CoCoRAHS Climate WebSt. Heavy rain falling on already saturated grounds caused flash flooding once again. Climate What to pack: Warm clothes are a must for winter in St. Louis. Local While the risk exists, tornadoes are rare and tend to do localized damage, so they shouldnt be a reason to put off your visit. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. 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. Heres what you need to know about the weather when planning your trip to St. Louis. 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? More Hydrology The tornado sirens in both St. Louis city and the county are tested on the first Monday morning of the month, weather permitting. Climate Average Rainfall St Louis Normal rainfall for the St. Louis area for August is 3.38 inches. Saint Louis, Missouri is dished out on average 900 mm (35.4 in) of rainfall per year, or 75 mm (3 in) per month. Spring is a lovely and often unpredictable time of year in St. Louis. With so much rain during the latter part of the month, the airport observed 12.22 inches for July 2022. Thunderstorms normally occur on between 40 and 50 days per year. December 2020. Read More >. Rainfall totals ranged from around an inch in Imperial, MO, to over 12 inches in Wentzville, Mo. WebSan Francisco, CA warning 52 F Partly Cloudy. Her work has appeared in Travel + Leisure, USA Today, Michelin Guides, Hemispheres, DuJour, and Forbes. Heavy wet snow will continue to pile up over the Upper Peninsula of Michigan into Tuesday. Area children return to school in mid-to-late August, signaling that the end of summers stifling heat is near. WebNormal annual precipitation for the St. Louis are is a little less than 34 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. 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. Passing clouds. 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. 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. The wettest month in St. Louis, MO is May with an average of 4.8 inches of rain falling on 13 to 13 days. St per month. WebClimate (2010Present) St. Louis Lambert International Airport (0 miles) Take a look at our website widgetsAvailable free! Manhattan, NY warning 50 F Cloudy. The month with the least rain in St. Louis is January, with an average rainfall of 1.6 inches. Manhattan, NY warning 50 F Cloudy. 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. User Defined Area. 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. The wettest month in St. Louis, MO is May with an average of 4.8 inches of rain falling on 13 to 13 days. Weather Radio "Climate Lake Saint Louis - Missouri and weather averages." Please try another search. With the high humidity, some days can feel downright oppressive. As fall progresses, cooler temperatures and crisp air prevail, and soon the trees are sporting brilliant red, yellow, and oranges leaves. 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. However, its not uncommon to get a 60 degree day in January, as the day-to-day weather is greatly impacted by fronts that move in from other parts of the country. 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. Find Out More. St. Louis NOAA Climate Science 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.. The US average is 38 inches of rain per year. St. Louis, MO Weather History 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. Louis, Missouri gets 42 inches of rain, on average, per year. 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. St Louis St. Louis averages 16 inches of snow per year. Data Updated Feb 1. Global Summary of the Year, Version 1.0. 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. There are usually 10 days with some rain in St Louis in May and the average monthly rainfall is 103mm. St. Louis, MO Weather History Louis, MO Weather Forecast Office Average Annual Precipitation Graphs Weather.gov > St. Louis, MO > Average Annual Precipitation Graphs Current Hazards Current Conditions Radar Forecasts Rivers and Lakes Climate and Past Weather Local Programs Average Annual Precipitation Graphs for St. Louis, Missouri for Columbia,
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