Louis, Missouri gets 42 inches of rain, on average, per year. Most days are cloudy or partly cloudy, and the year-round humidity can make it feel chilly and damp. This resulted in extreme amounts of rain. Fire Weather A stalled front sat just to the south of the region, along I-70. What to pack: Warm clothes are a must for winter in St. Louis. The month with the most rain in St. Louis is May, with an average rainfall of 4.1 inches. Get our travel tips Delivered to your inbox. It gets chilly at night, especially toward the end of fall, so bring long-sleeve shirts and a rain jacket. ", Hottest Month: July (87 degrees Fahrenheit/27 degrees Celsius), Coldest Month: January (39 degrees Fahrenheit/4 degrees Celsius). Area pools are open Memorial Day through Labor Day, so bring a swimming suit and sunscreen if you plan to swim. Activity Planner Drought While the risk exists, tornadoes are rare and tend to do localized damage, so they shouldnt be a reason to put off your visit. Learn More. The US average is 205 sunny days. 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). See more current weather Annual Weather Averages Near 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. 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. per month. Heres what you need to know about the weather when planning your trip to St. Louis. Bestplaces.net. We exceeded that average high 18 times this month. The driest month by average rainfall in St. Louis, MO is January with an average of 2.8 inches of rain average rainfall st (Weather station: Lambert-St. Louis International Airport, USA). The three winter months are the driest, with an average total of about 6 inches of precipitation. WebRain falls throughout the year in St. Louis. During any year, there are usually a few of these thunderstorms that are severe, and produce large hail and damaging winds. Despite the heat, this is a popular time for families to visit. 2016. What to pack: Shorts and T-shirts are typical summer attire and are appropriate at most family attractions. With one day of the month changing the trajectory of the entire climate situation in the area, how does August look to compare? FAA Center Weather per month. St. Louis has four seasons: hot, humid summers; wet, cool falls; cold, damp winters; and even wetter springs. WebNormal annual precipitation for the St. Louis are is a little less than 34 inches. 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. WebThe annual rainfall of 42.2 inches in St. Louis means that it is drier than most places in Missouri. WebSun & Moon Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 61 F. Heavy rain falling on already saturated grounds caused flash flooding once again. The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. Although most tornadoes occur in the spring, severe weather can happen in the area during any season. Megan's work can be found in publications such as St. Louis Magazine and The Lutheran Church-Missouri Synod newspaper.. CURRENT HAZARDS Data Updated Feb 1. St. Louis city, Missouri has experienced a variety of weather since 1900, impacting people, communities, and geographies. Its not unusual for it to rain several days in a row, although it rarely rains all day. The tornado sirens in both St. Louis city and the county are tested on the first Monday morning of the month, weather permitting. Snow Reference Jay Lawrimore. About NWS St. Louis 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. Marine Weather NWS Storm Spotter Talks WebThe annual rainfall of 42.2 inches in St. Louis means that it is drier than most places in Missouri. We had six days where the mercury was 100 degrees or higher, and 11 days of cooler than average readings. (Weather station: Lambert-St. Louis International Airport, USA). WebSan Francisco, CA warning 52 F Partly Cloudy. Heavy wet snow will continue to pile up over the Upper Peninsula of Michigan into Tuesday. User Defined Area. Two days were of average values. Passing clouds. Observations Weather Radio As with every season in St. Louis, the weather can be somewhat unpredictable, depending on whats happening in other parts of the country. "St. Louis, Missouri Climate." WebNormal annual precipitation for the St. Louis are is a little less than 34 inches. Snowfall Analysis Find Out More. National Weather Service The US average is 38 inches of rain per year. The wettest month in St. Louis, MO is May with an average of 4.8 inches of rain falling on 13 to 13 days. In fact, the next day, July 27, nearly another inch of rain fell. 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. 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. 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? 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. Saint Louis, Missouri is dished out on average 900 mm (35.4 in) of rainfall per year, or 75 mm (3 in) per month. WebPrecipitation This table gives the total precipitation that fell on St. Louis during each year from 2010. 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. Read More >. The US average is 38 inches of rain per year. Boston, MA warning 49 F 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. Data Updated Feb 1. Local area August outlook 2023, Charter Communications, all rights reserved. CoCoRAHS All NOAA, Slow-moving storm systems will continue rounds of low elevation rain showers and higher elevation rain/snow over the Ohio Valley, Northeast, and Western U.S. through midweek. Jillian Dara is a freelance journalist and fact-checker. August outlook per month. For the entire storm, the airport, the airport picked up 9.07 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. 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Rain didnt stop falling in the region for the month. There are usually 10 days with some rain in St Louis in May and the average monthly rainfall is 103mm. TripSavvy uses only high-quality, trusted sources, including peer-reviewed studies, to support the facts within our articles. WebSan Francisco, CA warning 52 F Partly Cloudy. 2016. CLIMATE Find Out More. The month with the most rain in St. Louis is May, with an average rainfall of 4.1 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. NOAA Climate Science (Weather station: Lambert-St. Louis International Airport, USA). Track monthly data on how St. Louis city experiences severe weather, including precipitation and temperature. WebSt. 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. 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. Passing clouds. 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. Track monthly data on how St. Louis city experiences severe weather, including precipitation and temperature. On average, there are 202 sunny days per year in St. Louis. Bring a warm winter coat, hat, and gloves, and consider long underwear if you plan to spend a lot of time outside. WebSt. Dry, gusty winds will promote critical fire weather over parts of the Upper Midwest Tuesday. Annual Average 2010Present 38.1in; Monthly Average 2010Present 3.8in; Daily Average 2010Present 0.1in; Wettest Day 26 July, 2022 8.6in; 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 WebClimate (2010Present) St. Louis Lambert International Airport (0 miles) Take a look at our website widgetsAvailable free! 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. Area children return to school in mid-to-late August, signaling that the end of summers stifling heat is near. 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. June 2022 was a dry month as well, so combining rainfall totals for both months showed an even larger deficit, of over 3 inches. Until, one day changed that. US Dept of Commerce St. Louis averages 16 inches of snow per year. Rivers and Lakes, Weather Safety Severe Weather Weather-Ready Nation Ambassador Program, LOCAL PROGRAMS WebClimate in St. Louis city, Missouri. The spring months of March through May are normally the wettest with normal total rainfall of just under 10.5 inches. Our Spectrum News app is the most convenient way to get the stories that matter to you. 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..