Rainfall totals at the St. Louis Lambert International Airport through July 24, 2022 were under 2 inches, giving a deficit of over a 0.5 inches for the month. What to pack: Layering is key when planning for St. Louis weather. 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? Learn More. National Weather Service Contact Info. 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. Annual Rainfall St Louis 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. WebThe annual rainfall of 42.2 inches in St. Louis means that it is drier than most places in Missouri. 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. Please Contact Us. Road Conditions, FORECAST 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, Missouri Climate." Download it here. About Our Office Until, one day changed that. 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. Its not unusual for it to rain several days in a row, although it rarely rains all day. WebSt. The US average is 38 inches of rain per year. With so much rain during the latter part of the month, the airport observed 12.22 inches for July 2022. Climate Passing clouds. St. Louis city, Missouri has experienced a variety of weather since 1900, impacting people, communities, and geographies. This resulted in extreme amounts of rain. Questions? WebPrecipitation This table gives the total precipitation that fell on St. Louis during each year from 2010. St. Louis gets an average of 16 inches of snow a year, although this varies from year to year. Saint Louis, Missouri is dished out on average 900 mm (35.4 in) of rainfall per year, or 75 mm (3 in) per month. The alternate invasion of these airmasses produces a wide variety of weather conditions, and allows the region to enjoy a true four-season climate. Local St. Louis 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. Average The three winter months are the driest, with an average total of about 6 inches of precipitation. WebPrecipitation amounts to 1,060 millimeters (41.7 inches) per year: so, it is at an intermediate level. US Dept of Commerce Average Rainfall St Louis The US average is 205 sunny days. It was hot and dry for most of the month, even putting the St. Louis area in a drought concern. On average, there are 202 sunny days per year in St. Louis. The spring months of March through May are normally the wettest with normal total rainfall of just under 10.5 inches. Average Monthly Rainfall in St. Louis Link Download Compare History: 2023 2022 2021 2020 2019 2018 2017 2016 2015 Climate Two days were of average values. The month of July was an interesting one. Track monthly data on how St. Louis city experiences severe weather, including precipitation and temperature. See more current weather Annual Weather Averages Near It gets chilly at night, especially toward the end of fall, so bring long-sleeve shirts and a rain jacket. WebRain falls throughout the year in St. Louis. Data Updated Feb 1. St Louis Climate St Louis climate Climate St Louis Weather in May 2021, Missouri, USA: How hot? The wettest month in St. Louis history, dating back to 1874, was August, 1946 with 14.78 inches of rain. A stalled front sat just to the south of the region, along I-70. Area children return to school in mid-to-late August, signaling that the end of summers stifling heat is near. Annual Rainfall St Louis GIS Forecast Maps St Louis Average Rainfall About NWS St. Louis