St. Louis city weather, town by town
1 place in St. Louis city, Missouri, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1997 to 2025. Station extremes, not official state records.
St. Louis city Weather Facts
St. Louis city has 1 place on myweatherrock (1 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 107°F at Cahokia St Louis Dwtn Ap on June 28, 2012. The coldest night is -14°F at Cahokia St Louis Dwtn Ap on January 7, 2014. The wettest day brought 8.73 inches of rain at St Louis Sci Ctr on July 26, 2022. The biggest single-day snow measured 12.01 inches at St Louis Sci Ctr on December 19, 1973. Those are station measurements from NOAA's daily records, 1997 to 2025, not official state records. By area the largest place is St. Louis, about 62 square miles.
About St. Louis city weather
The map on the Now tab shows every St. Louis city town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 1 St. Louis city towns with station normals, the warmest month is July, when the day usually reaches 89°F, and the coldest is January, when the night usually falls to 24°F. May is the wettest, with rain on about 14 days.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
St. Louis city weather records
Measured at the NOAA stations serving these towns, daily records 1997 to 2025. Station extremes, not official state records.
Common questions about St. Louis city weather
- What is the hottest temperature recorded at a St. Louis city station?
- 107°F at Cahokia St Louis Dwtn Ap on June 28, 2012, in the NOAA daily station records myweatherrock holds (1997 to 2025).
- What is the coldest temperature recorded at a St. Louis city station?
- -14°F at Cahokia St Louis Dwtn Ap on January 7, 2014.
- What is the most rain a St. Louis city station has measured in one day?
- 8.73 inches at St Louis Sci Ctr on July 26, 2022.
- What is the biggest one-day snowfall at a St. Louis city station?
- 12.01 inches at St Louis Sci Ctr on December 19, 1973.
- How many St. Louis city towns have a weather page here?
- 1: 1 cities. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the St. Louis city forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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