Franklin County weather, town by town
17 places in Franklin County, 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 1935 to 2026. Station extremes, not official state records.
Franklin County Weather Facts
Franklin County has 17 places on myweatherrock (8 cities, 4 census-designated places, 4 villages, 1 towns), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 109°F at St Louis Spirit Of St Louis Ap on June 28, 2012. The coldest night is -28°F at Weldon Spring Nws on December 23, 1989. The wettest day brought 10.48 inches of rain at Washington on May 7, 2000. The biggest single-day snow measured 15 inches at Cuba on November 6, 1951. Those are station measurements from NOAA's daily records, 1935 to 2026, not official state records. By area the largest place is Washington, about 10 square miles.
About Franklin County weather
The map on the Now tab shows every Franklin County 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 14 Franklin County towns with station normals, the warmest month is July, when the day usually reaches 88°F, and the coldest is January, when the night usually falls to 20°F. May is the wettest, with rain on about 13 days. January nights run from about 19°F in Berger to 22°F in Gray Summit.
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.
Franklin County weather records
Measured at the NOAA stations serving these towns, daily records 1935 to 2026. Station extremes, not official state records.
Common questions about Franklin County weather
- What is the hottest temperature recorded at a Franklin County station?
- 109°F at St Louis Spirit Of St Louis Ap on June 28, 2012, in the NOAA daily station records myweatherrock holds (1935 to 2026).
- What is the coldest temperature recorded at a Franklin County station?
- -28°F at Weldon Spring Nws on December 23, 1989.
- What is the most rain a Franklin County station has measured in one day?
- 10.48 inches at Washington on May 7, 2000.
- What is the biggest one-day snowfall at a Franklin County station?
- 15 inches at Cuba on November 6, 1951.
- How many Franklin County towns have a weather page here?
- 17: 8 cities, 4 census-designated places, 4 villages, 1 towns. 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 Franklin County 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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