Richland County weather, town by town
5 places in Richland County, Montana, 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 1910 to 2026. Station extremes, not official state records.
Richland County Weather Facts
Richland County has 5 places on myweatherrock (3 census-designated places, 1 towns, 1 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 110°F at Sidney on July 27, 1917. The coldest night is -47°F at Sidney on January 11, 1912. The wettest day brought 3.54 inches of rain at Brockton 20S on June 20, 2019. The biggest single-day snow measured 12.99 inches at Sidney on May 12, 1983. Those are station measurements from NOAA's daily records, 1910 to 2026, not official state records. By area the largest place is Fox Lake, about 4 square miles.
About Richland County weather
The map on the Now tab shows every Richland 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 5 Richland County towns with station normals, the warmest month is July, when the day usually reaches 87°F, and the coldest is January, when the night usually falls to 6°F. June is the wettest, with rain on about 11 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.
Richland County weather records
Measured at the NOAA stations serving these towns, daily records 1910 to 2026. Station extremes, not official state records.
Common questions about Richland County weather
- What is the hottest temperature recorded at a Richland County station?
- 110°F at Sidney on July 27, 1917, in the NOAA daily station records myweatherrock holds (1910 to 2026).
- What is the coldest temperature recorded at a Richland County station?
- -47°F at Sidney on January 11, 1912.
- What is the most rain a Richland County station has measured in one day?
- 3.54 inches at Brockton 20S on June 20, 2019.
- What is the biggest one-day snowfall at a Richland County station?
- 12.99 inches at Sidney on May 12, 1983.
- How many Richland County towns have a weather page here?
- 5: 3 census-designated places, 1 towns, 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 Richland 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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