Fremont County weather, town by town
8 places in Fremont County, Idaho, 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 1895 to 2026. Station extremes, not official state records.
Fremont County Weather Facts
Fremont County has 8 places on myweatherrock (8 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 104°F at Sugar City on July 12, 1919. The coldest night is -44°F at Sugar City on February 9, 1933. The wettest day brought 3.3 inches of rain at White Elephant on January 1, 1997. The biggest single-day snow measured 34.02 inches at Bechler Rvr Rs on January 28, 1933. Those are station measurements from NOAA's daily records, 1895 to 2026, not official state records. By area the largest place is Island Park, about 6 square miles.
About Fremont County weather
The map on the Now tab shows every Fremont 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 8 Fremont County towns with station normals, the warmest month is July, when the day usually reaches 82°F, and the coldest is January, when the night usually falls to 11°F. December is the wettest, with rain on about 9 days. July afternoons run from about 73°F in Island Park to 84°F in Newdale. January nights run from about 9°F in Newdale to 13°F in Island Park.
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.
Fremont County weather records
Measured at the NOAA stations serving these towns, daily records 1895 to 2026. Station extremes, not official state records.
Common questions about Fremont County weather
- What is the hottest temperature recorded at a Fremont County station?
- 104°F at Sugar City on July 12, 1919, in the NOAA daily station records myweatherrock holds (1895 to 2026).
- What is the coldest temperature recorded at a Fremont County station?
- -44°F at Sugar City on February 9, 1933.
- What is the most rain a Fremont County station has measured in one day?
- 3.3 inches at White Elephant on January 1, 1997.
- What is the biggest one-day snowfall at a Fremont County station?
- 34.02 inches at Bechler Rvr Rs on January 28, 1933.
- How many Fremont County towns have a weather page here?
- 8: 8 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 Fremont 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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