Elmore County weather, town by town
4 places in Elmore 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 1905 to 2026. Station extremes, not official state records.
Elmore County Weather Facts
Elmore County has 4 places on myweatherrock (2 cities, 2 census-designated places), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 115°F at Glenns Ferry on July 16, 1925. The coldest night is -28°F at Glenns Ferry on December 25, 1924. The wettest day brought 3.45 inches of rain at Glenns Ferry on May 16, 1925. The biggest single-day snow measured 10.98 inches at Glenns Ferry on January 17, 1935. Those are station measurements from NOAA's daily records, 1905 to 2026, not official state records. By area the largest place is Mountain Home AFB, about 10 square miles.
About Elmore County weather
The map on the Now tab shows every Elmore 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 4 Elmore County towns with station normals, the warmest month is July, when the day usually reaches 97°F, and the coldest is December, when the night usually falls to 22°F. January is the wettest, with rain on about 7 days. July afternoons run from about 95°F in Mountain Home to 98°F in Glenns Ferry.
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.
Elmore County weather records
Measured at the NOAA stations serving these towns, daily records 1905 to 2026. Station extremes, not official state records.
Common questions about Elmore County weather
- What is the hottest temperature recorded at a Elmore County station?
- 115°F at Glenns Ferry on July 16, 1925, in the NOAA daily station records myweatherrock holds (1905 to 2026).
- What is the coldest temperature recorded at a Elmore County station?
- -28°F at Glenns Ferry on December 25, 1924.
- What is the most rain a Elmore County station has measured in one day?
- 3.45 inches at Glenns Ferry on May 16, 1925.
- What is the biggest one-day snowfall at a Elmore County station?
- 10.98 inches at Glenns Ferry on January 17, 1935.
- How many Elmore County towns have a weather page here?
- 4: 2 cities, 2 census-designated places. 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 Elmore 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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