Boundary County weather, town by town
2 places in Boundary 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 1907 to 2026. Station extremes, not official state records.
Boundary County Weather Facts
Boundary County has 2 places on myweatherrock (2 cities), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 108°F at Bonners Ferry on June 30, 2021. The coldest night is -33°F at Bonners Ferry on December 30, 1968. The wettest day brought 2.8 inches of rain at Bonners Ferry on January 27, 1999. The biggest single-day snow measured 20 inches at Bonners Ferry on December 2, 2007. Those are station measurements from NOAA's daily records, 1907 to 2026, not official state records. By area the largest place is Bonners Ferry, about 2 square miles.
About Boundary County weather
The map on the Now tab shows every Boundary 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 2 Boundary County towns with station normals, the warmest month is July, when the day usually reaches 85°F, and the coldest is January, when the night usually falls to 23°F. January is the wettest, with rain on about 12 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.
Boundary County weather records
Measured at the NOAA stations serving these towns, daily records 1907 to 2026. Station extremes, not official state records.
Common questions about Boundary County weather
- What is the hottest temperature recorded at a Boundary County station?
- 108°F at Bonners Ferry on June 30, 2021, in the NOAA daily station records myweatherrock holds (1907 to 2026).
- What is the coldest temperature recorded at a Boundary County station?
- -33°F at Bonners Ferry on December 30, 1968.
- What is the most rain a Boundary County station has measured in one day?
- 2.8 inches at Bonners Ferry on January 27, 1999.
- What is the biggest one-day snowfall at a Boundary County station?
- 20 inches at Bonners Ferry on December 2, 2007.
- How many Boundary County towns have a weather page here?
- 2: 2 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 Boundary 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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