Caribou County, Idaho · Frost dates
Caribou County frost dates.
First-frost, last-frost, and growing-season length for Caribou County, Idaho. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5b
32°F — light freeze
Last spring frost
- 10%
- —
- 20%
- —
- 50%
- —
- 80%
- —
- 90%
- —
First fall frost
- 10%
- —
- 20%
- —
- 50%
- —
- 80%
- —
- 90%
- —
28°F — killing freeze
Last spring freeze
- 10%
- 06-21
- 20%
- 06-12
- 50%
- 05-27
- 80%
- 05-14
- 90%
- 05-07
First fall freeze
- 10%
- 08-28
- 20%
- 09-02
- 50%
- 09-12
- 80%
- 09-22
- 90%
- 09-28
Growing season length (days, 28°F threshold)
- Short year
- 68
- Median
- 108
- Long year
- 144
Source NOAA station
SODA SPRINGS AP, ID US
9.5 mi · 30 yrs of record (1991–2020) · 5842 ft elev.
Data from SODA SPRINGS AP, ID US, 9.5 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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