Gunnison County, Colorado · Frost dates
Gunnison County frost dates.
First-frost, last-frost, and growing-season length for Gunnison County, Colorado. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
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%
- 06-15
- 50%
- 06-04
- 80%
- 05-26
- 90%
- 05-21
First fall freeze
- 10%
- 09-05
- 20%
- 09-09
- 50%
- 09-17
- 80%
- 09-24
- 90%
- 09-27
Growing season length (days, 28°F threshold)
- Short year
- 76
- Median
- 105
- Long year
- 129
Source NOAA station
GUNNISON 3SW, CO US
11.1 mi · 30 yrs of record (1991–2020) · 7622 ft elev.
Data from GUNNISON 3SW, CO US, 11.1 miles away with 30-year NOAA record (1991-2020).
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