Hinsdale County, Colorado · Frost dates
Hinsdale County frost dates.
First-frost, last-frost, and growing-season length for Hinsdale County, Colorado. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 06-30
- 20%
- 06-25
- 50%
- 06-15
- 80%
- 06-06
- 90%
- 06-02
First fall frost
- 10%
- 08-27
- 20%
- 09-01
- 50%
- 09-11
- 80%
- 09-19
- 90%
- 09-23
28°F — killing freeze
Last spring freeze
- 10%
- 06-16
- 20%
- 06-09
- 50%
- 05-31
- 80%
- 05-19
- 90%
- 05-14
First fall freeze
- 10%
- 09-11
- 20%
- 09-15
- 50%
- 09-23
- 80%
- 10-01
- 90%
- 10-05
Growing season length (days, 28°F threshold)
- Short year
- 87
- Median
- 115
- Long year
- 144
Source NOAA station
RIO GRANDE RSVR, CO US
8.9 mi · 30 yrs of record (1991–2020) · 9492 ft elev.
Data from RIO GRANDE RSVR, CO US, 8.9 miles away with 30-year NOAA record (1991-2020).
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