Dolores County, Colorado · Frost dates
Dolores County frost dates.
First-frost, last-frost, and growing-season length for Dolores County, Colorado. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 05-31
- 20%
- 05-24
- 50%
- 05-15
- 80%
- 05-04
- 90%
- 04-30
First fall frost
- 10%
- 09-26
- 20%
- 10-01
- 50%
- 10-08
- 80%
- 10-17
- 90%
- 10-22
28°F — killing freeze
Last spring freeze
- 10%
- 05-19
- 20%
- 05-12
- 50%
- 05-02
- 80%
- 04-22
- 90%
- 04-15
First fall freeze
- 10%
- 10-04
- 20%
- 10-09
- 50%
- 10-19
- 80%
- 10-29
- 90%
- 11-03
Growing season length (days, 28°F threshold)
- Short year
- 138
- Median
- 170
- Long year
- 202
Source NOAA station
YELLOW JACKET 4NE, CO US
14.8 mi · 30 yrs of record (1991–2020) · 7090 ft elev.
Data from YELLOW JACKET 4NE, CO US, 14.8 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
14-day free trial. No credit card. Cancel anytime.