Ouray County, Colorado · Frost dates
Ouray County frost dates.
First-frost, last-frost, and growing-season length for Ouray 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%
- 06-23
- 50%
- 06-11
- 80%
- 06-01
- 90%
- 05-27
First fall frost
- 10%
- 09-01
- 20%
- 09-05
- 50%
- 09-13
- 80%
- 09-22
- 90%
- 09-25
28°F — killing freeze
Last spring freeze
- 10%
- 06-14
- 20%
- 06-07
- 50%
- 05-26
- 80%
- 05-14
- 90%
- 05-05
First fall freeze
- 10%
- 09-10
- 20%
- 09-14
- 50%
- 09-23
- 80%
- 10-01
- 90%
- 10-04
Growing season length (days, 28°F threshold)
- Short year
- 88
- Median
- 120
- Long year
- 152
Source NOAA station
RIDGWAY, CO US
1.7 mi · 30 yrs of record (1991–2020) · 7049 ft elev.
Data from RIDGWAY, CO US, 1.7 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
14-day free trial. No credit card. Cancel anytime.