Converse County, Wyoming · Frost dates
Converse County frost dates.
First-frost, last-frost, and growing-season length for Converse County, Wyoming. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 06-07
- 20%
- 06-01
- 50%
- 05-23
- 80%
- 05-13
- 90%
- 05-10
First fall frost
- 10%
- 09-09
- 20%
- 09-13
- 50%
- 09-22
- 80%
- 09-30
- 90%
- 10-04
28°F — killing freeze
Last spring freeze
- 10%
- 05-24
- 20%
- 05-17
- 50%
- 05-08
- 80%
- 05-01
- 90%
- 04-28
First fall freeze
- 10%
- 09-17
- 20%
- 09-22
- 50%
- 10-01
- 80%
- 10-10
- 90%
- 10-14
Growing season length (days, 28°F threshold)
- Short year
- 116
- Median
- 146
- Long year
- 169
Source NOAA station
DOUGLAS CONVERSE CO AP, WY US
14.7 mi · 30 yrs of record (1991–2020) · 4929 ft elev.
Data from DOUGLAS CONVERSE CO AP, WY US, 14.7 miles away with 30-year NOAA record (1991-2020).
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