Vernon County, Wisconsin · Frost dates
Vernon County frost dates.
First-frost, last-frost, and growing-season length for Vernon County, Wisconsin. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 05-21
- 20%
- 05-17
- 50%
- 05-07
- 80%
- 04-28
- 90%
- 04-23
First fall frost
- 10%
- 09-18
- 20%
- 09-23
- 50%
- 10-02
- 80%
- 10-11
- 90%
- 10-17
28°F — killing freeze
Last spring freeze
- 10%
- 05-11
- 20%
- 05-06
- 50%
- 04-27
- 80%
- 04-16
- 90%
- 04-11
First fall freeze
- 10%
- 09-27
- 20%
- 10-02
- 50%
- 10-13
- 80%
- 10-23
- 90%
- 10-28
Growing season length (days, 28°F threshold)
- Short year
- 139
- Median
- 169
- Long year
- 200
Source NOAA station
VIROQUA, WI US
3.9 mi · 30 yrs of record (1991–2020) · 1255 ft elev.
Data from VIROQUA, WI US, 3.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
14-day free trial. No credit card. Cancel anytime.