Green Lake County, Wisconsin · Frost dates
Green Lake County frost dates.
First-frost, last-frost, and growing-season length for Green Lake County, Wisconsin. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 05-23
- 20%
- 05-19
- 50%
- 05-08
- 80%
- 04-30
- 90%
- 04-25
First fall frost
- 10%
- 09-19
- 20%
- 09-24
- 50%
- 10-02
- 80%
- 10-10
- 90%
- 10-15
28°F — killing freeze
Last spring freeze
- 10%
- 05-13
- 20%
- 05-07
- 50%
- 04-28
- 80%
- 04-18
- 90%
- 04-14
First fall freeze
- 10%
- 09-28
- 20%
- 10-03
- 50%
- 10-12
- 80%
- 10-22
- 90%
- 10-26
Growing season length (days, 28°F threshold)
- Short year
- 138
- Median
- 167
- Long year
- 195
Source NOAA station
MARKESAN, WI US
5.5 mi · 30 yrs of record (1991–2020) · 861 ft elev.
Data from MARKESAN, WI US, 5.5 miles away with 30-year NOAA record (1991-2020).
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