Rusk County, Wisconsin · Frost dates
Rusk County frost dates.
First-frost, last-frost, and growing-season length for Rusk County, Wisconsin. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 06-08
- 20%
- 06-04
- 50%
- 05-27
- 80%
- 05-18
- 90%
- 05-14
First fall frost
- 10%
- 09-06
- 20%
- 09-12
- 50%
- 09-22
- 80%
- 10-01
- 90%
- 10-04
28°F — killing freeze
Last spring freeze
- 10%
- 05-30
- 20%
- 05-25
- 50%
- 05-15
- 80%
- 05-05
- 90%
- 05-01
First fall freeze
- 10%
- 09-17
- 20%
- 09-22
- 50%
- 10-01
- 80%
- 10-10
- 90%
- 10-16
Growing season length (days, 28°F threshold)
- Short year
- 110
- Median
- 139
- Long year
- 168
Source NOAA station
LADYSMITH 3W, WI US
0.8 mi · 30 yrs of record (1991–2020) · 1130 ft elev.
Data from LADYSMITH 3W, WI US, 0.8 miles away with 30-year NOAA record (1991-2020).
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