Bayfield County, Wisconsin · Frost dates
Bayfield County frost dates.
First-frost, last-frost, and growing-season length for Bayfield County, Wisconsin. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 06-06
- 20%
- 06-02
- 50%
- 05-23
- 80%
- 05-13
- 90%
- 05-08
First fall frost
- 10%
- 09-14
- 20%
- 09-20
- 50%
- 09-29
- 80%
- 10-07
- 90%
- 10-11
28°F — killing freeze
Last spring freeze
- 10%
- 05-23
- 20%
- 05-19
- 50%
- 05-08
- 80%
- 04-29
- 90%
- 04-25
First fall freeze
- 10%
- 09-25
- 20%
- 09-30
- 50%
- 10-09
- 80%
- 10-19
- 90%
- 10-24
Growing season length (days, 28°F threshold)
- Short year
- 125
- Median
- 154
- Long year
- 182
Source NOAA station
ASHLAND KENNEDY MEM AP, WI US
13.6 mi · 30 yrs of record (1991–2020) · 826 ft elev.
Data from ASHLAND KENNEDY MEM AP, WI US, 13.6 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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