Freeborn County, Minnesota · Frost dates
Freeborn County frost dates.
First-frost, last-frost, and growing-season length for Freeborn County, Minnesota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-10
- 20%
- 05-06
- 50%
- 04-27
- 80%
- 04-17
- 90%
- 04-12
First fall frost
- 10%
- 09-26
- 20%
- 10-01
- 50%
- 10-09
- 80%
- 10-19
- 90%
- 10-23
28°F — killing freeze
Last spring freeze
- 10%
- 04-30
- 20%
- 04-25
- 50%
- 04-15
- 80%
- 04-06
- 90%
- 04-02
First fall freeze
- 10%
- 10-05
- 20%
- 10-10
- 50%
- 10-19
- 80%
- 10-28
- 90%
- 11-01
Growing season length (days, 28°F threshold)
- Short year
- 158
- Median
- 187
- Long year
- 213
Source NOAA station
ALBERT LEA 3SE, MN US
5.3 mi · 30 yrs of record (1991–2020) · 1230 ft elev.
Data from ALBERT LEA 3SE, MN US, 5.3 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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