Hennepin County, Minnesota · Frost dates
Hennepin County frost dates.
First-frost, last-frost, and growing-season length for Hennepin County, Minnesota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-12
- 20%
- 05-07
- 50%
- 04-29
- 80%
- 04-19
- 90%
- 04-15
First fall frost
- 10%
- 09-29
- 20%
- 10-02
- 50%
- 10-12
- 80%
- 10-21
- 90%
- 10-25
28°F — killing freeze
Last spring freeze
- 10%
- 05-01
- 20%
- 04-27
- 50%
- 04-19
- 80%
- 04-10
- 90%
- 04-05
First fall freeze
- 10%
- 10-08
- 20%
- 10-14
- 50%
- 10-22
- 80%
- 10-31
- 90%
- 11-04
Growing season length (days, 28°F threshold)
- Short year
- 160
- Median
- 186
- Long year
- 213
Source NOAA station
NEW HOPE, MN US
4.7 mi · 30 yrs of record (1991–2020) · 910 ft elev.
Data from NEW HOPE, MN US, 4.7 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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