Norman County, Minnesota · Frost dates
Norman County frost dates.
First-frost, last-frost, and growing-season length for Norman County, Minnesota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-25
- 20%
- 05-20
- 50%
- 05-11
- 80%
- 05-03
- 90%
- 04-30
First fall frost
- 10%
- 09-14
- 20%
- 09-19
- 50%
- 09-27
- 80%
- 10-05
- 90%
- 10-09
28°F — killing freeze
Last spring freeze
- 10%
- 05-18
- 20%
- 05-13
- 50%
- 05-02
- 80%
- 04-24
- 90%
- 04-18
First fall freeze
- 10%
- 09-23
- 20%
- 09-27
- 50%
- 10-06
- 80%
- 10-17
- 90%
- 10-21
Growing season length (days, 28°F threshold)
- Short year
- 128
- Median
- 157
- Long year
- 186
Source NOAA station
ADA, MN US
3.2 mi · 30 yrs of record (1991–2020) · 907 ft elev.
Data from ADA, MN US, 3.2 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
14-day free trial. No credit card. Cancel anytime.