Waseca County, Minnesota · Frost dates
Waseca County frost dates.
First-frost, last-frost, and growing-season length for Waseca County, Minnesota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-14
- 20%
- 05-09
- 50%
- 05-02
- 80%
- 04-22
- 90%
- 04-17
First fall frost
- 10%
- 09-20
- 20%
- 09-25
- 50%
- 10-04
- 80%
- 10-13
- 90%
- 10-17
28°F — killing freeze
Last spring freeze
- 10%
- 05-03
- 20%
- 04-30
- 50%
- 04-20
- 80%
- 04-10
- 90%
- 04-05
First fall freeze
- 10%
- 09-28
- 20%
- 10-03
- 50%
- 10-14
- 80%
- 10-23
- 90%
- 10-28
Growing season length (days, 28°F threshold)
- Short year
- 148
- Median
- 177
- Long year
- 206
Source NOAA station
WASECA S RSCH & OUTREACH CTR, MN US
4.8 mi · 30 yrs of record (1991–2020) · 1153 ft elev.
Data from WASECA S RSCH & OUTREACH CTR, MN US, 4.8 miles away with 30-year NOAA record (1991-2020).
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