Edmunds County, South Dakota · Frost dates
Edmunds County frost dates.
First-frost, last-frost, and growing-season length for Edmunds County, South Dakota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4b
32°F — light freeze
Last spring frost
- 10%
- 05-20
- 20%
- 05-15
- 50%
- 05-07
- 80%
- 04-30
- 90%
- 04-24
First fall frost
- 10%
- 09-19
- 20%
- 09-24
- 50%
- 10-03
- 80%
- 10-12
- 90%
- 10-16
28°F — killing freeze
Last spring freeze
- 10%
- 05-10
- 20%
- 05-06
- 50%
- 04-29
- 80%
- 04-19
- 90%
- 04-14
First fall freeze
- 10%
- 09-30
- 20%
- 10-02
- 50%
- 10-12
- 80%
- 10-21
- 90%
- 10-24
Growing season length (days, 28°F threshold)
- Short year
- 143
- Median
- 166
- Long year
- 193
Source NOAA station
ROSCOE, SD US
6.9 mi · 30 yrs of record (1991–2020) · 1835 ft elev.
Data from ROSCOE, SD US, 6.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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