Pembina County, North Dakota · Frost dates
Pembina County frost dates.
First-frost, last-frost, and growing-season length for Pembina County, North Dakota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-27
- 20%
- 05-21
- 50%
- 05-12
- 80%
- 05-04
- 90%
- 04-29
First fall frost
- 10%
- 09-17
- 20%
- 09-21
- 50%
- 09-30
- 80%
- 10-09
- 90%
- 10-13
28°F — killing freeze
Last spring freeze
- 10%
- 05-17
- 20%
- 05-12
- 50%
- 05-02
- 80%
- 04-22
- 90%
- 04-17
First fall freeze
- 10%
- 09-27
- 20%
- 10-01
- 50%
- 10-10
- 80%
- 10-19
- 90%
- 10-23
Growing season length (days, 28°F threshold)
- Short year
- 133
- Median
- 161
- Long year
- 189
Source NOAA station
CAVALIER 7NW, ND US
9.7 mi · 30 yrs of record (1991–2020) · 899 ft elev.
Data from CAVALIER 7NW, ND US, 9.7 miles away with 30-year NOAA record (1991-2020).
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