Bottineau County, North Dakota · Frost dates
Bottineau County frost dates.
First-frost, last-frost, and growing-season length for Bottineau County, North Dakota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-26
- 20%
- 05-22
- 50%
- 05-14
- 80%
- 05-06
- 90%
- 05-03
First fall frost
- 10%
- 09-13
- 20%
- 09-18
- 50%
- 09-25
- 80%
- 10-03
- 90%
- 10-07
28°F — killing freeze
Last spring freeze
- 10%
- 05-17
- 20%
- 05-14
- 50%
- 05-05
- 80%
- 04-25
- 90%
- 04-20
First fall freeze
- 10%
- 09-21
- 20%
- 09-25
- 50%
- 10-03
- 80%
- 10-11
- 90%
- 10-15
Growing season length (days, 28°F threshold)
- Short year
- 127
- Median
- 151
- Long year
- 178
Source NOAA station
WESTHOPE, ND US
11.7 mi · 30 yrs of record (1991–2020) · 1502 ft elev.
Data from WESTHOPE, ND US, 11.7 miles away with 30-year NOAA record (1991-2020).
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