Eddy County, North Dakota · Frost dates
Eddy County frost dates.
First-frost, last-frost, and growing-season length for Eddy County, North Dakota. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4a
32°F — light freeze
Last spring frost
- 10%
- 05-25
- 20%
- 05-20
- 50%
- 05-12
- 80%
- 05-04
- 90%
- 04-30
First fall frost
- 10%
- 09-16
- 20%
- 09-20
- 50%
- 09-28
- 80%
- 10-06
- 90%
- 10-10
28°F — killing freeze
Last spring freeze
- 10%
- 05-16
- 20%
- 05-12
- 50%
- 05-03
- 80%
- 04-24
- 90%
- 04-18
First fall freeze
- 10%
- 09-25
- 20%
- 09-29
- 50%
- 10-07
- 80%
- 10-16
- 90%
- 10-20
Growing season length (days, 28°F threshold)
- Short year
- 132
- Median
- 157
- Long year
- 185
Source NOAA station
MC HENRY 3W, ND US
15.5 mi · 30 yrs of record (1991–2020) · 1555 ft elev.
Data from MC HENRY 3W, ND US, 15.5 miles away with 30-year NOAA record (1991-2020).
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