Custer County, Oklahoma · Frost dates
Custer County frost dates.
First-frost, last-frost, and growing-season length for Custer County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-27
- 20%
- 04-22
- 50%
- 04-13
- 80%
- 04-04
- 90%
- 03-31
First fall frost
- 10%
- 10-14
- 20%
- 10-19
- 50%
- 10-28
- 80%
- 11-05
- 90%
- 11-09
28°F — killing freeze
Last spring freeze
- 10%
- 04-18
- 20%
- 04-12
- 50%
- 04-01
- 80%
- 03-18
- 90%
- 03-11
First fall freeze
- 10%
- 10-20
- 20%
- 10-25
- 50%
- 11-05
- 80%
- 11-14
- 90%
- 11-19
Growing season length (days, 28°F threshold)
- Short year
- 185
- Median
- 218
- Long year
- 253
Source NOAA station
CLINTON, OK US
10.0 mi · 30 yrs of record (1991–2020) · 1570 ft elev.
Data from CLINTON, OK US, 10 miles away with 30-year NOAA record (1991-2020).
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