Ellis County, Oklahoma · Frost dates
Ellis County frost dates.
First-frost, last-frost, and growing-season length for Ellis County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-29
- 20%
- 04-25
- 50%
- 04-15
- 80%
- 04-05
- 90%
- 04-01
First fall frost
- 10%
- 10-14
- 20%
- 10-18
- 50%
- 10-27
- 80%
- 11-04
- 90%
- 11-08
28°F — killing freeze
Last spring freeze
- 10%
- 04-20
- 20%
- 04-15
- 50%
- 04-05
- 80%
- 03-23
- 90%
- 03-15
First fall freeze
- 10%
- 10-20
- 20%
- 10-26
- 50%
- 11-04
- 80%
- 11-13
- 90%
- 11-18
Growing season length (days, 28°F threshold)
- Short year
- 183
- Median
- 213
- Long year
- 248
Source NOAA station
ARNETT 3NE, OK US
4.4 mi · 30 yrs of record (1991–2020) · 2429 ft elev.
Data from ARNETT 3NE, OK US, 4.4 miles away with 30-year NOAA record (1991-2020).
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