Nowata County, Oklahoma · Frost dates
Nowata County frost dates.
First-frost, last-frost, and growing-season length for Nowata County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-21
- 20%
- 04-14
- 50%
- 04-04
- 80%
- 03-25
- 90%
- 03-20
First fall frost
- 10%
- 10-18
- 20%
- 10-23
- 50%
- 11-01
- 80%
- 11-09
- 90%
- 11-14
28°F — killing freeze
Last spring freeze
- 10%
- 04-09
- 20%
- 04-05
- 50%
- 03-26
- 80%
- 03-16
- 90%
- 03-09
First fall freeze
- 10%
- 10-27
- 20%
- 11-01
- 50%
- 11-10
- 80%
- 11-20
- 90%
- 11-26
Growing season length (days, 28°F threshold)
- Short year
- 201
- Median
- 229
- Long year
- 262
Source NOAA station
NOWATA, OK US
7.0 mi · 30 yrs of record (1991–2020) · 710 ft elev.
Data from NOWATA, OK US, 7 miles away with 30-year NOAA record (1991-2020).
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