Ottawa County, Kansas · Frost dates
Ottawa County frost dates.
First-frost, last-frost, and growing-season length for Ottawa County, Kansas. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-03
- 20%
- 04-30
- 50%
- 04-20
- 80%
- 04-10
- 90%
- 04-06
First fall frost
- 10%
- 10-03
- 20%
- 10-10
- 50%
- 10-19
- 80%
- 10-28
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 04-24
- 20%
- 04-20
- 50%
- 04-10
- 80%
- 04-01
- 90%
- 03-26
First fall freeze
- 10%
- 10-14
- 20%
- 10-19
- 50%
- 10-29
- 80%
- 11-05
- 90%
- 11-10
Growing season length (days, 28°F threshold)
- Short year
- 173
- Median
- 202
- Long year
- 229
Source NOAA station
MINNEAPOLIS, KS US
2.8 mi · 30 yrs of record (1991–2020) · 1306 ft elev.
Data from MINNEAPOLIS, KS US, 2.8 miles away with 30-year NOAA record (1991-2020).
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