Stark County, Illinois · Frost dates
Stark County frost dates.
First-frost, last-frost, and growing-season length for Stark County, Illinois. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-08
- 20%
- 05-03
- 50%
- 04-24
- 80%
- 04-15
- 90%
- 04-10
First fall frost
- 10%
- 10-03
- 20%
- 10-08
- 50%
- 10-17
- 80%
- 10-25
- 90%
- 10-29
28°F — killing freeze
Last spring freeze
- 10%
- 04-29
- 20%
- 04-22
- 50%
- 04-13
- 80%
- 04-04
- 90%
- 03-31
First fall freeze
- 10%
- 10-14
- 20%
- 10-20
- 50%
- 10-28
- 80%
- 11-04
- 90%
- 11-09
Growing season length (days, 28°F threshold)
- Short year
- 168
- Median
- 198
- Long year
- 223
Source NOAA station
KEWANEE 1 E, IL US
11.4 mi · 30 yrs of record (1991–2020) · 780 ft elev.
Data from KEWANEE 1 E, IL US, 11.4 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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