Hancock County, Illinois · Frost dates
Hancock County frost dates.
First-frost, last-frost, and growing-season length for Hancock County, Illinois. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 04-30
- 20%
- 04-24
- 50%
- 04-13
- 80%
- 04-04
- 90%
- 03-30
First fall frost
- 10%
- 10-08
- 20%
- 10-14
- 50%
- 10-22
- 80%
- 10-30
- 90%
- 11-04
28°F — killing freeze
Last spring freeze
- 10%
- 04-20
- 20%
- 04-13
- 50%
- 04-03
- 80%
- 03-23
- 90%
- 03-18
First fall freeze
- 10%
- 10-20
- 20%
- 10-24
- 50%
- 11-01
- 80%
- 11-10
- 90%
- 11-15
Growing season length (days, 28°F threshold)
- Short year
- 183
- Median
- 212
- Long year
- 242
Source NOAA station
BENTLEY, IL US
4.9 mi · 30 yrs of record (1991–2020) · 650 ft elev.
Data from BENTLEY, IL US, 4.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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