Madison County, Ohio · Frost dates
Madison County frost dates.
First-frost, last-frost, and growing-season length for Madison County, Ohio. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-10
- 20%
- 05-04
- 50%
- 04-24
- 80%
- 04-15
- 90%
- 04-10
First fall frost
- 10%
- 10-05
- 20%
- 10-08
- 50%
- 10-18
- 80%
- 10-27
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 04-30
- 20%
- 04-24
- 50%
- 04-14
- 80%
- 04-04
- 90%
- 03-31
First fall freeze
- 10%
- 10-15
- 20%
- 10-19
- 50%
- 10-29
- 80%
- 11-07
- 90%
- 11-12
Growing season length (days, 28°F threshold)
- Short year
- 168
- Median
- 198
- Long year
- 226
Source NOAA station
LONDON FISH HATCHERY, OH US
5.8 mi · 30 yrs of record (1991–2020) · 1120 ft elev.
Data from LONDON FISH HATCHERY, OH US, 5.8 miles away with 30-year NOAA record (1991-2020).
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