Lyon County, Kentucky · Frost dates
Lyon County frost dates.
First-frost, last-frost, and growing-season length for Lyon County, Kentucky. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6b
32°F — light freeze
Last spring frost
- 10%
- 04-12
- 20%
- 04-06
- 50%
- 03-27
- 80%
- 03-16
- 90%
- 03-10
First fall frost
- 10%
- 10-27
- 20%
- 10-31
- 50%
- 11-08
- 80%
- 11-19
- 90%
- 11-26
28°F — killing freeze
Last spring freeze
- 10%
- 04-01
- 20%
- 03-28
- 50%
- 03-15
- 80%
- 03-03
- 90%
- 02-26
First fall freeze
- 10%
- 11-05
- 20%
- 11-09
- 50%
- 11-19
- 80%
- 12-01
- 90%
- 12-08
Growing season length (days, 28°F threshold)
- Short year
- 218
- Median
- 249
- Long year
- 285
Source NOAA station
EDDYVILLE 5S, KY US
1.8 mi · 30 yrs of record (1991–2020) · 523 ft elev.
Data from EDDYVILLE 5S, KY US, 1.8 miles away with 30-year NOAA record (1991-2020).
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