Mercer County, West Virginia · Frost dates
Mercer County frost dates.
First-frost, last-frost, and growing-season length for Mercer County, West Virginia. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6b
32°F — light freeze
Last spring frost
- 10%
- 05-19
- 20%
- 05-13
- 50%
- 04-30
- 80%
- 04-18
- 90%
- 04-14
First fall frost
- 10%
- 09-27
- 20%
- 10-02
- 50%
- 10-10
- 80%
- 10-18
- 90%
- 10-22
28°F — killing freeze
Last spring freeze
- 10%
- 05-11
- 20%
- 05-02
- 50%
- 04-16
- 80%
- 04-07
- 90%
- 04-03
First fall freeze
- 10%
- 10-04
- 20%
- 10-10
- 50%
- 10-19
- 80%
- 10-28
- 90%
- 11-01
Growing season length (days, 28°F threshold)
- Short year
- 146
- Median
- 186
- Long year
- 212
Source NOAA station
ATHENS, WV US
4.6 mi · 30 yrs of record (1991–2020) · 2495 ft elev.
Data from ATHENS, WV US, 4.6 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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