Clark County, Washington · Frost dates
Clark County frost dates.
First-frost, last-frost, and growing-season length for Clark County, Washington. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 05-12
- 20%
- 05-05
- 50%
- 04-26
- 80%
- 04-13
- 90%
- 04-05
First fall frost
- 10%
- 09-29
- 20%
- 10-05
- 50%
- 10-16
- 80%
- 11-01
- 90%
- 11-10
28°F — killing freeze
Last spring freeze
- 10%
- 04-23
- 20%
- 04-15
- 50%
- 03-29
- 80%
- 03-13
- 90%
- 03-04
First fall freeze
- 10%
- 10-16
- 20%
- 10-21
- 50%
- 11-05
- 80%
- 11-21
- 90%
- 11-30
Growing season length (days, 28°F threshold)
- Short year
- 176
- Median
- 221
- Long year
- 271
Source NOAA station
BATTLE GROUND, WA US
2.1 mi · 30 yrs of record (1991–2020) · 284 ft elev.
Data from BATTLE GROUND, WA US, 2.1 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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