Adams County, Washington · Frost dates
Adams County frost dates.
First-frost, last-frost, and growing-season length for Adams County, Washington. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 05-21
- 20%
- 05-16
- 50%
- 05-07
- 80%
- 04-28
- 90%
- 04-22
First fall frost
- 10%
- 09-22
- 20%
- 09-26
- 50%
- 10-04
- 80%
- 10-15
- 90%
- 10-20
28°F — killing freeze
Last spring freeze
- 10%
- 05-11
- 20%
- 05-05
- 50%
- 04-23
- 80%
- 04-05
- 90%
- 03-28
First fall freeze
- 10%
- 10-02
- 20%
- 10-06
- 50%
- 10-17
- 80%
- 10-29
- 90%
- 11-04
Growing season length (days, 28°F threshold)
- Short year
- 144
- Median
- 177
- Long year
- 221
Source NOAA station
LIND 3 NE, WA US
2.6 mi · 30 yrs of record (1991–2020) · 1630 ft elev.
Data from LIND 3 NE, WA US, 2.6 miles away with 30-year NOAA record (1991-2020).
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