Wasco County, Oregon · Frost dates
Wasco County frost dates.
First-frost, last-frost, and growing-season length for Wasco County, Oregon. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 05-31
- 20%
- 05-26
- 50%
- 05-12
- 80%
- 04-30
- 90%
- 04-25
First fall frost
- 10%
- 09-22
- 20%
- 09-28
- 50%
- 10-07
- 80%
- 10-18
- 90%
- 10-23
28°F — killing freeze
Last spring freeze
- 10%
- 05-10
- 20%
- 05-05
- 50%
- 04-24
- 80%
- 04-07
- 90%
- 03-30
First fall freeze
- 10%
- 10-05
- 20%
- 10-14
- 50%
- 10-24
- 80%
- 11-03
- 90%
- 11-08
Growing season length (days, 28°F threshold)
- Short year
- 148
- Median
- 183
- Long year
- 223
Source NOAA station
DUFUR, OR US
20.1 mi · 30 yrs of record (1991–2020) · 1330 ft elev.
Data from DUFUR, OR US, 20.1 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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