Linn County, Oregon · Frost dates
Linn County frost dates.
First-frost, last-frost, and growing-season length for Linn County, Oregon. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 05-17
- 20%
- 05-10
- 50%
- 04-29
- 80%
- 04-14
- 90%
- 04-05
First fall frost
- 10%
- 09-22
- 20%
- 09-29
- 50%
- 10-13
- 80%
- 10-28
- 90%
- 11-06
28°F — killing freeze
Last spring freeze
- 10%
- 04-28
- 20%
- 04-16
- 50%
- 03-30
- 80%
- 03-07
- 90%
- 02-26
First fall freeze
- 10%
- 10-12
- 20%
- 10-21
- 50%
- 11-05
- 80%
- 11-24
- 90%
- 12-04
Growing season length (days, 28°F threshold)
- Short year
- 167
- Median
- 220
- Long year
- 281
Source NOAA station
CASCADIA, OR US
7.3 mi · 30 yrs of record (1991–2020) · 960 ft elev.
Data from CASCADIA, OR US, 7.3 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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