Lincoln County, Montana · Frost dates
Lincoln County frost dates.
First-frost, last-frost, and growing-season length for Lincoln County, Montana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 4b
32°F — light freeze
Last spring frost
- 10%
- 06-07
- 20%
- 06-02
- 50%
- 05-23
- 80%
- 05-14
- 90%
- 05-09
First fall frost
- 10%
- 09-03
- 20%
- 09-08
- 50%
- 09-21
- 80%
- 10-03
- 90%
- 10-08
28°F — killing freeze
Last spring freeze
- 10%
- 05-20
- 20%
- 05-16
- 50%
- 05-07
- 80%
- 04-28
- 90%
- 04-23
First fall freeze
- 10%
- 09-20
- 20%
- 09-26
- 50%
- 10-05
- 80%
- 10-20
- 90%
- 10-29
Growing season length (days, 28°F threshold)
- Short year
- 123
- Median
- 151
- Long year
- 189
Source NOAA station
LIBBY 1 NE RS, MT US
10.9 mi · 30 yrs of record (1991–2020) · 2096 ft elev.
Data from LIBBY 1 NE RS, MT US, 10.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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