Lincoln County, Idaho · Frost dates

Lincoln County frost dates.

First-frost, last-frost, and growing-season length for Lincoln County, Idaho. Sourced from NOAA 1991-2020 Climate Normals.

Data confidence: high · USDA zone: 5b

32°F — light freeze

Last spring frost

10%
06-14
20%
06-07
50%
05-24
80%
05-13
90%
05-06

First fall frost

10%
09-10
20%
09-16
50%
09-26
80%
10-05
90%
10-10

28°F — killing freeze

Last spring freeze

10%
05-28
20%
05-20
50%
05-08
80%
04-28
90%
04-23

First fall freeze

10%
09-23
20%
09-28
50%
10-07
80%
10-17
90%
10-22

Growing season length (days, 28°F threshold)

Short year
118
Median
152
Long year
182

Source NOAA station

RICHFIELD, ID US

4.2 mi · 30 yrs of record (19912020) · 4309 ft elev.

Data from RICHFIELD, ID US, 4.2 miles away with 30-year NOAA record (1991-2020).

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