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Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Southwest Idaho and Southeast Oregon Freeze Data

Southwest Idaho and Southeast Oregon Freeze Data

Table lists the average freeze date from 1991 through 2020 (30-year climate period). For the spring, the average last freeze date is given. For the fall, the average first freeze date is given.

A frost can occur when temperatures reach or fall below 36°F.
A hard freeze is when temperatures reach or fall below 28°F.
A freeze is when temperatures reach or fall below 32°F.

City Spring (Average Last Freeze Date) Fall (Average First Freeze Date)
36°F 32°F 28°F 24°F 36°F 32°F 28°F 24°F
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