
Severe weather and flooding threats continue for portions of the central U.S., with impactful flash flooding possible from southern Kansas to southwestern Missouri. Extremely Critical fire weather conditions will develop across the Great Basin and Southwest on Friday, with dry and windy conditions through the weekend. Dangerous heat will increase across the southern and central U.S. this weekend. Read More >
Boise, ID
Weather Forecast Office
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.
Error loading data.
Could not retrieve freeze data from the ACIS API.
| 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 | |
| Loading average freeze climatology... | ||||||||
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Boise, ID
National Interagency Fire Center
3833 S. Development Ave., Bldg 3807
Boise, ID 83705-5354
(208) 334-9860
Comments? Questions? Please Contact Us.

