Frost dates in Burnett County, Wisconsin
The average last spring frost in Burnett County falls May 5 to May 14 and the average first fall frost Sep 28 to Oct 4, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 4a to 4b. Places: Barronett, Danbury, Grantsburg, Siren, Webster. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 54813 | Barronett | May 5 | Oct 4 | 4b |
| 54830 | Danbury | May 11 | Sep 30 | 4a |
| 54840 | Grantsburg | May 11 | Oct 1 | 4a |
| 54845 | May 14 | Sep 28 | 4a | |
| 54872 | Siren | May 11 | Oct 1 | 4b |
| 54893 | Webster | May 11 | Sep 30 | 4a |
Nearby counties
Washburn County Polk County Barron County Douglas County Sawyer County St. Croix County
All Wisconsin counties · Download Wisconsin frost dates (CSV)
Never miss a frost: get The Dial
Weekly yard timing, plus frost and soil-temperature alerts for your ZIP code.
- Freeze alerts
- Soil-temp heads-up
- Weekly yard to-dos
Free. One weekly email plus alerts when your ZIP has a frost or a soil-temperature change worth acting on. After you submit, Kit (our email provider) sends a confirmation email: check your email and click the link to confirm. You aren't subscribed until you do. We collect only your email address and ZIP, sent to Kit to deliver The Dial. Unsubscribe anytime.