Frost dates · 12 cities · zones 6b–9a
Oregon frost dates, city by city
Median last spring frost across 12 Oregon cities runs from February 11 in Beaverton to June 6 in Bend.
| City | Zone | Last frost median | First frost median | Season | Jan → Dec |
|---|---|---|---|---|---|
| Portland | 8b | Feb 25 | Dec 1 | 280 d | |
| Salem | 8b | Apr 3 | Nov 1 | 212 d | |
| Eugene | 8b | Apr 11 | Oct 23 | 196 d | |
| Gresham | 9a | Mar 16 | Nov 20 | 250 d | |
| Hillsboro | 8b | Apr 16 | Oct 23 | 191 d | |
| Bend | 6b | Jun 6 | Sep 20 | 105 d | |
| Beaverton | 9a | Feb 11 | Dec 5 | 303 d | |
| Medford | 8b | Apr 8 | Oct 29 | 204 d | |
| Corvallis | 8b | Apr 17 | Oct 28 | 194 d | |
| Springfield | 8b | Apr 11 | Oct 23 | 196 d | |
| Tigard | 9a | Apr 1 | Nov 6 | 222 d | |
| Albany | 8b | Apr 17 | Oct 28 | 194 d |
Medians from NOAA NCEI 1991–2020 U.S. Climate Normals at each city's nearest qualifying station; zones from the 2023 USDA Plant Hardiness Zone Map. Open a city for the 1-in-10-year dates, the station, and a planting calendar for every sauce crop.
All states →Build a plan from your ZIP →Earliest: Beaverton (Feb 11) · Latest: Bend (Jun 6)