Frost dates for Bend, Oregon
In a typical year, Bend’s last spring frost lands around Jun 6 and the first fall frost around Sep 20, a growing season of about 106 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 6b.
Right now the typical frost season has arrived; planting waits for spring.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | May 17 | Sep 3 |
| 50 percent | Jun 6 | Sep 20 |
| 90 percent | Jun 22 | Oct 5 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Bend is typically around 47°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
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Common questions
When is the last frost in Bend, Oregon?
Bend’s last spring frost falls around June 6 in a typical year. One year in ten it is done by May 17, and one year in ten frost holds on until June 22. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Bend?
The first fall frost arrives around September 20 in a typical year, as early as September 3 in an early year and as late as October 5 in a late one.
How long is the growing season in Bend?
About 106 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Bend in?
Bend is in USDA hardiness zone 6b under the 2023 USDA Plant Hardiness Zone Map.
Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.
Nearby cities
- Eugene, OR (around Apr 11 to Oct 23)
- Salem, OR (around Apr 3 to Nov 1)
- The Dalles, OR (around Apr 14 to Oct 23)
- Roseburg, OR (around Mar 19 to Nov 20)
- Gresham, OR (around Mar 16 to Nov 20)
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