| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Aug. 21 - Aug. 31 |
| Average Last Frost Date: | Jun. 11 - Jun. 20 |
| Koppen-Geiger Climate Zone: | Dsc - Continental Subarctic - Cold Dry Summer |
| Ecoregion: | 9f - Pumice Plateau Basins |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 97707 - Bend, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 24 | 26 | 30 | 36 | 41 | 48 | 48 | 41 | 34 | 28 | 23 | 33 |
| Avg Max Temp (°F) | 37 | 42 | 47 | 53 | 61 | 69 | 79 | 79 | 71 | 60 | 44 | 37 | 57 |
| Avg Precip (In.) | 2.75 | 2.13 | 1.69 | 1 | .96 | .81 | .7 | .68 | .71 | 1.1 | 2.55 | 2.86 | 17.95 |