| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°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: | Sep.1 - Sep. 10 |
| Average Last Frost Date: | Jun. 11 - Jun. 20 |
| Koppen-Geiger Climate Zone: | Dsb - Humid Continental Climate - Dry Cool Summer |
| Ecoregion: | 9d - Ponderosa Pine/Bitterbrush Woodland |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97702 - Bend, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 24 | 27 | 31 | 36 | 41 | 47 | 47 | 40 | 33 | 28 | 23 | 33 |
| Avg Max Temp (°F) | 38 | 43 | 49 | 57 | 64 | 72 | 80 | 81 | 72 | 62 | 46 | 39 | 59 |
| Avg Precip (In.) | 1.9 | 1.22 | .98 | .75 | .98 | .77 | .62 | .59 | .52 | .69 | 1.6 | 2.03 | 12.66 |