| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | 4a - Western Cascades Lowlands and Valleys |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97019 - Corbett, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 35 | 38 | 40 | 46 | 50 | 54 | 53 | 49 | 43 | 39 | 34 | 43 |
| Avg Max Temp (°F) | 46 | 50 | 56 | 61 | 68 | 74 | 80 | 81 | 76 | 65 | 52 | 46 | 63 |
| Avg Precip (In.) | 7.18 | 5.83 | 5.01 | 3.99 | 3.12 | 2.3 | .94 | 1.21 | 2.25 | 3.89 | 7.24 | 7.71 | 50.69 |