| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | 3d - Valley Foothills |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97451 - Lorane, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 35 | 37 | 39 | 43 | 47 | 50 | 50 | 46 | 42 | 38 | 34 | 41 |
| Avg Max Temp (°F) | 48 | 53 | 57 | 62 | 68 | 74 | 82 | 82 | 77 | 66 | 53 | 47 | 64 |
| Avg Precip (In.) | 7.04 | 5.89 | 5.47 | 4 | 3.02 | 1.67 | .58 | .89 | 1.55 | 3.9 | 7.46 | 7.91 | 49.37 |