| 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 |
| 2012 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 |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | 78a - Rogue/Illinois Valleys |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 97523 - Cave Junction, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 31 | 33 | 34 | 36 | 40 | 45 | 50 | 49 | 44 | 39 | 36 | 32 | 39 |
| Avg Max Temp (°F) | 47 | 52 | 58 | 64 | 72 | 79 | 87 | 87 | 81 | 69 | 53 | 47 | 66 |
| Avg Precip (In.) | 10.29 | 8.89 | 7.46 | 3.63 | 2.09 | .69 | .25 | .56 | 1.14 | 3.25 | 9.19 | 10.09 | 57.52 |