| 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 9b: 25°F to 30°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 9b: 25°F to 30°F |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | 78f - Coastal Siskiyous |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 97406 - Agness, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 37 | 38 | 40 | 44 | 48 | 52 | 52 | 49 | 44 | 39 | 35 | 43 |
| Avg Max Temp (°F) | 50 | 54 | 59 | 64 | 72 | 79 | 86 | 87 | 83 | 69 | 55 | 49 | 67 |
| Avg Precip (In.) | 12.94 | 11.32 | 10.06 | 5.53 | 3.34 | 1.31 | .3 | .8 | 2.19 | 5.14 | 12.51 | 13.21 | 78.65 |