| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F |
| 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: | 78b - Oak Savanna Foothills |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 97539 - Shady Cove, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 30 | 32 | 34 | 37 | 42 | 47 | 52 | 52 | 46 | 39 | 34 | 30 | 39 |
| Avg Max Temp (°F) | 47 | 51 | 57 | 62 | 70 | 78 | 87 | 88 | 82 | 69 | 52 | 45 | 66 |
| Avg Precip (In.) | 4.48 | 3.51 | 3.26 | 2.05 | 1.78 | .93 | .48 | .66 | .97 | 2.29 | 4.77 | 4.79 | 29.97 |