| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°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 |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 11 - Apr. 20 |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate |
| Ecoregion: | 1g - Mid-Coastal Sedimentary |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97376 - Seal Rock, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 36 | 38 | 39 | 40 | 44 | 48 | 51 | 52 | 49 | 45 | 40 | 37 | 43 |
| Avg Max Temp (°F) | 50 | 53 | 56 | 59 | 63 | 67 | 71 | 73 | 72 | 65 | 55 | 50 | 61 |
| Avg Precip (In.) | 13.88 | 11.7 | 10.64 | 6.92 | 4.48 | 2.73 | .9 | 1.16 | 2.79 | 5.92 | 14.1 | 15.24 | 90.44 |