| 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 |
| 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: | 1a - Coastal Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 97141 - Tillamook, OR | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 37 | 38 | 39 | 43 | 47 | 50 | 50 | 47 | 43 | 39 | 36 | 42 |
| Avg Max Temp (°F) | 49 | 52 | 54 | 57 | 61 | 64 | 68 | 69 | 69 | 62 | 54 | 49 | 59 |
| Avg Precip (In.) | 13.01 | 10.72 | 9.89 | 6.76 | 4.86 | 3.4 | 1.64 | 1.44 | 3.64 | 7.11 | 13.68 | 13.9 | 90.03 |