| 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: | 1f - Willapa Hills |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 98557 - McCleary, WA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 33 | 34 | 36 | 39 | 44 | 48 | 51 | 52 | 47 | 41 | 36 | 33 | 41 |
| Avg Max Temp (°F) | 45 | 48 | 54 | 60 | 66 | 71 | 76 | 77 | 72 | 61 | 49 | 44 | 60 |
| Avg Precip (In.) | 12.14 | 8.78 | 7.74 | 4.99 | 2.97 | 2.43 | 1.13 | 1.38 | 2.9 | 6.61 | 10.65 | 13.03 | 74.76 |