| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°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: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Mar. 11 - Mar. 20 | |
| Koppen-Geiger Climate Zone: | Csb - Warm-Summer Mediterranean Climate | |
| Ecoregion: | 2a - Fraser Lowland | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 98281 - Point Roberts, WA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 32 | 33 | 36 | 39 | 45 | 49 | 52 | 52 | 47 | 41 | 36 | 32 | 41 |
| Avg Max Temp (°F) | 43 | 46 | 51 | 57 | 62 | 67 | 72 | 71 | 66 | 57 | 48 | 43 | 57 |
| Avg Precip (In.) | 4.98 | 3.4 | 3.41 | 2.43 | 2.02 | 1.72 | 1.22 | 1.39 | 1.85 | 3.65 | 6.01 | 5.9 | 37.98 |