Weather information for the Whidbey Island area is provided below. Average temperatures, climate details and current forecasts are included.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 46 | 49 | 52 | 56 | 60 | 64 | 66 | 67 | 64 | 57 | 50 | 45 |
| Avg. Low | 35 | 36 | 38 | 41 | 45 | 49 | 50 | 51 | 47 | 42 | 38 | 35 |
| Avg. Precip. | 2.4 | 1.7 | 1.6 | 1.5 | 1.4 | 1.2 | 0.8 | 0.8 | 1.1 | 1.7 | 3.0 | 2.5 |



