Temperature
Cool by day, cold at night.
54°Ftypical April high
Typical range
Cool days and some sun.

Cool by day, cold at night.
Rain is frequent. About 14 wet days this month.
Cloudier spells limit sunshine.
Humidity is rarely noticeable in the cool air.
In April, afternoons feel about 46° and nights feel near 40°.
Mostly cloudy skies this month.
Calm winds are typical in April.
April late afternoons are around 52°F, and early evening stays near 51°F.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 46 | 39 | 7.2 | 18 | 4.5 | 85 |
| Feb | 47 | 39 | 5.0 | 15 | 6.4 | 82 |
| Mar | 50 | 41 | 5.9 | 19 | 7.8 | 80 |
| Apr | 54 | 45 | 3.9 | 14 | 10.0 | 78 |
| May | 60 | 50 | 3.1 | 11 | 11.5 | 80 |
| Jun | 64 | 54 | 2.1 | 8 | 12.6 | 80 |
| Jul | 69 | 58 | 0.9 | 4 | 13.6 | 79 |
| Aug | 70 | 59 | 1.3 | 5 | 12.5 | 80 |
| Sep | 65 | 56 | 2.8 | 8 | 10.5 | 83 |
| Oct | 57 | 49 | 5.9 | 15 | 7.3 | 84 |
| Nov | 50 | 43 | 8.1 | 18 | 4.9 | 85 |
| Dec | 45 | 39 | 7.4 | 19 | 4.2 | 86 |
Similar climates
Want a side-by-side climate view? Compare Anacortes with Aberdeen.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology