Temperature
Cold by day, cold at night.
Alkmaar is usually most comfortable in June and July. Typical daytime highs range from 42–67°F across the year. Rain varies by season.

Cold by day, cold at night.
Rain is frequent. About 16 wet days, the highest monthly average.
Sunshine is limited, with cloud often dominating.
Humidity is rarely noticeable in the cool air.
In November, afternoons feel about 39° and nights feel near 37°.
Mostly cloudy skies this month.
Breezy November days can feel brisker in open spots.
November stays around 48°F through the day and night.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 43 | 38 | 2.7 | 13 | 4.0 | 84 |
| Feb | 42 | 37 | 2.1 | 11 | 5.7 | 83 |
| Mar | 46 | 40 | 1.9 | 11 | 7.9 | 82 |
| Apr | 52 | 44 | 1.5 | 9 | 10.8 | 79 |
| May | 57 | 50 | 2.0 | 10 | 11.9 | 79 |
| Jun | 62 | 55 | 2.2 | 11 | 12.4 | 80 |
| Jul | 67 | 59 | 2.6 | 12 | 12.5 | 80 |
| Aug | 67 | 60 | 3.3 | 13 | 11.4 | 80 |
| Sep | 63 | 56 | 3.3 | 13 | 9.1 | 80 |
| Oct | 57 | 51 | 3.6 | 14 | 6.7 | 82 |
| Nov | 50 | 45 | 3.1 | 16 | 4.5 | 84 |
| Dec | 45 | 40 | 3.1 | 15 | 3.6 | 85 |
Similar climates
Want a side-by-side climate view? Compare Alkmaar with Amsterdam.
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: Aug 27, 2026
Data & methodology