Temperature
Cool by day, cold at night.
Cool days.
Cool by day, cold at night.
Several rainy days. About 12 wet days this month.
Sunshine is limited, with cloud often dominating.
Humidity is rarely noticeable in the cool air.
In March, afternoons feel about 42° and nights feel near 33°.
Mostly cloudy skies this month.
Calm winds are typical in March.
March late afternoons are around 51°F, easing to about 47°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 43 | 35 | 2.6 | 12 | 1.6 | 87 |
| Feb | 46 | 36 | 2.4 | 12 | 2.7 | 83 |
| Mar | 52 | 38 | 2.2 | 12 | 3.4 | 78 |
| Apr | 58 | 42 | 1.8 | 11 | 4.9 | 72 |
| May | 65 | 49 | 2.6 | 12 | 6.1 | 74 |
| Jun | 71 | 54 | 2.7 | 11 | 6.2 | 74 |
| Jul | 73 | 57 | 2.8 | 12 | 6.0 | 74 |
| Aug | 73 | 57 | 2.9 | 13 | 5.9 | 76 |
| Sep | 68 | 53 | 2.2 | 11 | 4.8 | 79 |
| Oct | 60 | 48 | 2.5 | 12 | 3.7 | 84 |
| Nov | 50 | 41 | 2.6 | 13 | 2.2 | 88 |
| Dec | 44 | 37 | 2.8 | 13 | 1.4 | 88 |
Similar climates
Want a side-by-side climate view? Compare Brussels with Paris.
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 28, 2026
Data & methodology