Temperature
Cool by day, brisk at night.
Cool days and plenty of sun.

Cool by day, brisk at night.
Several rainy days, with mixed-length spells. About 9 wet days this month.
Plenty of sun this month.
In March, afternoons feel about 52° and nights feel near 46°.
Partly cloudy skies this month.
Breezy conditions are typical in March. More a comfort consideration than a planning concern.
March late afternoons are around 59°F, easing to about 56°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 56 | 48 | 2.8 | 9 | 7.7 | 81 |
| Feb | 57 | 49 | 2.1 | 8 | 8.8 | 78 |
| Mar | 60 | 51 | 2.4 | 9 | 10.1 | 77 |
| Apr | 62 | 53 | 2.1 | 9 | 11.6 | 77 |
| May | 66 | 56 | 1.5 | 6 | 12.7 | 75 |
| Jun | 71 | 60 | 0.4 | 2 | 13.6 | 75 |
| Jul | 73 | 62 | 0.1 | 1 | 13.5 | 75 |
| Aug | 74 | 63 | 0.1 | 1 | 12.6 | 75 |
| Sep | 72 | 62 | 1.2 | 4 | 11.2 | 76 |
| Oct | 68 | 60 | 2.9 | 9 | 9.3 | 79 |
| Nov | 61 | 54 | 3.3 | 10 | 7.9 | 80 |
| Dec | 57 | 50 | 3.3 | 9 | 7.4 | 81 |
Similar climates
Want a side-by-side climate view? Compare Sintra with Valencia.
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 22, 2026
Data & methodology