Temperature
Cool by day, cold at night.
Cool days and some sun.

Cool by day, cold at night.
Several rainy days. About 11 wet days this month.
A mix of sunshine and cloud.
Humidity is rarely noticeable in the cool air.
In March, afternoons feel about 47° and nights feel near 34°.
Mostly cloudy skies this month.
Calm winds are typical in March.
March late afternoons are around 55°F, easing to about 50°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 46 | 36 | 2.4 | 11 | 3.7 | 87 |
| Feb | 49 | 36 | 2.0 | 10 | 5.8 | 82 |
| Mar | 55 | 39 | 2.2 | 11 | 8.3 | 76 |
| Apr | 61 | 43 | 2.1 | 10 | 10.4 | 71 |
| May | 67 | 50 | 2.7 | 11 | 11.4 | 72 |
| Jun | 75 | 56 | 2.0 | 9 | 12.2 | 69 |
| Jul | 78 | 59 | 1.9 | 8 | 11.9 | 66 |
| Aug | 78 | 58 | 1.8 | 8 | 11.0 | 67 |
| Sep | 72 | 53 | 1.9 | 8 | 9.1 | 72 |
| Oct | 63 | 48 | 2.9 | 11 | 6.8 | 82 |
| Nov | 52 | 41 | 2.6 | 12 | 4.4 | 87 |
| Dec | 47 | 37 | 2.7 | 12 | 3.2 | 88 |
Similar climates
Want a side-by-side climate view? Compare Blois with New York City.
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