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Weather & Climate
Boissy-le-Châtel, Île-de-France, France
Overview
Climate data and monthly weather averages for Boissy-le-Châtel.
Key Metrics
Annual Avg
10.6°C
Summer Avg
18.3°C
Winter Avg
3°C
Record High
40.3°C
Record Low
-12.7°C
Annual Precipitation
708.1 mm
Avg Humidity
83%
Summer Humidity
74%
Winter Humidity
92%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 13.8° | 2.5° | -12.1° | 58.9 | 93% | 30 | 59.2 |
| Feb | 17.3° | 3.2° | -12.7° | 53.8 | 89% | 50 | 66.9 |
| Mar | 21.2° | 6.2° | -10.9° | 55.2 | 84% | 93 | 59.5 |
| Apr | 26.4° | 10° | -4.8° | 42.3 | 79% | 136 | 47.5 |
| May | 29.1° | 13.5° | -0.8° | 67.9 | 78% | 163 | 51.8 |
| Jun | 33.5° | 17.1° | 3.2° | 63.9 | 76% | 174 | 50 |
| Jul | 40.3° | 19.1° | 7.2° | 59.2 | 73% | 175 | 42.2 |
| Aug | 37° | 18.8° | 6.6° | 63.5 | 73% | 149 | 48.1 |
| Sep | 33.5° | 15.4° | 2.4° | 46.5 | 76% | 112 | 58.4 |
| Oct | 27.2° | 11.3° | -3.9° | 60.1 | 84% | 68 | 57.9 |
| Nov | 19.9° | 6.6° | -4.8° | 62.7 | 91% | 35 | 50.4 |
| Dec | 14.7° | 3.2° | -9.6° | 74.1 | 94% | 25 | 63.1 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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