
Réserve naturelle régionale du marais de Larchant
- Annual mean
- 11 °C
- Warmest month
- July
- Wettest month
- December
Long-term atmospheric measurements from 1991 to 2020 covering temperature, rainfall, and daylight patterns.
Access the standardized climate data for Réserve naturelle régionale des bruyères de Sainte-Assise based on NASA POWER records from a representative 103.89 m elevation coordinate. These monthly statistics detail historical averages for temperature, precipitation rates, relative humidity, wind speed, and daylight duration. The provided metrics establish an annual climatological baseline rather than live forecasts or current regional weather observations.

Long-term monthly averages for minimum, mean, and maximum temperatures alongside daily precipitation rates
Long term monthly averages for temperature bounds, precipitation rates, humidity, wind speed, and daylight hours
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 3 °C-6.3° to 12.7° | 1.7 mm/day | 91.8% | 5.1 m/s | 8.6 hours |
| February | 3.7 °C-5.5° to 14.6° | 1.7 mm/day | 87.3% | 5 m/s | 9.9 hours |
| March | 7 °C-3.3° to 19.1° | 1.5 mm/day | 81.6% | 4.7 m/s | 11.6 hours |
| April | 10.2 °C-1.2° to 22.8° | 1.6 mm/day | 76.7% | 4.3 m/s | 13.5 hours |
| May | 14 °C3° to 26° | 2.1 mm/day | 75.8% | 4 m/s | 15 hours |
| June | 17.4 °C6.7° to 29.8° | 1.9 mm/day | 74.1% | 3.8 m/s | 15.8 hours |
| July | 19.6 °C9.4° to 32.3° | 1.7 mm/day | 70.8% | 3.7 m/s | 15.5 hours |
| August | 19.5 °C8.9° to 32.5° | 1.7 mm/day | 70.3% | 3.6 m/s | 14.1 hours |
| September | 15.7 °C6° to 27.6° | 1.7 mm/day | 75% | 3.9 m/s | 12.3 hours |
| October | 11.4 °C1.4° to 23.2° | 2 mm/day | 83.7% | 4.3 m/s | 10.5 hours |
| November | 6.6 °C-2.5° to 17.2° | 2 mm/day | 90.5% | 4.5 m/s | 8.9 hours |
| December | 3.6 °C-5° to 12.6° | 2.2 mm/day | 92.9% | 5 m/s | 8.2 hours |
Find comparative monthly highs and lows across heat, moisture, wind, and daylight
Interactive climate map
Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.
Analyze monthly weather patterns and annual atmospheric data across distinct protected landscapes.





Begin a focused exploration of the Réserve naturelle régionale des bruyères de Sainte-Assise through MoriAtlas data. Learn how this specific protected area contributes to the regional network of heathland habitats in Île-de-France, and visualize the park boundaries set within the Seine valley's distinct topography.