
Réserve naturelle régionale des étangs de Bonnelles
- Annual mean
- 10.8 °C
- Warmest month
- July
- Wettest month
- December
A twelve-month analysis of average temperature, precipitation, humidity, and daylight hours
Explore long-term monthly climate normals for Réserve naturelle régionale du val et coteau de Saint-Rémy based on NASA POWER data from 1991 to 2020. Measurements include mean, minimum, and maximum temperature ranges, daily precipitation rates, relative humidity, wind speed, and daylight duration at a single representative coordinate within the reserve. These figures provide a baseline for understanding the annual atmospheric cycle, distinguishing established regional averages from short-term weather variability.
Long-term monthly temperature ranges and average daily precipitation rates across twelve months
Analyze temperature bounds, precipitation rates, humidity, wind speed, and calculated daylight across the full calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 3.1 °C-6.3° to 12.6° | 1.6 mm/day | 92.1% | 5.3 m/s | 8.6 hours |
| February | 3.7 °C-5.5° to 14.3° | 1.6 mm/day | 87.7% | 5.2 m/s | 9.9 hours |
| March | 6.9 °C-3.4° to 18.7° | 1.5 mm/day | 82% | 4.8 m/s | 11.6 hours |
| April | 9.9 °C-1.5° to 22.4° | 1.5 mm/day | 77.4% | 4.3 m/s | 13.5 hours |
| May | 13.6 °C2.8° to 25.5° | 2 mm/day | 76.5% | 4.1 m/s | 15.1 hours |
| June | 17 °C6.5° to 29.3° | 1.9 mm/day | 74.7% | 3.9 m/s | 15.9 hours |
| July | 19.2 °C9° to 31.9° | 1.6 mm/day | 71.6% | 3.8 m/s | 15.5 hours |
| August | 19.1 °C8.7° to 32.1° | 1.6 mm/day | 71.2% | 3.7 m/s | 14.1 hours |
| September | 15.5 °C5.9° to 27.4° | 1.6 mm/day | 76% | 4 m/s | 12.3 hours |
| October | 11.3 °C1.5° to 22.7° | 1.9 mm/day | 84.2% | 4.5 m/s | 10.5 hours |
| November | 6.7 °C-2.5° to 17° | 2 mm/day | 90.7% | 4.7 m/s | 8.9 hours |
| December | 3.6 °C-5° to 12.6° | 2.1 mm/day | 93.1% | 5.1 m/s | 8.1 hours |
Comparing long-term monthly averages for temperature, precipitation, humidity, wind, and daylight duration
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 protected landscapes






Trace the boundaries and protected habitat zones of this vital Île-de-France nature reserve. MoriAtlas provides a structured look at the land cover, river valley features, and ecological gradients that define this significant regional site in the Yvelines department.