
Réserve naturelle régionale des Mardelles de Prémery
- Annual mean
- 10.9 °C
- Warmest month
- July
- Wettest month
- May
Detailed seasonal trends based on long-term temperature, precipitation, and daylight metrics.
View long-term climate normals for Réserve naturelle nationale du val de Loire based on 1991 to 2020 NASA POWER satellite data. Monthly metrics track average temperature, precipitation rates, relative humidity, wind speed, and daylight hours at a single representative coordinate. These statistics provide a foundational view of annual atmospheric patterns rather than specific weather forecasts.

Long-term monthly temperature averages and daily precipitation rates across the calendar year
Compare average temperature bounds, daily precipitation rates, wind speed, humidity, and calculated daylight across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 2.6 °C-6.8° to 12.5° | 1.9 mm/day | 92% | 4.4 m/s | 8.8 hours |
| February | 3.3 °C-5.7° to 14.7° | 1.8 mm/day | 87.4% | 4.5 m/s | 10 hours |
| March | 6.7 °C-3.7° to 19.1° | 1.6 mm/day | 82.3% | 4.3 m/s | 11.7 hours |
| April | 10 °C-1.6° to 22.7° | 2.1 mm/day | 78.2% | 4 m/s | 13.4 hours |
| May | 14 °C3° to 25.9° | 2.5 mm/day | 77.6% | 3.8 m/s | 14.9 hours |
| June | 17.6 °C7.2° to 30.4° | 2 mm/day | 75.4% | 3.6 m/s | 15.7 hours |
| July | 19.9 °C9.6° to 33° | 1.8 mm/day | 70.2% | 3.4 m/s | 15.3 hours |
| August | 19.9 °C9° to 33.8° | 1.9 mm/day | 68% | 3.3 m/s | 14 hours |
| September | 15.8 °C5.4° to 28.8° | 2 mm/day | 73.1% | 3.5 m/s | 12.3 hours |
| October | 11.5 °C0.7° to 24° | 2.3 mm/day | 83.2% | 3.9 m/s | 10.6 hours |
| November | 6.3 °C-3.4° to 17.7° | 2.4 mm/day | 90.5% | 4.1 m/s | 9.1 hours |
| December | 3.3 °C-5.5° to 12.8° | 2.3 mm/day | 92.8% | 4.5 m/s | 8.3 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparative monthly averages for temperature, precipitation, humidity, wind, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Month-by-month temperature and precipitation patterns across diverse geographic settings





Delve into the mapped landscape and river corridors of this national nature reserve. MoriAtlas provides a clear view of the fluvial dynamics and habitat structures within this essential French protected area, helping you understand its role as a major migratory corridor and breeding sanctuary.