
Réserve naturelle régionale de la Massonne
- Annual mean
- 13.4 °C
- Warmest month
- August
- Wettest month
- November
Annual variations in temperature, precipitation, humidity, and daylight hours
Climate profiles for Vallée de l'Antenne detail long-term monthly averages based on NASA POWER measurements. These records provide a consistent look at atmospheric conditions at a representative coordinate from 1991 to 2020, covering average temperatures, daily precipitation rates, wind speeds, and relative humidity. The data offers an objective perspective on the atmospheric rhythm of this nature reserve throughout the calendar year.

Long-term monthly thermal range and average daily precipitation cycles across the protected area coordinate
Analyze average temperature bounds, precipitation rates, humidity, wind speed, and daylight hours across the calendar year.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 5.5 °C-4° to 14.1° | 2.4 mm/day | 91.1% | 4.9 m/s | 8.9 hours |
| February | 5.8 °C-3.5° to 15.3° | 2 mm/day | 87.5% | 4.9 m/s | 10.1 hours |
| March | 8.6 °C-1.4° to 19.2° | 1.8 mm/day | 83.8% | 4.7 m/s | 11.7 hours |
| April | 11.1 °C0.9° to 22.6° | 2 mm/day | 80% | 4.4 m/s | 13.3 hours |
| May | 14.8 °C4.6° to 26.6° | 2 mm/day | 78.3% | 4.2 m/s | 14.7 hours |
| June | 18.2 °C8.7° to 30.4° | 1.8 mm/day | 75.7% | 4 m/s | 15.5 hours |
| July | 20.3 °C11° to 33.1° | 1.5 mm/day | 71.6% | 3.9 m/s | 15.1 hours |
| August | 20.6 °C10.8° to 33.8° | 1.6 mm/day | 69.7% | 3.8 m/s | 13.9 hours |
| September | 17.5 °C7.6° to 29.8° | 2 mm/day | 72.6% | 4 m/s | 12.3 hours |
| October | 13.6 °C3.5° to 24.3° | 2.6 mm/day | 82.3% | 4.4 m/s | 10.6 hours |
| November | 9 °C-0.7° to 18.6° | 3 mm/day | 88.3% | 4.6 m/s | 9.2 hours |
| December | 6.1 °C-3.3° to 14.8° | 2.8 mm/day | 91.4% | 4.9 m/s | 8.5 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.
Explore monthly temperature and precipitation normals across diverse protected landscapes







Continue exploring the intricate geography of the Vallée de l'Antenne, a significant alluvial site in the Nouvelle-Aquitaine region. MoriAtlas provides a detailed look at the protected boundaries, riparian habitats, and distinct physical terrain that define this important nature reserve.