Average annual temperature is 13.8 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 151 days
Number of rainy days: 212 days
Number of snow days: 2 days
Look at detailed online map of Castelnau-Rivière-Basse
* Weather data for Castelnau-Rivière-Basse France is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.4 | 18.5 | 27.2 | 27.6 | 27.0 | 31.3 | 33.0 | 37.8 | 33.1 | 31.2 | 23.6 | 18.6 |
| Average daytime temperature (°C) | 8.9 | 11.3 | 16.0 | 17.5 | 20.3 | 25.1 | 26.0 | 27.2 | 26.8 | 22.7 | 14.5 | 11.4 |
| Average temperature (°C) | 5.1 | 4.7 | 10.4 | 12.2 | 15.2 | 20.0 | 20.9 | 21.5 | 20.4 | 16.9 | 10.3 | 7.2 |
| Average night temperature (°C) | 1.7 | -0.5 | 5.8 | 7.2 | 10.6 | 15.5 | 16.1 | 16.3 | 15.2 | 12.1 | 6.4 | 3.6 |
| Absolute minimum temperature (°C) | -4.5 | -3.8 | -4.0 | 1.7 | 6.1 | 12.8 | 12.2 | 10.9 | 9.7 | 7.2 | -0.7 | -2.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.3 | 7.7 | 7.4 | 7.9 | 10.6 | 10.4 | 10.6 | 10.9 | 10.0 | 7.9 | 4.8 | 4.8 |
| Precipitation (mm) | 124 | 44 | 73 | 96 | 107 | 163 | 20 | 32 | 58 | 105 | 166 | 96 |
| Sunny days | 10 | 19 | 16 | 11 | 7 | 7 | 13 | 16 | 16 | 18 | 6 | 12 |
| Rainy days | 19 | 9 | 15 | 19 | 24 | 23 | 18 | 15 | 14 | 13 | 24 | 19 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castelnau-Rivière-Basse during the most sunny months:
Months with the longest average daylight duration in Castelnau-Rivière-Basse:
The largest precipitation sum in Castelnau-Rivière-Basse is at