Average annual temperature is 13.5 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of Le Grand Porteau
* Weather data for Le Grand Porteau 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) | 16.7 | 16.7 | 20.9 | 20.6 | 26.4 | 31.2 | 31.5 | 33.7 | 33.0 | 29.0 | 17.6 | 15.2 |
| Average daytime temperature (°C) | 8.4 | 10.0 | 13.0 | 14.9 | 20.5 | 26.5 | 25.2 | 25.0 | 25.9 | 19.9 | 12.4 | 10.1 |
| Average temperature (°C) | 6.2 | 5.6 | 9.0 | 10.8 | 15.5 | 21.4 | 20.4 | 20.3 | 20.2 | 15.0 | 9.7 | 7.7 |
| Average night temperature (°C) | 3.8 | 2.1 | 5.3 | 6.5 | 10.6 | 16.0 | 15.5 | 15.7 | 15.0 | 10.8 | 6.7 | 5.3 |
| Absolute minimum temperature (°C) | -2.6 | -5.0 | -1.9 | -0.2 | 6.9 | 11.8 | 11.8 | 10.2 | 6.5 | 6.2 | -1.3 | -3.1 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.4 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.3 | 5.7 | 6.8 | 8.3 | 11.2 | 12.2 | 11.7 | 9.5 | 10.0 | 7.3 | 5.0 | 3.5 |
| Precipitation (mm) | 85 | 19 | 87 | 68 | 41 | 44 | 54 | 57 | 56 | 120 | 85 | 67 |
| Sunny days | 7 | 18 | 11 | 11 | 16 | 20 | 11 | 10 | 22 | 14 | 5 | 9 |
| Rainy days | 24 | 10 | 20 | 19 | 15 | 10 | 20 | 21 | 8 | 17 | 25 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Le Grand Porteau during the most sunny months:
Months with the longest average daylight duration in Le Grand Porteau:
The largest precipitation sum in Le Grand Porteau is at