Average annual temperature is 12.3 °C
Absolute maximum temperature: 30.2 °C
Absolute minimum temperature: -4.7 °C
Number of sunny days: 108 days
Number of rainy days: 257 days
Look at detailed online map of Lanneur
* Weather data for Lanneur 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) | 12.8 | 14.8 | 15.7 | 18.7 | 22.3 | 28.2 | 26.2 | 26.8 | 30.2 | 26.6 | 15.0 | 14.6 |
| Average daytime temperature (°C) | 8.7 | 10.4 | 11.4 | 14.2 | 17.8 | 23.1 | 20.4 | 21.0 | 22.2 | 17.6 | 12.2 | 11.1 |
| Average temperature (°C) | 6.4 | 6.4 | 8.7 | 9.9 | 13.3 | 17.9 | 16.9 | 17.1 | 18.0 | 13.9 | 9.8 | 9.1 |
| Average night temperature (°C) | 4.2 | 2.9 | 6.0 | 5.7 | 8.9 | 12.8 | 13.3 | 13.2 | 14.1 | 10.5 | 7.5 | 6.9 |
| Absolute minimum temperature (°C) | -4.7 | -2.6 | -1.8 | 0.9 | 4.7 | 9.1 | 8.6 | 9.3 | 7.5 | 5.1 | 0.4 | -0.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.2 | 11.9 | 13.7 | 15.2 | 16.0 | 15.6 | 14.3 | 12.6 | 10.8 | 9.3 | 8.4 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.5 | 6.2 | 4.8 | 8.1 | 11.5 | 11.9 | 9.2 | 9.3 | 8.8 | 6.0 | 4.2 | 3.0 |
| Precipitation (mm) | 130 | 16 | 175 | 97 | 42 | 43 | 100 | 70 | 65 | 113 | 160 | 121 |
| Sunny days | 7 | 17 | 4 | 9 | 15 | 15 | 5 | 7 | 9 | 10 | 4 | 6 |
| Rainy days | 24 | 11 | 27 | 21 | 16 | 15 | 26 | 24 | 21 | 21 | 26 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lanneur during the most sunny months:
Months with the longest average daylight duration in Lanneur:
The largest precipitation sum in Lanneur is at