Average annual temperature is 23.1 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 12.9 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Dalen
* Weather data for Dalen Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.2 | 32.9 | 33.7 | 34.1 | 33.6 | 30.9 | 30.3 | 29.4 | 30.4 | 30.6 | 31.5 | 31.7 |
| Average daytime temperature (°C) | 29.3 | 31.5 | 31.7 | 32.7 | 30.5 | 28.7 | 27.2 | 26.9 | 27.5 | 27.9 | 30.3 | 29.8 |
| Average temperature (°C) | 22.0 | 24.4 | 24.9 | 25.7 | 24.3 | 22.9 | 21.5 | 21.5 | 21.8 | 22.5 | 23.8 | 22.7 |
| Average night temperature (°C) | 16.1 | 18.5 | 19.0 | 19.9 | 20.4 | 19.5 | 18.7 | 18.8 | 18.7 | 19.0 | 18.5 | 17.0 |
| Absolute minimum temperature (°C) | 14.4 | 16.3 | 17.1 | 18.3 | 18.9 | 18.7 | 17.5 | 17.5 | 17.7 | 16.9 | 14.0 | 12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.3 | 10.4 | 10.6 | 8.3 | 9.2 | 8.4 | 7.8 | 8.7 | 9.1 | 10.5 | 10.3 |
| Precipitation (mm) | 0 | 0 | 1 | 10 | 104 | 211 | 336 | 302 | 309 | 140 | 3 | 0 |
| Sunny days | 31 | 27 | 29 | 24 | 4 | 3 | 0 | 1 | 0 | 3 | 25 | 30 |
| Rainy days | 0 | 1 | 2 | 6 | 27 | 27 | 31 | 30 | 30 | 28 | 5 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dalen is at