Average annual temperature is 24.4 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Guélan
* Weather data for Guélan 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) | 35.5 | 36.2 | 35.9 | 34.9 | 34.0 | 32.1 | 31.7 | 33.4 | 31.7 | 32.4 | 34.4 | 34.2 |
| Average daytime temperature (°C) | 33.2 | 34.4 | 33.7 | 33.1 | 31.4 | 29.0 | 28.8 | 28.6 | 29.4 | 29.8 | 31.0 | 32.4 |
| Average temperature (°C) | 24.5 | 26.5 | 26.0 | 25.8 | 24.8 | 23.7 | 23.4 | 23.2 | 23.5 | 23.7 | 24.3 | 23.9 |
| Average night temperature (°C) | 17.3 | 19.8 | 20.8 | 21.6 | 21.5 | 20.9 | 20.5 | 20.5 | 20.6 | 20.5 | 20.2 | 17.4 |
| Absolute minimum temperature (°C) | 15.1 | 16.8 | 18.5 | 20.2 | 20.3 | 20.3 | 19.2 | 19.7 | 19.9 | 19.3 | 18.0 | 15.2 |
| 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) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.1 | 10.0 | 8.9 | 8.5 | 7.4 | 7.1 | 7.3 | 7.3 | 7.8 | 8.1 | 9.2 | 10.4 |
| Precipitation (mm) | 12 | 5 | 75 | 121 | 223 | 255 | 301 | 383 | 342 | 226 | 86 | 1 |
| Sunny days | 28 | 25 | 15 | 8 | 0 | 0 | 0 | 1 | 0 | 3 | 10 | 28 |
| Rainy days | 3 | 3 | 16 | 22 | 31 | 30 | 31 | 30 | 30 | 28 | 20 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guélan is at