Average annual temperature is 28.3 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: 13.9 °C
Number of sunny days: 216 days
Number of rainy days: 149 days
Look at detailed online map of Diagana
* Weather data for Diagana 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) | 37.2 | 39.2 | 40.5 | 41.7 | 41.2 | 39.2 | 33.9 | 31.4 | 33.4 | 33.3 | 35.8 | 35.9 |
| Average daytime temperature (°C) | 34.2 | 37.4 | 38.5 | 39.7 | 37.7 | 34.4 | 30.3 | 29.3 | 30.4 | 31.5 | 33.6 | 33.8 |
| Average temperature (°C) | 26.5 | 29.7 | 31.4 | 32.7 | 31.7 | 29.3 | 26.1 | 25.6 | 26.0 | 26.7 | 27.3 | 26.4 |
| Average night temperature (°C) | 18.6 | 21.8 | 23.7 | 25.8 | 26.8 | 25.1 | 23.1 | 22.8 | 22.9 | 23.0 | 20.4 | 18.2 |
| Absolute minimum temperature (°C) | 16.6 | 18.6 | 20.5 | 22.9 | 24.0 | 23.0 | 21.6 | 21.9 | 21.2 | 20.1 | 16.7 | 13.9 |
| 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 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 10.2 | 10.1 | 10.5 | 10.7 | 8.9 | 9.7 | 9.1 | 8.3 | 9.1 | 9.7 | 10.6 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 2 | 27 | 214 | 357 | 294 | 343 | 120 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 28 | 17 | 9 | 1 | 2 | 2 | 7 | 29 | 31 |
| Rainy days | 0 | 0 | 0 | 2 | 14 | 21 | 30 | 29 | 28 | 24 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diagana is at