Average annual temperature is 27.1 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 14.4 °C
Number of sunny days: 215 days
Number of rainy days: 150 days
Look at detailed online map of Diomabana
* Weather data for Diomabana 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 | 37.7 | 38.1 | 39.2 | 38.5 | 33.8 | 33.7 | 32.1 | 32.3 | 34.7 | 35.6 | 35.9 |
| Average daytime temperature (°C) | 32.5 | 35.4 | 36.6 | 37.4 | 33.8 | 31.2 | 30.4 | 29.3 | 30.0 | 31.9 | 33.9 | 33.5 |
| Average temperature (°C) | 24.5 | 27.7 | 29.7 | 31.0 | 28.6 | 26.9 | 26.2 | 25.2 | 25.6 | 26.8 | 27.5 | 25.4 |
| Average night temperature (°C) | 17.5 | 20.5 | 23.3 | 24.9 | 24.5 | 23.4 | 22.7 | 22.2 | 22.2 | 22.5 | 21.5 | 17.8 |
| Absolute minimum temperature (°C) | 14.4 | 18.7 | 19.2 | 22.4 | 21.7 | 22.2 | 21.5 | 21.0 | 21.2 | 20.5 | 17.3 | 15.0 |
| 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 | 12.6 | 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 | 10.1 | 10.2 | 10.2 | 9.1 | 9.6 | 9.5 | 8.5 | 9.5 | 10.2 | 10.6 | 10.6 |
| Precipitation (mm) | 0 | 0 | 9 | 18 | 94 | 71 | 189 | 247 | 225 | 50 | 0 | 0 |
| Sunny days | 31 | 27 | 27 | 27 | 13 | 10 | 3 | 3 | 4 | 12 | 27 | 31 |
| Rainy days | 0 | 1 | 4 | 3 | 18 | 20 | 28 | 28 | 26 | 19 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diomabana is at