Average annual temperature is 25.9 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 161 days
Number of rainy days: 204 days
Look at detailed online map of Diana
* Weather data for Diana 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) | 34.6 | 36.9 | 38.0 | 37.6 | 34.9 | 32.4 | 31.7 | 32.1 | 31.8 | 32.4 | 34.1 | 34.9 |
| Average daytime temperature (°C) | 32.3 | 35.2 | 36.0 | 35.1 | 32.1 | 29.7 | 29.3 | 28.7 | 29.5 | 30.1 | 32.1 | 32.7 |
| Average temperature (°C) | 24.6 | 27.9 | 28.9 | 28.5 | 26.5 | 25.1 | 24.6 | 24.4 | 24.6 | 25.2 | 26.1 | 25.1 |
| Average night temperature (°C) | 17.8 | 21.0 | 22.5 | 23.3 | 22.9 | 22.0 | 21.6 | 21.6 | 21.5 | 21.7 | 20.9 | 17.9 |
| Absolute minimum temperature (°C) | 15.8 | 18.3 | 19.9 | 22.1 | 21.7 | 21.2 | 20.8 | 20.6 | 20.8 | 20.8 | 17.4 | 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.4 | 12.2 | 11.9 | 11.7 | 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) | 10.1 | 10.1 | 10.1 | 9.8 | 8.6 | 7.6 | 8.2 | 7.4 | 8.5 | 9.0 | 10.2 | 10.4 |
| Precipitation (mm) | 1 | 0 | 7 | 30 | 190 | 186 | 363 | 314 | 361 | 227 | 36 | 0 |
| Sunny days | 29 | 27 | 26 | 23 | 4 | 1 | 0 | 0 | 0 | 4 | 16 | 31 |
| Rainy days | 2 | 1 | 5 | 7 | 27 | 29 | 31 | 31 | 30 | 27 | 14 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diana is at