Average annual temperature is 28.4 °C
Absolute maximum temperature: 42.2 °C
Absolute minimum temperature: 15.9 °C
Number of sunny days: 225 days
Number of rainy days: 140 days
Look at detailed online map of Diamel
* Weather data for Diamel 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) | 38.6 | 40.2 | 40.7 | 42.2 | 40.9 | 39.2 | 34.2 | 32.5 | 33.2 | 34.1 | 35.4 | 36.8 |
| Average daytime temperature (°C) | 35.4 | 38.0 | 38.7 | 39.4 | 38.2 | 34.2 | 31.1 | 30.3 | 30.7 | 32.0 | 33.8 | 34.3 |
| Average temperature (°C) | 27.3 | 29.8 | 30.9 | 32.4 | 32.1 | 29.3 | 26.8 | 26.2 | 26.5 | 27.2 | 27.0 | 25.9 |
| Average night temperature (°C) | 19.9 | 21.8 | 22.9 | 25.4 | 26.8 | 25.3 | 23.8 | 23.5 | 23.3 | 23.6 | 20.5 | 18.5 |
| Absolute minimum temperature (°C) | 17.0 | 18.9 | 20.5 | 23.8 | 23.9 | 23.9 | 23.2 | 21.9 | 22.5 | 22.6 | 16.5 | 15.9 |
| 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) | 10.0 | 10.2 | 10.5 | 10.8 | 9.4 | 9.1 | 8.0 | 7.7 | 8.3 | 9.7 | 10.6 | 10.0 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 23 | 121 | 243 | 320 | 251 | 71 | 0 | 9 |
| Sunny days | 31 | 28 | 31 | 29 | 18 | 9 | 3 | 2 | 3 | 11 | 30 | 30 |
| Rainy days | 0 | 0 | 0 | 1 | 13 | 21 | 28 | 29 | 27 | 20 | 0 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diamel is at