Average annual temperature is 25.2 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of Birotoulal
* Weather data for Birotoulal 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) | 36.5 | 37.1 | 37.7 | 37.9 | 34.4 | 33.1 | 31.3 | 31.0 | 30.9 | 31.3 | 34.7 | 34.8 |
| Average daytime temperature (°C) | 33.9 | 35.4 | 35.2 | 35.2 | 31.8 | 29.7 | 28.3 | 28.2 | 28.6 | 29.5 | 31.8 | 33.2 |
| Average temperature (°C) | 25.8 | 27.0 | 26.8 | 27.1 | 25.8 | 24.5 | 23.5 | 23.4 | 23.6 | 24.0 | 25.3 | 25.6 |
| Average night temperature (°C) | 19.2 | 20.1 | 20.2 | 21.3 | 22.4 | 21.9 | 21.2 | 21.1 | 21.1 | 21.2 | 20.7 | 19.4 |
| Absolute minimum temperature (°C) | 17.3 | 18.6 | 18.8 | 19.7 | 21.2 | 20.8 | 19.7 | 20.1 | 20.2 | 20.1 | 18.7 | 17.1 |
| 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 | 12.5 | 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) | 10.2 | 10.1 | 10.3 | 10.5 | 7.3 | 6.9 | 6.5 | 6.1 | 6.8 | 7.7 | 9.6 | 10.1 |
| Precipitation (mm) | 0 | 0 | 6 | 24 | 166 | 289 | 349 | 478 | 382 | 254 | 35 | 0 |
| Sunny days | 31 | 27 | 27 | 21 | 3 | 1 | 0 | 0 | 0 | 0 | 14 | 30 |
| Rainy days | 0 | 1 | 4 | 9 | 28 | 29 | 31 | 31 | 30 | 31 | 16 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Birotoulal is at