Average annual temperature is 26.5 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 130 days
Number of rainy days: 235 days
Look at detailed online map of Tonkoya
* Weather data for Tonkoya 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 | 35.9 | 37.1 | 37.2 | 34.6 | 32.0 | 32.6 | 31.8 | 32.0 | 32.7 | 33.8 | 36.5 |
| Average daytime temperature (°C) | 35.0 | 34.1 | 33.7 | 34.0 | 32.4 | 29.8 | 29.2 | 28.6 | 29.9 | 30.6 | 31.8 | 33.7 |
| Average temperature (°C) | 26.5 | 27.2 | 27.4 | 28.1 | 27.7 | 25.9 | 25.4 | 25.2 | 25.6 | 26.0 | 26.8 | 26.6 |
| Average night temperature (°C) | 21.0 | 22.6 | 23.2 | 24.2 | 24.9 | 23.7 | 23.1 | 23.2 | 23.3 | 23.4 | 23.6 | 21.5 |
| Absolute minimum temperature (°C) | 18.0 | 20.5 | 21.6 | 22.7 | 24.1 | 22.6 | 21.9 | 22.3 | 22.4 | 22.7 | 22.9 | 17.7 |
| 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 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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 | 10.1 | 10.0 | 9.9 | 8.1 | 6.6 | 7.2 | 5.5 | 6.7 | 7.7 | 9.4 | 10.0 |
| Precipitation (mm) | 0 | 1 | 4 | 46 | 288 | 481 | 627 | 739 | 537 | 488 | 118 | 9 |
| Sunny days | 30 | 25 | 23 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 8 | 26 |
| Rainy days | 1 | 3 | 8 | 15 | 28 | 30 | 31 | 31 | 30 | 31 | 22 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tonkoya is at