Average annual temperature is 24.5 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 14.7 °C
Number of sunny days: 162 days
Number of rainy days: 203 days
Look at detailed online map of Tantan
* Weather data for Tantan 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) | 34.1 | 35.8 | 37.3 | 36.7 | 35.1 | 33.0 | 30.8 | 31.3 | 31.2 | 31.7 | 33.3 | 33.5 |
| Average daytime temperature (°C) | 31.8 | 34.2 | 34.7 | 34.6 | 31.5 | 29.4 | 28.0 | 27.7 | 28.2 | 28.8 | 31.4 | 31.9 |
| Average temperature (°C) | 24.1 | 26.5 | 26.8 | 27.1 | 25.4 | 23.7 | 22.8 | 22.6 | 22.8 | 23.4 | 24.6 | 24.3 |
| Average night temperature (°C) | 17.7 | 19.3 | 19.9 | 20.3 | 21.3 | 20.5 | 19.5 | 19.8 | 19.6 | 19.7 | 19.1 | 17.7 |
| Absolute minimum temperature (°C) | 14.7 | 17.2 | 17.9 | 19.0 | 20.0 | 19.4 | 16.6 | 18.0 | 18.2 | 17.2 | 16.0 | 14.8 |
| 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) | 10.3 | 10.2 | 10.1 | 10.4 | 8.0 | 8.7 | 8.6 | 7.9 | 8.4 | 8.8 | 10.2 | 10.3 |
| Precipitation (mm) | 0 | 0 | 5 | 9 | 111 | 237 | 344 | 398 | 321 | 125 | 31 | 0 |
| Sunny days | 31 | 27 | 27 | 25 | 5 | 0 | 0 | 0 | 0 | 3 | 14 | 30 |
| Rainy days | 0 | 1 | 4 | 5 | 26 | 30 | 31 | 31 | 30 | 28 | 16 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tantan is at