Average annual temperature is 26.7 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 193 days
Number of rainy days: 172 days
Look at detailed online map of Mantchi
* Weather data for Mantchi 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) | 37.6 | 38.5 | 39.3 | 37.9 | 35.7 | 33.3 | 31.7 | 31.5 | 32.6 | 33.2 | 35.9 | 37.3 |
| Average daytime temperature (°C) | 33.9 | 35.2 | 33.0 | 33.5 | 32.7 | 30.6 | 29.0 | 29.2 | 30.3 | 31.4 | 33.0 | 34.0 |
| Average temperature (°C) | 25.8 | 26.9 | 26.7 | 27.9 | 28.4 | 27.2 | 25.7 | 25.6 | 26.0 | 26.5 | 27.4 | 26.2 |
| Average night temperature (°C) | 20.1 | 21.4 | 22.6 | 24.1 | 25.6 | 25.0 | 23.3 | 23.2 | 23.4 | 23.6 | 23.2 | 20.8 |
| Absolute minimum temperature (°C) | 18.1 | 19.0 | 21.3 | 22.4 | 23.4 | 23.1 | 21.9 | 22.6 | 22.1 | 22.5 | 20.9 | 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 | 12.8 | 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) | 9.8 | 10.4 | 10.4 | 10.9 | 8.6 | 8.0 | 7.1 | 6.9 | 7.5 | 8.3 | 9.8 | 9.3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 64 | 144 | 498 | 570 | 412 | 274 | 30 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 18 | 6 | 0 | 0 | 1 | 0 | 18 | 30 |
| Rainy days | 0 | 0 | 0 | 0 | 13 | 24 | 31 | 31 | 29 | 31 | 12 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mantchi is at