Average annual temperature is 27.4 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 212 days
Number of rainy days: 153 days
Look at detailed online map of Ganchauá
* Weather data for Ganchauá Guinea-Bissau is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.7 | 40.1 | 41.5 | 40.8 | 35.6 | 33.8 | 32.2 | 31.6 | 32.0 | 33.3 | 36.7 | 37.3 |
| Average daytime temperature (°C) | 33.8 | 35.9 | 33.3 | 34.6 | 32.5 | 30.7 | 29.4 | 29.1 | 30.3 | 31.2 | 33.9 | 34.9 |
| Average temperature (°C) | 26.1 | 27.8 | 27.4 | 28.8 | 28.8 | 28.1 | 26.5 | 26.2 | 26.7 | 27.2 | 28.0 | 27.1 |
| Average night temperature (°C) | 20.3 | 22.0 | 23.1 | 25.0 | 26.1 | 26.3 | 24.3 | 24.2 | 24.3 | 24.7 | 23.1 | 20.7 |
| Absolute minimum temperature (°C) | 18.3 | 20.3 | 21.3 | 23.4 | 24.2 | 24.8 | 23.5 | 23.5 | 23.2 | 23.6 | 19.5 | 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.7 | 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) | 10.1 | 10.6 | 10.7 | 10.9 | 9.5 | 9.3 | 8.1 | 7.2 | 8.6 | 8.7 | 10.0 | 9.7 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 21 | 87 | 386 | 383 | 251 | 213 | 16 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 23 | 9 | 1 | 1 | 1 | 2 | 24 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 8 | 21 | 30 | 30 | 29 | 29 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ganchauá is at