Average annual temperature is 25.2 °C
Absolute maximum temperature: 43.5 °C
Absolute minimum temperature: 1.6 °C
Number of sunny days: 256 days
Number of rainy days: 109 days
Look at detailed online map of Bissāu
* Weather data for Bissāu India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.1 | 34.2 | 34.2 | 39.8 | 43.5 | 41.4 | 39.6 | 39.7 | 39.3 | 38.0 | 33.2 | 24.8 |
| Average daytime temperature (°C) | 19.7 | 28.6 | 29.9 | 34.2 | 36.5 | 36.8 | 34.2 | 36.1 | 36.1 | 33.9 | 27.6 | 23.0 |
| Average temperature (°C) | 12.7 | 20.8 | 23.3 | 28.0 | 30.3 | 31.2 | 29.7 | 31.2 | 30.8 | 27.1 | 21.3 | 15.8 |
| Average night temperature (°C) | 6.1 | 12.6 | 16.8 | 20.7 | 23.9 | 26.1 | 26.3 | 26.8 | 25.9 | 20.4 | 14.9 | 9.4 |
| Absolute minimum temperature (°C) | 1.6 | 7.0 | 14.0 | 16.0 | 19.2 | 20.4 | 24.2 | 25.4 | 21.9 | 16.8 | 11.4 | 5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.6 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.9 | 10.0 | 9.8 | 10.9 | 10.1 | 9.8 | 9.2 | 10.9 | 10.5 | 10.0 | 9.0 | 9.1 |
| Precipitation (mm) | 7 | 0 | 26 | 4 | 62 | 41 | 180 | 8 | 31 | 6 | 2 | 0 |
| Sunny days | 29 | 27 | 20 | 25 | 20 | 15 | 5 | 22 | 11 | 28 | 25 | 29 |
| Rainy days | 2 | 1 | 11 | 5 | 11 | 15 | 26 | 9 | 19 | 3 | 5 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bissāu is at