Average annual temperature is 28.1 °C
Absolute maximum temperature: 41.6 °C
Absolute minimum temperature: 15.1 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Sinchã Birom
* Weather data for Sinchã Birom 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) | 38.8 | 39.9 | 41.4 | 41.6 | 40.9 | 39.2 | 33.9 | 33.9 | 33.1 | 33.7 | 35.8 | 34.4 |
| Average daytime temperature (°C) | 34.1 | 37.9 | 38.9 | 39.6 | 38.5 | 34.6 | 31.5 | 30.8 | 31.4 | 32.3 | 33.6 | 32.4 |
| Average temperature (°C) | 26.5 | 29.7 | 30.0 | 31.5 | 31.4 | 29.1 | 26.9 | 26.3 | 26.7 | 27.3 | 26.7 | 24.8 |
| Average night temperature (°C) | 20.2 | 22.3 | 22.1 | 24.5 | 26.1 | 25.2 | 24.1 | 23.7 | 23.6 | 23.9 | 20.6 | 18.4 |
| Absolute minimum temperature (°C) | 17.7 | 19.3 | 20.4 | 21.9 | 22.2 | 24.1 | 23.0 | 22.7 | 22.4 | 22.7 | 16.7 | 15.1 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 9.9 | 10.6 | 10.7 | 10.9 | 9.7 | 9.1 | 8.1 | 6.8 | 8.1 | 9.4 | 10.1 | 9.9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 4 | 103 | 241 | 301 | 378 | 154 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 24 | 10 | 1 | 2 | 3 | 9 | 29 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 7 | 20 | 30 | 29 | 27 | 22 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sinchã Birom is at