Average annual temperature is 27.5 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 206 days
Number of rainy days: 159 days
Look at detailed online map of Demba Iobà
* Weather data for Demba Iobà 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) | 37.7 | 39.6 | 41.0 | 41.1 | 39.5 | 37.9 | 33.5 | 33.3 | 33.4 | 33.8 | 36.1 | 35.2 |
| Average daytime temperature (°C) | 34.0 | 37.7 | 38.2 | 38.9 | 36.4 | 33.5 | 30.9 | 30.2 | 31.2 | 32.0 | 33.6 | 33.0 |
| Average temperature (°C) | 25.7 | 28.7 | 29.2 | 30.7 | 30.1 | 28.3 | 26.3 | 25.9 | 26.3 | 26.9 | 26.9 | 25.1 |
| Average night temperature (°C) | 19.1 | 21.2 | 22.0 | 24.1 | 25.6 | 24.9 | 23.6 | 23.4 | 23.5 | 23.7 | 21.3 | 18.9 |
| Absolute minimum temperature (°C) | 17.1 | 18.5 | 19.2 | 22.5 | 22.6 | 23.6 | 22.8 | 22.5 | 22.4 | 22.3 | 17.7 | 16.1 |
| 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 | 11.8 | 12.1 | 12.4 | 12.7 | 12.8 | 12.7 | 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) | 10.0 | 10.4 | 10.6 | 11.0 | 9.0 | 8.7 | 8.0 | 7.0 | 7.9 | 8.9 | 10.1 | 9.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 7 | 135 | 278 | 380 | 345 | 196 | 10 | 1 |
| Sunny days | 30 | 28 | 31 | 29 | 19 | 9 | 1 | 1 | 0 | 4 | 24 | 30 |
| Rainy days | 1 | 0 | 0 | 1 | 12 | 21 | 30 | 30 | 30 | 27 | 6 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Demba Iobà is at