Average annual temperature is 27.0 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 226 days
Number of rainy days: 139 days
Look at detailed online map of Calum
* Weather data for Calum 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) | 36.8 | 39.1 | 40.2 | 39.9 | 39.9 | 36.8 | 32.0 | 31.6 | 33.0 | 33.9 | 36.7 | 36.8 |
| Average daytime temperature (°C) | 32.4 | 35.6 | 34.8 | 36.0 | 35.0 | 32.7 | 29.7 | 29.4 | 30.6 | 31.7 | 34.4 | 34.3 |
| Average temperature (°C) | 24.6 | 26.7 | 26.4 | 28.0 | 28.6 | 28.3 | 26.7 | 26.3 | 26.9 | 27.6 | 27.8 | 26.3 |
| Average night temperature (°C) | 18.8 | 20.2 | 20.3 | 22.1 | 24.1 | 25.3 | 24.3 | 24.2 | 24.4 | 24.7 | 22.5 | 20.4 |
| Absolute minimum temperature (°C) | 16.3 | 18.4 | 18.6 | 20.1 | 21.6 | 23.8 | 23.2 | 22.9 | 23.0 | 23.0 | 18.8 | 17.8 |
| 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 | 12.7 | 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) | 9.9 | 10.7 | 10.9 | 11.1 | 10.0 | 9.1 | 8.2 | 6.7 | 8.1 | 9.0 | 10.2 | 9.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 1 | 72 | 322 | 415 | 299 | 147 | 10 | 0 |
| Sunny days | 30 | 28 | 31 | 30 | 28 | 12 | 1 | 2 | 0 | 6 | 27 | 31 |
| Rainy days | 1 | 0 | 0 | 0 | 3 | 18 | 30 | 29 | 30 | 25 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Calum is at