Average annual temperature is 27.3 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 222 days
Number of rainy days: 143 days
Look at detailed online map of Nhelem
* Weather data for Nhelem 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 | 40.3 | 40.4 | 40.0 | 38.3 | 33.4 | 32.1 | 33.0 | 34.1 | 34.9 | 35.1 |
| Average daytime temperature (°C) | 33.3 | 36.6 | 36.7 | 37.5 | 36.5 | 33.7 | 30.3 | 29.8 | 30.9 | 31.9 | 32.9 | 33.0 |
| Average temperature (°C) | 25.2 | 27.9 | 27.7 | 29.4 | 29.6 | 28.6 | 26.7 | 26.2 | 26.8 | 27.4 | 26.6 | 25.3 |
| Average night temperature (°C) | 19.2 | 21.3 | 21.2 | 23.3 | 25.0 | 25.4 | 24.2 | 23.9 | 24.1 | 24.4 | 21.7 | 19.5 |
| Absolute minimum temperature (°C) | 16.7 | 19.8 | 19.8 | 20.8 | 22.0 | 23.8 | 22.8 | 22.8 | 22.5 | 23.4 | 17.1 | 17.0 |
| 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 | 10.7 | 10.8 | 11.0 | 9.7 | 9.1 | 7.8 | 6.7 | 7.9 | 8.7 | 10.2 | 9.8 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 4 | 79 | 321 | 440 | 269 | 129 | 8 | 0 |
| Sunny days | 30 | 28 | 31 | 30 | 26 | 10 | 0 | 1 | 0 | 8 | 27 | 31 |
| Rainy days | 1 | 0 | 0 | 0 | 5 | 20 | 31 | 30 | 30 | 23 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nhelem is at