Average annual temperature is 27.1 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 222 days
Number of rainy days: 143 days
Look at detailed online map of Arria
* Weather data for Arria 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) | 38.0 | 39.6 | 41.0 | 40.6 | 39.7 | 37.6 | 32.7 | 31.7 | 33.1 | 33.9 | 35.0 | 35.2 |
| Average daytime temperature (°C) | 33.8 | 36.8 | 36.3 | 37.1 | 35.3 | 32.9 | 30.4 | 29.7 | 30.9 | 31.7 | 33.1 | 33.4 |
| Average temperature (°C) | 25.4 | 28.0 | 27.9 | 29.5 | 29.5 | 28.4 | 26.5 | 26.0 | 26.5 | 27.0 | 26.2 | 24.9 |
| Average night temperature (°C) | 18.8 | 20.9 | 21.3 | 23.6 | 25.3 | 25.3 | 23.9 | 23.8 | 23.8 | 24.0 | 20.7 | 18.4 |
| Absolute minimum temperature (°C) | 16.0 | 18.7 | 19.5 | 21.1 | 22.5 | 23.6 | 22.8 | 21.8 | 22.7 | 22.9 | 15.4 | 15.7 |
| 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) | 10.0 | 10.6 | 10.7 | 10.9 | 9.5 | 9.3 | 8.3 | 7.1 | 8.5 | 8.8 | 10.1 | 9.9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 2 | 86 | 275 | 438 | 314 | 176 | 8 | 0 |
| Sunny days | 30 | 28 | 31 | 30 | 27 | 12 | 0 | 1 | 0 | 6 | 26 | 31 |
| Rainy days | 1 | 0 | 0 | 0 | 4 | 18 | 31 | 30 | 30 | 25 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arria is at