Average annual temperature is 28.4 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 15.2 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of Opar
* Weather data for Opar 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) | 38.4 | 39.6 | 40.7 | 42.0 | 41.1 | 39.4 | 34.5 | 32.8 | 33.1 | 34.9 | 36.5 | 35.9 |
| Average daytime temperature (°C) | 34.6 | 37.6 | 38.6 | 39.5 | 38.4 | 34.2 | 31.3 | 30.5 | 30.8 | 32.6 | 34.8 | 33.8 |
| Average temperature (°C) | 26.4 | 29.3 | 30.7 | 32.3 | 32.2 | 29.3 | 27.0 | 26.3 | 26.5 | 27.7 | 27.7 | 25.3 |
| Average night temperature (°C) | 19.6 | 21.3 | 22.6 | 25.2 | 26.7 | 25.3 | 24.0 | 23.5 | 23.4 | 23.8 | 20.8 | 18.7 |
| Absolute minimum temperature (°C) | 16.0 | 18.8 | 20.0 | 23.5 | 23.8 | 23.5 | 23.1 | 22.4 | 22.4 | 23.0 | 16.9 | 15.2 |
| 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 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 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 | 10.3 | 10.5 | 10.7 | 9.8 | 9.3 | 8.0 | 7.8 | 8.4 | 9.6 | 10.6 | 10.0 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 12 | 94 | 205 | 361 | 262 | 104 | 0 | 2 |
| Sunny days | 31 | 28 | 31 | 30 | 22 | 10 | 2 | 2 | 4 | 10 | 29 | 30 |
| Rainy days | 0 | 0 | 0 | 0 | 9 | 20 | 29 | 29 | 26 | 21 | 1 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Opar is at