Average annual temperature is 27.2 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 16.5 °C
Number of sunny days: 214 days
Number of rainy days: 151 days
Look at detailed online map of Impasse
* Weather data for Impasse 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 | 40.0 | 40.9 | 40.5 | 39.8 | 38.5 | 33.2 | 32.1 | 33.1 | 34.0 | 35.3 | 35.5 |
| Average daytime temperature (°C) | 33.8 | 36.9 | 36.3 | 37.3 | 35.9 | 33.4 | 30.3 | 29.7 | 30.9 | 31.8 | 33.2 | 33.4 |
| Average temperature (°C) | 25.5 | 28.1 | 27.7 | 29.5 | 29.6 | 28.5 | 26.5 | 26.0 | 26.6 | 27.2 | 26.6 | 25.3 |
| Average night temperature (°C) | 19.3 | 21.3 | 21.0 | 23.3 | 25.0 | 25.2 | 23.9 | 23.7 | 24.0 | 24.1 | 21.4 | 19.2 |
| Absolute minimum temperature (°C) | 16.9 | 19.7 | 19.6 | 20.6 | 22.0 | 23.7 | 22.7 | 22.7 | 22.7 | 23.0 | 16.9 | 16.5 |
| 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 | 10.7 | 10.8 | 11.0 | 9.7 | 9.4 | 8.2 | 7.1 | 8.2 | 8.8 | 10.2 | 9.9 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 4 | 92 | 390 | 505 | 325 | 184 | 4 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 26 | 9 | 0 | 0 | 0 | 5 | 24 | 30 |
| Rainy days | 0 | 0 | 0 | 0 | 5 | 21 | 31 | 31 | 30 | 26 | 6 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Impasse is at