Average annual temperature is 25.5 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 169 days
Number of rainy days: 196 days
Look at detailed online map of Passayah
* Weather data for Passayah Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.4 | 35.9 | 37.3 | 38.2 | 34.8 | 32.7 | 31.0 | 31.7 | 31.1 | 32.5 | 33.6 | 33.7 |
| Average daytime temperature (°C) | 32.0 | 34.4 | 35.3 | 34.9 | 31.8 | 29.5 | 29.0 | 28.6 | 29.1 | 29.8 | 32.2 | 32.0 |
| Average temperature (°C) | 24.1 | 26.9 | 28.0 | 28.2 | 26.4 | 24.9 | 24.3 | 24.0 | 24.2 | 24.9 | 25.8 | 24.3 |
| Average night temperature (°C) | 17.3 | 20.0 | 21.4 | 22.6 | 22.6 | 22.0 | 21.4 | 21.3 | 21.1 | 21.4 | 20.3 | 17.5 |
| Absolute minimum temperature (°C) | 15.5 | 16.6 | 18.2 | 21.7 | 21.7 | 20.9 | 19.0 | 20.1 | 20.3 | 20.0 | 16.6 | 13.8 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.7 | 11.5 |
| 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) | 10.1 | 10.1 | 10.2 | 10.2 | 8.5 | 8.4 | 8.9 | 7.6 | 8.5 | 9.1 | 10.4 | 10.3 |
| Precipitation (mm) | 4 | 0 | 5 | 32 | 167 | 179 | 324 | 360 | 308 | 187 | 20 | 0 |
| Sunny days | 30 | 27 | 25 | 21 | 10 | 2 | 0 | 0 | 0 | 3 | 20 | 31 |
| Rainy days | 1 | 1 | 6 | 9 | 21 | 28 | 31 | 31 | 30 | 28 | 10 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Passayah is at