Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 189 days
Number of rainy days: 176 days
Look at detailed online map of Hellaya
* Weather data for Hellaya 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) | 34.7 | 37.3 | 39.3 | 39.6 | 38.4 | 36.2 | 33.4 | 32.2 | 32.9 | 34.8 | 34.9 | 34.6 |
| Average daytime temperature (°C) | 32.1 | 34.9 | 36.8 | 37.7 | 34.7 | 32.1 | 30.4 | 29.6 | 30.0 | 31.3 | 33.7 | 32.3 |
| Average temperature (°C) | 25.4 | 28.4 | 29.8 | 30.8 | 28.9 | 26.6 | 25.2 | 24.8 | 25.1 | 26.2 | 27.4 | 25.6 |
| Average night temperature (°C) | 19.0 | 21.9 | 23.4 | 24.2 | 24.4 | 23.0 | 22.0 | 21.9 | 21.7 | 22.3 | 21.7 | 19.1 |
| Absolute minimum temperature (°C) | 17.2 | 19.5 | 21.4 | 22.7 | 22.9 | 22.0 | 21.0 | 20.7 | 20.7 | 21.0 | 19.5 | 14.2 |
| 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 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 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) | 10.3 | 10.0 | 10.4 | 10.4 | 9.1 | 9.7 | 9.5 | 8.5 | 9.0 | 9.5 | 10.7 | 10.4 |
| Precipitation (mm) | 0 | 0 | 5 | 4 | 91 | 137 | 268 | 289 | 339 | 113 | 3 | 0 |
| Sunny days | 31 | 27 | 28 | 26 | 10 | 4 | 0 | 0 | 2 | 6 | 24 | 31 |
| Rainy days | 0 | 1 | 3 | 4 | 21 | 26 | 31 | 31 | 28 | 25 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hellaya is at