Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 194 days
Number of rainy days: 171 days
Look at detailed online map of Niéniéya
* Weather data for Niéniéya 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) | 36.1 | 38.3 | 38.8 | 39.3 | 38.7 | 35.4 | 33.7 | 32.5 | 33.3 | 35.1 | 36.4 | 35.9 |
| Average daytime temperature (°C) | 33.3 | 36.3 | 37.3 | 37.8 | 34.5 | 32.2 | 30.8 | 29.8 | 30.5 | 31.9 | 34.3 | 33.5 |
| Average temperature (°C) | 24.5 | 28.2 | 29.8 | 30.7 | 28.3 | 26.6 | 25.3 | 24.9 | 25.1 | 26.1 | 27.1 | 24.8 |
| Average night temperature (°C) | 17.1 | 21.0 | 23.1 | 24.2 | 23.8 | 22.7 | 21.9 | 21.6 | 21.5 | 21.9 | 21.1 | 17.1 |
| Absolute minimum temperature (°C) | 14.3 | 18.0 | 18.9 | 22.7 | 22.6 | 21.6 | 20.8 | 21.0 | 20.5 | 20.3 | 17.6 | 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) | 11.6 | 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 | 10.1 | 10.1 | 10.0 | 9.0 | 9.6 | 9.4 | 8.5 | 9.0 | 9.6 | 10.5 | 10.6 |
| Precipitation (mm) | 0 | 0 | 2 | 3 | 122 | 139 | 205 | 289 | 237 | 106 | 1 | 0 |
| Sunny days | 31 | 27 | 29 | 26 | 9 | 6 | 1 | 1 | 1 | 8 | 24 | 31 |
| Rainy days | 0 | 1 | 2 | 4 | 22 | 24 | 30 | 30 | 29 | 23 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niéniéya is at