Average annual temperature is 23.9 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 76 days
Number of rainy days: 289 days
Look at detailed online map of Nion
* Weather data for Nion 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) | 33.8 | 34.3 | 33.1 | 31.7 | 32.2 | 29.4 | 29.5 | 29.8 | 30.6 | 29.7 | 31.1 | 32.2 |
| Average daytime temperature (°C) | 31.4 | 32.1 | 30.5 | 30.3 | 29.7 | 27.4 | 27.3 | 27.4 | 28.0 | 28.1 | 29.4 | 30.8 |
| Average temperature (°C) | 24.8 | 25.6 | 24.4 | 24.4 | 24.4 | 22.9 | 22.7 | 22.7 | 23.1 | 23.3 | 24.1 | 24.6 |
| Average night temperature (°C) | 19.7 | 20.6 | 20.7 | 21.0 | 21.4 | 20.5 | 20.5 | 20.5 | 20.6 | 20.5 | 20.6 | 19.5 |
| Absolute minimum temperature (°C) | 17.8 | 19.3 | 19.2 | 20.1 | 20.3 | 19.8 | 19.5 | 19.6 | 19.5 | 19.3 | 18.7 | 17.8 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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) | 10.4 | 9.5 | 8.1 | 8.3 | 7.6 | 6.5 | 7.4 | 6.5 | 7.9 | 8.5 | 9.4 | 10.7 |
| Precipitation (mm) | 28 | 29 | 174 | 163 | 230 | 243 | 401 | 338 | 267 | 183 | 95 | 4 |
| Sunny days | 24 | 12 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 27 |
| Rainy days | 7 | 16 | 25 | 29 | 31 | 30 | 31 | 31 | 30 | 31 | 24 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Nion during the most sunny months:
The largest precipitation sum in Nion is at