Average annual temperature is 25.3 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 12.3 °C
Number of sunny days: 162 days
Number of rainy days: 203 days
Look at detailed online map of Orossia
* Weather data for Orossia 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) | 35.1 | 36.6 | 38.0 | 36.6 | 36.6 | 34.2 | 32.1 | 33.4 | 33.6 | 33.7 | 34.4 | 33.8 |
| Average daytime temperature (°C) | 33.0 | 35.1 | 35.6 | 34.8 | 33.9 | 30.6 | 29.6 | 29.5 | 30.2 | 30.8 | 32.5 | 32.0 |
| Average temperature (°C) | 24.0 | 26.9 | 27.8 | 27.5 | 27.1 | 24.5 | 24.1 | 24.0 | 24.2 | 24.8 | 25.4 | 23.3 |
| Average night temperature (°C) | 16.3 | 19.6 | 21.7 | 22.0 | 22.3 | 20.9 | 20.7 | 20.7 | 20.5 | 20.4 | 19.5 | 15.3 |
| Absolute minimum temperature (°C) | 12.7 | 15.6 | 18.4 | 20.1 | 21.0 | 19.9 | 20.1 | 19.5 | 19.6 | 19.5 | 15.6 | 12.3 |
| 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 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.7 | 10.1 | 9.5 | 9.9 | 9.2 | 9.0 | 8.9 | 8.2 | 8.7 | 9.8 | 10.0 | 10.7 |
| Precipitation (mm) | 0 | 0 | 32 | 30 | 87 | 200 | 176 | 374 | 202 | 74 | 43 | 0 |
| Sunny days | 29 | 27 | 23 | 18 | 10 | 0 | 0 | 1 | 2 | 9 | 13 | 30 |
| Rainy days | 2 | 1 | 8 | 12 | 21 | 30 | 31 | 30 | 28 | 22 | 17 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Orossia is at