Average annual temperature is 25.0 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: 20.0 °C
Number of sunny days: 7 days
Number of rainy days: 358 days
Look at detailed online map of Oussourfan
* Weather data for Oussourfan Gabon is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.6 | 32.9 | 32.7 | 32.4 | 32.2 | 31.1 | 30.2 | 31.6 | 32.1 | 32.2 | 32.4 | 32.4 |
| Average daytime temperature (°C) | 29.7 | 30.7 | 30.4 | 30.5 | 30.7 | 29.3 | 28.6 | 28.9 | 29.6 | 29.7 | 29.3 | 30.1 |
| Average temperature (°C) | 24.4 | 25.2 | 25.2 | 25.2 | 25.7 | 25.0 | 24.8 | 24.9 | 25.0 | 24.7 | 24.6 | 25.2 |
| Average night temperature (°C) | 21.8 | 22.4 | 22.5 | 22.4 | 23.1 | 22.5 | 22.2 | 22.1 | 22.8 | 22.8 | 22.5 | 22.9 |
| Absolute minimum temperature (°C) | 20.6 | 21.3 | 20.8 | 21.4 | 21.6 | 20.6 | 21.5 | 20.0 | 21.9 | 21.7 | 21.5 | 22.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.9 | 8.0 | 7.2 | 7.5 | 8.2 | 7.3 | 4.8 | 5.3 | 5.4 | 5.4 | 5.8 | 7.1 |
| Precipitation (mm) | 389 | 316 | 365 | 417 | 280 | 87 | 27 | 55 | 283 | 677 | 780 | 417 |
| Sunny days | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 0 | 0 |
| Rainy days | 30 | 27 | 31 | 30 | 31 | 30 | 28 | 30 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Oussourfan is at