Average annual temperature is 25.5 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 19.9 °C
Number of sunny days: 16 days
Number of rainy days: 349 days
Look at detailed online map of Oyan
* Weather data for Oyan 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) | 33.2 | 33.6 | 33.3 | 33.3 | 33.3 | 31.8 | 30.5 | 31.8 | 33.1 | 33.6 | 32.9 | 33.3 |
| Average daytime temperature (°C) | 30.5 | 31.6 | 31.0 | 31.1 | 31.6 | 29.8 | 28.9 | 29.6 | 30.3 | 30.6 | 30.2 | 31.0 |
| Average temperature (°C) | 24.9 | 25.7 | 25.7 | 25.6 | 26.1 | 25.5 | 25.2 | 25.4 | 25.6 | 25.2 | 25.1 | 25.7 |
| Average night temperature (°C) | 22.0 | 22.6 | 22.9 | 22.7 | 23.2 | 22.7 | 22.3 | 22.4 | 23.0 | 23.0 | 22.8 | 23.1 |
| Absolute minimum temperature (°C) | 21.1 | 20.8 | 21.8 | 21.8 | 21.8 | 19.9 | 21.1 | 20.0 | 21.8 | 21.9 | 21.6 | 22.5 |
| 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) | 7.6 | 7.9 | 7.1 | 7.4 | 8.0 | 6.6 | 4.0 | 5.0 | 5.3 | 6.0 | 5.7 | 7.0 |
| Precipitation (mm) | 336 | 229 | 335 | 332 | 253 | 61 | 18 | 45 | 192 | 597 | 652 | 419 |
| Sunny days | 0 | 2 | 0 | 1 | 0 | 1 | 5 | 5 | 2 | 0 | 0 | 0 |
| Rainy days | 31 | 26 | 31 | 29 | 31 | 29 | 26 | 26 | 28 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Oyan is at