Average annual temperature is 24.2 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 17.5 °C
Number of sunny days: 15 days
Number of rainy days: 350 days
Look at detailed online map of Ondama
* Weather data for Ondama 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) | 32.8 | 33.4 | 33.4 | 32.6 | 32.4 | 31.4 | 31.6 | 31.8 | 32.2 | 31.7 | 31.4 | 32.5 |
| Average daytime temperature (°C) | 29.6 | 30.8 | 30.0 | 29.6 | 30.1 | 29.2 | 29.1 | 29.6 | 30.3 | 29.6 | 29.0 | 30.1 |
| Average temperature (°C) | 23.8 | 24.6 | 24.3 | 24.1 | 24.6 | 24.1 | 24.1 | 24.2 | 24.3 | 24.2 | 23.9 | 24.4 |
| Average night temperature (°C) | 20.3 | 20.7 | 20.8 | 20.8 | 21.3 | 20.7 | 20.1 | 20.6 | 20.9 | 21.3 | 21.2 | 21.3 |
| Absolute minimum temperature (°C) | 18.1 | 18.1 | 19.7 | 19.6 | 19.6 | 17.5 | 18.0 | 19.1 | 19.6 | 20.8 | 20.4 | 20.6 |
| 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) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| 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) | 8.0 | 8.6 | 8.3 | 7.9 | 7.9 | 9.0 | 9.3 | 8.8 | 8.2 | 7.6 | 7.3 | 7.6 |
| Precipitation (mm) | 221 | 145 | 258 | 250 | 239 | 72 | 41 | 100 | 160 | 343 | 332 | 353 |
| Sunny days | 2 | 2 | 0 | 0 | 2 | 3 | 3 | 1 | 1 | 0 | 0 | 1 |
| Rainy days | 29 | 26 | 31 | 30 | 29 | 27 | 28 | 30 | 29 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ondama is at