Average annual temperature is 25.2 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Atoum
* Weather data for Atoum 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) | 33.1 | 33.5 | 33.5 | 33.6 | 33.4 | 31.5 | 30.5 | 31.4 | 32.3 | 32.6 | 32.8 | 32.7 |
| Average daytime temperature (°C) | 30.2 | 31.4 | 31.0 | 31.0 | 31.4 | 29.7 | 28.7 | 29.1 | 29.7 | 29.8 | 29.7 | 30.5 |
| Average temperature (°C) | 24.7 | 25.6 | 25.5 | 25.5 | 25.9 | 25.3 | 25.0 | 25.0 | 25.2 | 24.8 | 24.9 | 25.4 |
| Average night temperature (°C) | 21.9 | 22.6 | 22.7 | 22.6 | 23.2 | 22.5 | 22.3 | 22.1 | 22.8 | 22.8 | 22.6 | 22.9 |
| Absolute minimum temperature (°C) | 20.4 | 20.5 | 21.5 | 21.3 | 22.4 | 20.9 | 21.5 | 19.7 | 21.8 | 21.8 | 21.4 | 21.9 |
| 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) | 7.7 | 7.9 | 7.5 | 7.5 | 7.7 | 6.6 | 4.6 | 4.9 | 5.3 | 5.6 | 6.0 | 7.1 |
| Precipitation (mm) | 295 | 241 | 364 | 369 | 265 | 71 | 33 | 49 | 208 | 714 | 715 | 336 |
| Sunny days | 1 | 1 | 0 | 1 | 0 | 2 | 1 | 4 | 0 | 0 | 0 | 0 |
| Rainy days | 30 | 27 | 31 | 29 | 31 | 28 | 30 | 27 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Atoum is at