Average annual temperature is 25.0 °C
Absolute maximum temperature: 34.2 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 16 days
Number of rainy days: 349 days
Look at detailed online map of Koulamoutou
* Weather data for Koulamoutou 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) | 32.9 | 34.2 | 32.9 | 34.1 | 33.2 | 31.5 | 31.2 | 32.4 | 33.5 | 32.4 | 32.1 | 32.7 |
| Average daytime temperature (°C) | 30.6 | 31.3 | 30.1 | 30.5 | 30.8 | 30.1 | 29.7 | 30.5 | 30.9 | 30.1 | 29.9 | 30.5 |
| Average temperature (°C) | 24.7 | 25.3 | 24.7 | 24.8 | 25.4 | 24.9 | 24.7 | 25.2 | 25.2 | 24.8 | 24.7 | 25.1 |
| Average night temperature (°C) | 21.2 | 21.6 | 21.5 | 21.7 | 22.3 | 21.5 | 21.0 | 21.6 | 21.9 | 22.0 | 21.9 | 22.0 |
| Absolute minimum temperature (°C) | 20.2 | 19.3 | 19.8 | 20.7 | 20.9 | 18.5 | 19.1 | 19.9 | 20.9 | 21.4 | 20.6 | 21.1 |
| 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) | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 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) | 8.7 | 9.1 | 7.9 | 8.5 | 9.0 | 9.6 | 9.6 | 9.5 | 7.9 | 7.6 | 7.8 | 8.1 |
| Precipitation (mm) | 244 | 169 | 227 | 238 | 181 | 86 | 54 | 79 | 198 | 372 | 385 | 301 |
| Sunny days | 1 | 3 | 1 | 1 | 0 | 5 | 3 | 0 | 2 | 0 | 0 | 0 |
| Rainy days | 30 | 25 | 30 | 29 | 31 | 25 | 28 | 31 | 28 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koulamoutou is at