Average annual temperature is 21.9 °C
Absolute maximum temperature: 30.9 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 4 days
Number of rainy days: 361 days
Look at detailed online map of Ngouassa
* Weather data for Ngouassa 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) | 29.1 | 30.9 | 30.3 | 30.1 | 29.4 | 28.0 | 28.1 | 28.0 | 28.6 | 30.0 | 29.1 | 30.3 |
| Average daytime temperature (°C) | 26.9 | 28.0 | 27.5 | 27.6 | 27.6 | 26.5 | 26.2 | 26.1 | 26.7 | 26.8 | 26.7 | 26.7 |
| Average temperature (°C) | 21.3 | 22.2 | 22.0 | 22.2 | 22.5 | 21.8 | 21.6 | 21.6 | 21.9 | 21.9 | 21.7 | 22.1 |
| Average night temperature (°C) | 18.4 | 19.0 | 19.0 | 19.0 | 19.7 | 19.0 | 18.5 | 18.5 | 19.3 | 19.4 | 19.1 | 19.5 |
| Absolute minimum temperature (°C) | 17.6 | 18.3 | 17.4 | 17.5 | 18.4 | 17.3 | 17.0 | 15.4 | 17.7 | 18.6 | 17.7 | 18.6 |
| 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 | 12.1 | 12.0 | 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) | 7.4 | 7.8 | 7.6 | 7.9 | 8.2 | 8.1 | 7.6 | 7.7 | 6.5 | 6.3 | 6.8 | 6.9 |
| Precipitation (mm) | 391 | 209 | 278 | 304 | 201 | 71 | 65 | 88 | 225 | 447 | 489 | 394 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 28 | 30 | 30 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ngouassa is at