Average annual temperature is 24.2 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Ilongo
* Weather data for Ilongo Republic of the Congo is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.1 | 34.0 | 34.6 | 31.5 | 31.6 | 31.0 | 30.5 | 31.4 | 31.6 | 32.1 | 30.5 | 33.5 |
| Average daytime temperature (°C) | 30.0 | 31.2 | 29.7 | 29.3 | 29.6 | 28.3 | 28.9 | 28.6 | 28.8 | 29.2 | 28.7 | 30.1 |
| Average temperature (°C) | 24.2 | 25.1 | 24.3 | 24.2 | 24.6 | 23.8 | 24.1 | 24.0 | 24.0 | 24.1 | 23.8 | 24.7 |
| Average night temperature (°C) | 20.3 | 21.0 | 20.9 | 21.0 | 21.4 | 20.9 | 20.8 | 20.8 | 21.1 | 21.2 | 21.1 | 21.2 |
| Absolute minimum temperature (°C) | 18.4 | 19.1 | 19.9 | 19.7 | 20.1 | 20.1 | 19.8 | 19.5 | 20.1 | 20.2 | 20.0 | 18.4 |
| 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 | 12.2 | 12.2 | 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) | 9.2 | 10.1 | 8.0 | 8.6 | 9.2 | 8.3 | 9.7 | 8.6 | 8.8 | 8.5 | 8.1 | 9.1 |
| Precipitation (mm) | 42 | 40 | 219 | 209 | 169 | 138 | 91 | 163 | 196 | 247 | 231 | 125 |
| Sunny days | 10 | 6 | 4 | 1 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 9 |
| Rainy days | 21 | 22 | 27 | 29 | 30 | 28 | 30 | 31 | 30 | 31 | 30 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilongo is at