Average annual temperature is 25.1 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 17.8 °C
Number of sunny days: 89 days
Number of rainy days: 276 days
Look at detailed online map of Isongo
* Weather data for Isongo 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) | 34.3 | 34.9 | 36.7 | 33.1 | 33.8 | 33.1 | 32.6 | 33.7 | 32.6 | 33.0 | 31.6 | 33.6 |
| Average daytime temperature (°C) | 32.0 | 32.9 | 31.5 | 30.4 | 30.9 | 29.2 | 30.0 | 29.8 | 29.9 | 30.7 | 29.3 | 31.6 |
| Average temperature (°C) | 25.4 | 26.2 | 25.5 | 25.2 | 25.6 | 24.4 | 24.9 | 24.6 | 24.5 | 24.9 | 24.3 | 25.3 |
| Average night temperature (°C) | 20.4 | 21.4 | 21.7 | 21.6 | 21.9 | 21.6 | 21.5 | 21.5 | 21.3 | 21.6 | 21.5 | 20.4 |
| Absolute minimum temperature (°C) | 18.7 | 19.3 | 19.9 | 19.7 | 20.6 | 20.3 | 19.7 | 20.6 | 20.2 | 20.0 | 20.8 | 17.8 |
| 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 | 11.0 |
| Daylight mean duration (h) | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 |
| Daylight minimum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.7 | 10.0 | 8.1 | 8.1 | 8.7 | 7.1 | 8.6 | 8.2 | 8.4 | 8.8 | 7.0 | 9.7 |
| Precipitation (mm) | 35 | 29 | 151 | 173 | 92 | 286 | 127 | 174 | 239 | 235 | 220 | 29 |
| Sunny days | 20 | 16 | 8 | 6 | 7 | 3 | 1 | 3 | 2 | 4 | 2 | 17 |
| Rainy days | 11 | 12 | 23 | 24 | 24 | 27 | 30 | 28 | 28 | 27 | 28 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Isongo is at