Average annual temperature is 24.9 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Issèmba
* Weather data for Issèmba 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) | 33.7 | 34.5 | 35.6 | 32.6 | 33.2 | 31.9 | 32.3 | 32.5 | 32.5 | 33.6 | 31.4 | 34.1 |
| Average daytime temperature (°C) | 30.7 | 32.2 | 30.6 | 30.1 | 30.7 | 29.2 | 30.4 | 30.0 | 30.0 | 30.2 | 29.2 | 30.8 |
| Average temperature (°C) | 24.7 | 25.6 | 24.9 | 24.8 | 25.3 | 24.3 | 25.1 | 24.7 | 24.7 | 24.7 | 24.3 | 25.2 |
| Average night temperature (°C) | 20.9 | 21.3 | 21.4 | 21.6 | 22.0 | 21.4 | 21.3 | 21.3 | 21.6 | 21.8 | 21.6 | 21.8 |
| Absolute minimum temperature (°C) | 18.9 | 18.5 | 20.3 | 20.2 | 20.8 | 20.3 | 20.2 | 19.0 | 20.5 | 20.8 | 20.6 | 19.7 |
| 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) | 8.6 | 9.8 | 8.0 | 8.6 | 9.2 | 8.3 | 9.9 | 8.9 | 8.4 | 8.3 | 8.0 | 8.8 |
| Precipitation (mm) | 100 | 69 | 192 | 138 | 135 | 133 | 47 | 139 | 188 | 199 | 329 | 141 |
| Sunny days | 7 | 5 | 3 | 1 | 2 | 1 | 5 | 2 | 1 | 0 | 0 | 7 |
| Rainy days | 24 | 23 | 28 | 29 | 29 | 29 | 26 | 29 | 29 | 31 | 30 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Issèmba is at