Average annual temperature is 26.3 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 14.1 °C
Number of sunny days: 161 days
Number of rainy days: 204 days
Look at detailed online map of Illisha
* Weather data for Illisha Bangladesh is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.0 | 33.2 | 34.4 | 38.9 | 39.2 | 36.2 | 33.1 | 32.8 | 33.2 | 31.9 | 32.5 | 28.0 |
| Average daytime temperature (°C) | 25.0 | 29.1 | 31.1 | 34.5 | 33.1 | 31.9 | 30.8 | 30.4 | 30.4 | 30.2 | 28.5 | 25.1 |
| Average temperature (°C) | 19.9 | 23.5 | 26.1 | 29.1 | 29.1 | 29.2 | 28.8 | 28.2 | 28.4 | 27.3 | 24.7 | 21.1 |
| Average night temperature (°C) | 16.1 | 19.2 | 22.1 | 24.9 | 26.1 | 27.1 | 27.0 | 26.4 | 26.5 | 24.7 | 21.3 | 18.0 |
| Absolute minimum temperature (°C) | 14.1 | 16.2 | 19.9 | 21.1 | 22.9 | 25.5 | 25.2 | 25.3 | 25.7 | 22.0 | 18.1 | 15.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 9.7 | 9.1 | 10.7 | 9.9 | 8.3 | 10.7 | 7.8 | 8.6 | 9.3 | 9.0 | 8.9 |
| Precipitation (mm) | 3 | 1 | 62 | 66 | 79 | 258 | 177 | 389 | 250 | 87 | 109 | 7 |
| Sunny days | 30 | 25 | 15 | 17 | 8 | 1 | 0 | 0 | 0 | 12 | 24 | 29 |
| Rainy days | 1 | 3 | 16 | 13 | 23 | 29 | 31 | 31 | 30 | 19 | 6 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Illisha is at