Average annual temperature is 25.7 °C
Absolute maximum temperature: 42.4 °C
Absolute minimum temperature: 9.6 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of Ishalmari
* Weather data for Ishalmari 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) | 28.5 | 33.8 | 34.6 | 42.4 | 40.0 | 39.3 | 33.9 | 34.9 | 34.9 | 33.3 | 32.1 | 29.5 |
| Average daytime temperature (°C) | 24.2 | 28.9 | 31.6 | 35.7 | 34.8 | 34.7 | 32.5 | 32.2 | 32.1 | 31.3 | 29.3 | 25.3 |
| Average temperature (°C) | 17.8 | 21.9 | 25.0 | 28.7 | 28.9 | 30.0 | 29.0 | 28.7 | 28.3 | 26.6 | 23.7 | 19.6 |
| Average night temperature (°C) | 12.3 | 15.2 | 19.7 | 22.5 | 24.4 | 26.6 | 26.2 | 25.9 | 25.7 | 22.4 | 18.1 | 14.9 |
| Absolute minimum temperature (°C) | 9.6 | 10.7 | 16.9 | 18.4 | 22.0 | 24.5 | 25.2 | 24.4 | 24.1 | 19.2 | 15.4 | 11.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 13.0 | 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 | 13.3 | 13.6 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 10.1 | 9.7 | 10.8 | 10.4 | 8.3 | 9.9 | 8.3 | 7.7 | 9.3 | 9.7 | 8.6 |
| Precipitation (mm) | 0 | 0 | 91 | 52 | 169 | 253 | 208 | 305 | 298 | 129 | 4 | 26 |
| Sunny days | 30 | 26 | 15 | 21 | 8 | 5 | 0 | 0 | 1 | 20 | 27 | 25 |
| Rainy days | 1 | 2 | 16 | 9 | 23 | 25 | 31 | 31 | 29 | 11 | 3 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ishalmari is at