Average annual temperature is 26.3 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 11.6 °C
Number of sunny days: 159 days
Number of rainy days: 206 days
Look at detailed online map of Chālna
* Weather data for Chālna 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) | 29.1 | 32.0 | 33.6 | 37.7 | 37.5 | 37.4 | 33.7 | 33.7 | 33.8 | 33.4 | 32.4 | 28.6 |
| Average daytime temperature (°C) | 25.6 | 29.1 | 30.8 | 34.0 | 33.6 | 33.3 | 32.1 | 32.0 | 31.3 | 31.1 | 28.9 | 25.4 |
| Average temperature (°C) | 19.6 | 23.6 | 25.9 | 29.2 | 29.3 | 29.8 | 29.0 | 28.7 | 28.4 | 27.2 | 24.2 | 20.3 |
| Average night temperature (°C) | 14.7 | 18.8 | 21.9 | 25.4 | 26.0 | 27.5 | 26.7 | 26.5 | 26.2 | 23.7 | 19.8 | 16.3 |
| Absolute minimum temperature (°C) | 11.6 | 14.5 | 20.0 | 22.0 | 23.0 | 25.2 | 25.0 | 25.0 | 25.2 | 21.1 | 17.3 | 13.3 |
| 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) | 9.7 | 9.8 | 9.1 | 10.9 | 9.9 | 7.3 | 10.6 | 8.2 | 8.0 | 8.9 | 9.2 | 8.7 |
| Precipitation (mm) | 0 | 5 | 94 | 14 | 237 | 304 | 259 | 396 | 245 | 152 | 163 | 8 |
| Sunny days | 31 | 22 | 14 | 16 | 4 | 3 | 0 | 0 | 1 | 17 | 23 | 28 |
| Rainy days | 0 | 6 | 17 | 14 | 27 | 27 | 31 | 31 | 29 | 14 | 7 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chālna is at