Average annual temperature is 25.5 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 9.1 °C
Number of sunny days: 160 days
Number of rainy days: 205 days
Look at detailed online map of Chhāyan
* Weather data for Chhāyan 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) | 27.8 | 32.0 | 34.0 | 40.2 | 39.8 | 37.4 | 35.3 | 35.9 | 36.0 | 32.3 | 32.8 | 28.7 |
| Average daytime temperature (°C) | 25.0 | 28.6 | 30.9 | 34.8 | 34.0 | 33.3 | 33.0 | 32.2 | 32.5 | 30.8 | 29.1 | 25.5 |
| Average temperature (°C) | 18.1 | 21.7 | 24.3 | 28.0 | 28.4 | 29.2 | 29.4 | 28.5 | 28.7 | 26.4 | 23.5 | 19.9 |
| Average night temperature (°C) | 12.1 | 15.4 | 18.9 | 22.3 | 23.9 | 26.1 | 26.5 | 25.8 | 25.7 | 22.4 | 18.1 | 14.7 |
| Absolute minimum temperature (°C) | 9.1 | 11.0 | 16.8 | 18.4 | 21.8 | 24.3 | 25.0 | 24.8 | 24.6 | 18.7 | 15.6 | 10.8 |
| 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 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) | 9.7 | 9.2 | 8.8 | 10.1 | 9.8 | 7.4 | 9.1 | 7.6 | 8.6 | 8.8 | 9.2 | 8.4 |
| Precipitation (mm) | 0 | 5 | 117 | 51 | 202 | 395 | 173 | 445 | 306 | 174 | 82 | 56 |
| Sunny days | 30 | 20 | 16 | 17 | 6 | 1 | 1 | 1 | 1 | 15 | 26 | 26 |
| Rainy days | 1 | 8 | 15 | 13 | 25 | 29 | 30 | 30 | 29 | 16 | 4 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chhāyan is at