Average annual temperature is 25.6 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 9.6 °C
Number of sunny days: 170 days
Number of rainy days: 195 days
Look at detailed online map of Hāslāi
* Weather data for Hāslāi 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) | 27.3 | 31.4 | 33.9 | 39.5 | 38.9 | 38.8 | 35.1 | 35.2 | 35.3 | 32.9 | 32.9 | 28.8 |
| Average daytime temperature (°C) | 24.5 | 27.9 | 30.8 | 34.9 | 34.3 | 33.8 | 32.7 | 31.9 | 32.1 | 31.2 | 29.3 | 25.4 |
| Average temperature (°C) | 17.9 | 21.6 | 24.7 | 28.4 | 29.0 | 29.7 | 29.2 | 28.4 | 28.5 | 26.7 | 23.7 | 19.8 |
| Average night temperature (°C) | 12.5 | 15.7 | 19.5 | 23.0 | 24.8 | 26.9 | 26.5 | 25.9 | 25.9 | 22.9 | 18.4 | 15.1 |
| Absolute minimum temperature (°C) | 9.6 | 12.1 | 17.3 | 20.2 | 22.3 | 24.5 | 25.0 | 24.6 | 24.8 | 19.1 | 15.8 | 12.2 |
| 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 | 9.4 | 9.0 | 10.2 | 10.2 | 8.1 | 9.9 | 7.9 | 8.4 | 8.8 | 9.2 | 8.3 |
| Precipitation (mm) | 1 | 2 | 88 | 70 | 168 | 333 | 170 | 365 | 256 | 183 | 94 | 40 |
| Sunny days | 30 | 23 | 15 | 15 | 12 | 2 | 0 | 2 | 2 | 15 | 27 | 27 |
| Rainy days | 1 | 5 | 16 | 15 | 19 | 28 | 31 | 29 | 28 | 16 | 3 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Hāslāi is at