Average annual temperature is 25.0 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 185 days
Number of rainy days: 180 days
Look at detailed online map of Siala
* Weather data for Siala 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) | 26.5 | 31.3 | 33.4 | 40.8 | 39.8 | 39.5 | 34.6 | 34.9 | 35.8 | 32.0 | 31.8 | 28.3 |
| Average daytime temperature (°C) | 22.6 | 27.1 | 30.5 | 35.4 | 33.5 | 33.6 | 32.5 | 32.5 | 32.2 | 30.4 | 29.2 | 25.0 |
| Average temperature (°C) | 16.2 | 20.2 | 24.0 | 27.7 | 27.8 | 29.1 | 29.1 | 28.7 | 28.6 | 26.0 | 23.4 | 19.5 |
| Average night temperature (°C) | 10.7 | 14.1 | 18.3 | 21.0 | 23.0 | 25.5 | 26.1 | 25.9 | 25.7 | 22.2 | 18.2 | 14.9 |
| Absolute minimum temperature (°C) | 7.1 | 11.0 | 15.9 | 17.2 | 21.0 | 23.4 | 24.6 | 24.7 | 23.9 | 19.1 | 15.1 | 11.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 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 | 12.8 | 13.4 | 13.7 | 13.5 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| 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) | 9.3 | 10.0 | 9.7 | 10.8 | 9.9 | 8.0 | 9.2 | 8.2 | 7.7 | 9.3 | 9.8 | 8.6 |
| Precipitation (mm) | 0 | 0 | 44 | 30 | 152 | 444 | 281 | 362 | 296 | 211 | 0 | 10 |
| Sunny days | 31 | 25 | 20 | 24 | 10 | 6 | 2 | 0 | 3 | 10 | 27 | 27 |
| Rainy days | 0 | 3 | 11 | 6 | 21 | 24 | 29 | 31 | 27 | 21 | 3 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siala is at