Average annual temperature is 25.6 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 9.3 °C
Number of sunny days: 164 days
Number of rainy days: 201 days
Look at detailed online map of Siāli
* Weather data for Siāli 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) | 27.5 | 31.6 | 34.2 | 39.5 | 38.7 | 38.8 | 35.1 | 35.3 | 35.5 | 33.0 | 33.0 | 29.0 |
| Average daytime temperature (°C) | 24.6 | 28.1 | 31.1 | 34.8 | 34.5 | 34.1 | 33.0 | 32.1 | 32.3 | 31.3 | 29.3 | 25.4 |
| Average temperature (°C) | 17.8 | 21.4 | 24.6 | 28.2 | 28.9 | 29.8 | 29.3 | 28.5 | 28.6 | 26.7 | 23.6 | 19.8 |
| Average night temperature (°C) | 12.3 | 15.2 | 19.3 | 22.8 | 24.6 | 26.9 | 26.5 | 25.9 | 25.8 | 22.8 | 18.2 | 15.0 |
| Absolute minimum temperature (°C) | 9.3 | 11.1 | 16.3 | 19.8 | 21.9 | 24.5 | 25.1 | 24.5 | 24.5 | 19.3 | 15.6 | 11.3 |
| 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) | 9.5 | 9.4 | 9.0 | 10.2 | 10.2 | 8.0 | 9.8 | 7.9 | 8.3 | 8.8 | 9.2 | 8.3 |
| Precipitation (mm) | 1 | 4 | 115 | 44 | 197 | 322 | 157 | 410 | 256 | 217 | 64 | 42 |
| Sunny days | 30 | 20 | 15 | 14 | 11 | 3 | 1 | 1 | 2 | 14 | 26 | 27 |
| Rainy days | 1 | 8 | 16 | 16 | 20 | 27 | 30 | 30 | 28 | 17 | 4 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siāli is at