Average annual temperature is 25.7 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 9.2 °C
Number of sunny days: 162 days
Number of rainy days: 203 days
Look at detailed online map of Syāmnagar
* Weather data for Syāmnagar 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) | 26.7 | 32.0 | 34.0 | 40.3 | 37.8 | 37.3 | 34.6 | 35.1 | 35.6 | 32.9 | 32.3 | 28.8 |
| Average daytime temperature (°C) | 23.9 | 27.9 | 30.5 | 34.7 | 33.6 | 33.7 | 32.6 | 32.1 | 32.1 | 31.1 | 29.0 | 25.0 |
| Average temperature (°C) | 17.8 | 21.7 | 24.7 | 28.5 | 28.7 | 29.8 | 29.3 | 28.7 | 28.8 | 26.6 | 23.6 | 19.7 |
| Average night temperature (°C) | 12.5 | 16.0 | 19.7 | 23.2 | 24.7 | 27.1 | 26.7 | 26.3 | 26.1 | 22.9 | 18.2 | 15.1 |
| Absolute minimum temperature (°C) | 9.2 | 11.8 | 16.6 | 19.2 | 21.6 | 24.6 | 25.6 | 25.3 | 24.9 | 19.2 | 15.1 | 11.9 |
| 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) | 9.3 | 9.5 | 9.2 | 10.4 | 10.3 | 8.1 | 9.8 | 8.3 | 8.7 | 9.2 | 9.3 | 8.5 |
| Precipitation (mm) | 0 | 0 | 86 | 46 | 195 | 373 | 165 | 373 | 254 | 161 | 33 | 55 |
| Sunny days | 30 | 24 | 14 | 14 | 8 | 1 | 0 | 1 | 1 | 17 | 27 | 25 |
| Rainy days | 1 | 4 | 17 | 16 | 23 | 29 | 31 | 30 | 29 | 14 | 3 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Syāmnagar is at