Average annual temperature is 25.8 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: 10.0 °C
Number of sunny days: 171 days
Number of rainy days: 194 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) | 29.8 | 34.0 | 34.5 | 39.9 | 38.9 | 38.6 | 33.7 | 34.4 | 33.8 | 33.6 | 32.3 | 29.9 |
| Average daytime temperature (°C) | 25.1 | 29.4 | 31.5 | 35.1 | 34.7 | 34.4 | 32.5 | 32.3 | 31.7 | 31.3 | 29.4 | 25.5 |
| Average temperature (°C) | 18.4 | 22.6 | 25.3 | 28.5 | 29.1 | 29.9 | 29.0 | 28.5 | 28.1 | 26.7 | 23.7 | 19.7 |
| Average night temperature (°C) | 13.0 | 16.2 | 20.1 | 22.9 | 24.8 | 26.9 | 26.4 | 25.9 | 25.6 | 22.5 | 18.4 | 14.9 |
| Absolute minimum temperature (°C) | 10.0 | 11.8 | 17.7 | 20.2 | 22.4 | 24.1 | 25.4 | 24.5 | 24.3 | 19.2 | 15.2 | 11.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 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 | 13.5 | 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 | 9.9 | 9.3 | 10.7 | 10.3 | 7.7 | 9.9 | 8.1 | 7.4 | 9.1 | 9.6 | 8.6 |
| Precipitation (mm) | 0 | 0 | 111 | 53 | 210 | 384 | 205 | 359 | 403 | 175 | 14 | 44 |
| Sunny days | 29 | 26 | 14 | 17 | 7 | 5 | 0 | 0 | 1 | 20 | 25 | 27 |
| Rainy days | 2 | 2 | 17 | 13 | 24 | 25 | 31 | 31 | 29 | 11 | 5 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Syāmnagar is at