Average annual temperature is 25.9 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: 10.7 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of Bamna Upazila
* Weather data for Bamna Upazila 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) | 29.0 | 33.2 | 35.2 | 38.6 | 37.9 | 36.7 | 33.1 | 33.2 | 33.4 | 33.1 | 32.5 | 28.5 |
| Average daytime temperature (°C) | 25.6 | 29.4 | 31.6 | 34.5 | 33.2 | 32.4 | 31.7 | 31.5 | 31.1 | 31.1 | 28.9 | 25.7 |
| Average temperature (°C) | 19.3 | 23.1 | 25.8 | 28.8 | 28.9 | 29.3 | 28.5 | 28.2 | 28.0 | 26.8 | 23.6 | 19.9 |
| Average night temperature (°C) | 14.0 | 17.9 | 21.1 | 24.3 | 25.4 | 27.0 | 26.1 | 25.9 | 25.5 | 23.0 | 18.5 | 15.0 |
| Absolute minimum temperature (°C) | 10.7 | 13.8 | 18.8 | 21.1 | 21.1 | 24.8 | 24.2 | 24.8 | 24.7 | 19.9 | 15.6 | 12.0 |
| 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 | 13.2 | 13.5 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 9.7 | 9.4 | 10.8 | 9.6 | 7.4 | 10.4 | 7.9 | 7.9 | 9.1 | 9.0 | 8.8 |
| Precipitation (mm) | 0 | 1 | 63 | 31 | 119 | 312 | 248 | 389 | 238 | 161 | 152 | 2 |
| Sunny days | 28 | 22 | 13 | 17 | 5 | 1 | 1 | 0 | 0 | 15 | 23 | 29 |
| Rainy days | 3 | 6 | 18 | 13 | 26 | 29 | 30 | 31 | 30 | 16 | 7 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bamna Upazila is at