Average annual temperature is 25.1 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 6.7 °C
Number of sunny days: 188 days
Number of rainy days: 177 days
Look at detailed online map of Herma
* Weather data for Herma 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) | 27.2 | 31.7 | 33.5 | 40.2 | 39.2 | 39.8 | 35.2 | 35.4 | 36.2 | 32.8 | 32.3 | 28.3 |
| Average daytime temperature (°C) | 23.0 | 27.6 | 30.8 | 35.3 | 33.8 | 34.1 | 33.0 | 33.0 | 32.7 | 30.8 | 29.4 | 25.2 |
| Average temperature (°C) | 16.0 | 20.2 | 24.0 | 27.6 | 27.9 | 29.5 | 29.4 | 28.9 | 28.7 | 26.1 | 23.3 | 19.3 |
| Average night temperature (°C) | 10.2 | 13.5 | 18.0 | 20.7 | 22.9 | 25.7 | 26.3 | 26.1 | 25.7 | 22.0 | 17.8 | 14.5 |
| Absolute minimum temperature (°C) | 6.7 | 10.7 | 16.1 | 17.2 | 20.9 | 23.7 | 24.4 | 25.0 | 23.9 | 18.5 | 14.5 | 11.2 |
| 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 | 10.1 | 9.6 | 10.9 | 10.0 | 8.1 | 9.4 | 8.1 | 7.8 | 9.3 | 9.8 | 8.6 |
| Precipitation (mm) | 0 | 0 | 63 | 37 | 127 | 385 | 289 | 401 | 297 | 157 | 0 | 13 |
| Sunny days | 30 | 25 | 21 | 23 | 11 | 7 | 1 | 0 | 1 | 14 | 29 | 26 |
| Rainy days | 1 | 3 | 10 | 7 | 20 | 23 | 30 | 31 | 29 | 17 | 1 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Herma is at