Average annual temperature is 25.8 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: 10.1 °C
Number of sunny days: 163 days
Number of rainy days: 202 days
Look at detailed online map of Helenga
* Weather data for Helenga 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 | 33.1 | 35.4 | 41.7 | 40.5 | 38.8 | 37.4 | 34.7 | 34.2 | 32.7 | 32.7 | 28.9 |
| Average daytime temperature (°C) | 26.3 | 29.5 | 32.0 | 35.4 | 34.3 | 33.4 | 32.6 | 31.4 | 31.7 | 30.7 | 29.0 | 25.9 |
| Average temperature (°C) | 19.0 | 22.6 | 25.3 | 28.9 | 29.1 | 29.4 | 29.1 | 28.1 | 28.2 | 26.6 | 23.7 | 20.0 |
| Average night temperature (°C) | 12.9 | 16.2 | 19.6 | 23.2 | 24.7 | 26.5 | 26.3 | 25.6 | 25.6 | 22.8 | 18.5 | 15.1 |
| Absolute minimum temperature (°C) | 10.1 | 12.3 | 16.9 | 19.5 | 21.0 | 24.4 | 25.1 | 24.6 | 24.7 | 18.5 | 15.5 | 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) | 9.8 | 9.6 | 8.7 | 10.2 | 9.7 | 8.3 | 10.5 | 7.9 | 8.5 | 9.2 | 9.0 | 8.8 |
| Precipitation (mm) | 2 | 2 | 87 | 111 | 91 | 246 | 165 | 382 | 283 | 82 | 82 | 23 |
| Sunny days | 30 | 23 | 15 | 14 | 10 | 1 | 1 | 1 | 1 | 14 | 25 | 28 |
| Rainy days | 1 | 5 | 16 | 16 | 21 | 29 | 30 | 30 | 29 | 17 | 5 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Helenga is at