Average annual temperature is 26.0 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 11.8 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of Osmanganj
* Weather data for Osmanganj 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) | 29.7 | 33.5 | 35.9 | 38.0 | 39.3 | 36.1 | 32.5 | 32.2 | 33.8 | 31.9 | 32.1 | 28.6 |
| Average daytime temperature (°C) | 26.3 | 29.0 | 31.7 | 34.1 | 32.8 | 31.5 | 30.4 | 30.4 | 30.4 | 30.2 | 28.8 | 26.1 |
| Average temperature (°C) | 19.7 | 22.8 | 25.9 | 29.0 | 29.1 | 29.1 | 28.5 | 28.1 | 28.1 | 27.0 | 24.2 | 21.0 |
| Average night temperature (°C) | 14.5 | 17.2 | 20.7 | 24.4 | 25.6 | 27.2 | 26.6 | 26.1 | 26.0 | 24.2 | 20.1 | 16.8 |
| Absolute minimum temperature (°C) | 11.8 | 13.5 | 17.2 | 20.7 | 20.6 | 25.0 | 24.9 | 25.1 | 25.2 | 21.0 | 17.4 | 13.6 |
| 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 | 13.2 | 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) | 9.9 | 9.8 | 9.3 | 11.1 | 9.7 | 8.0 | 10.4 | 7.7 | 8.6 | 9.3 | 8.9 | 8.9 |
| Precipitation (mm) | 2 | 3 | 65 | 49 | 144 | 349 | 243 | 440 | 381 | 144 | 96 | 4 |
| Sunny days | 28 | 22 | 16 | 15 | 6 | 1 | 0 | 0 | 0 | 9 | 25 | 29 |
| Rainy days | 3 | 6 | 15 | 15 | 25 | 29 | 31 | 31 | 30 | 22 | 5 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Osmanganj is at