Average annual temperature is 24.8 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 192 days
Number of rainy days: 173 days
Look at detailed online map of Olān
* Weather data for Olān 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) | 27.1 | 31.2 | 33.6 | 38.1 | 38.7 | 40.3 | 35.2 | 34.7 | 35.4 | 32.1 | 31.1 | 28.4 |
| Average daytime temperature (°C) | 22.7 | 27.2 | 30.3 | 33.8 | 33.4 | 33.8 | 32.6 | 32.1 | 32.2 | 30.2 | 29.1 | 25.1 |
| Average temperature (°C) | 15.8 | 20.2 | 23.6 | 26.6 | 27.7 | 29.1 | 29.0 | 28.5 | 28.5 | 25.7 | 22.9 | 19.2 |
| Average night temperature (°C) | 10.3 | 13.8 | 17.7 | 20.1 | 22.6 | 25.2 | 26.0 | 25.8 | 25.6 | 21.7 | 17.4 | 14.1 |
| Absolute minimum temperature (°C) | 7.1 | 10.1 | 15.4 | 16.9 | 20.1 | 23.8 | 24.8 | 24.5 | 24.0 | 17.3 | 14.3 | 11.1 |
| 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.1 | 9.9 | 9.7 | 11.0 | 10.4 | 7.9 | 8.1 | 7.5 | 8.1 | 9.1 | 9.8 | 8.6 |
| Precipitation (mm) | 0 | 0 | 56 | 29 | 68 | 439 | 350 | 415 | 342 | 94 | 0 | 13 |
| Sunny days | 30 | 26 | 24 | 23 | 10 | 8 | 3 | 0 | 3 | 11 | 26 | 28 |
| Rainy days | 1 | 2 | 7 | 7 | 21 | 22 | 28 | 31 | 27 | 20 | 4 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olān is at