Average annual temperature is 25.0 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 9.1 °C
Number of sunny days: 169 days
Number of rainy days: 196 days
Look at detailed online map of Koiarhat
* Weather data for Koiarhat 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) | 26.5 | 30.8 | 32.8 | 38.7 | 39.1 | 37.6 | 34.9 | 35.4 | 36.6 | 32.3 | 32.4 | 28.1 |
| Average daytime temperature (°C) | 22.8 | 26.9 | 29.7 | 33.7 | 33.0 | 32.6 | 32.5 | 32.3 | 32.5 | 30.5 | 29.4 | 25.1 |
| Average temperature (°C) | 16.5 | 20.4 | 23.6 | 27.2 | 27.7 | 28.7 | 29.1 | 28.7 | 28.9 | 26.2 | 23.5 | 19.5 |
| Average night temperature (°C) | 11.7 | 15.1 | 18.9 | 22.0 | 23.5 | 25.7 | 26.2 | 26.0 | 26.1 | 22.5 | 18.3 | 15.1 |
| Absolute minimum temperature (°C) | 9.1 | 12.6 | 17.3 | 19.1 | 22.0 | 24.0 | 24.6 | 24.4 | 24.3 | 17.9 | 16.1 | 11.8 |
| 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) | 9.0 | 9.7 | 9.6 | 10.7 | 10.0 | 7.9 | 8.9 | 7.7 | 8.7 | 9.1 | 9.5 | 8.2 |
| Precipitation (mm) | 0 | 5 | 68 | 72 | 260 | 479 | 333 | 410 | 252 | 272 | 1 | 15 |
| Sunny days | 31 | 25 | 16 | 19 | 9 | 2 | 3 | 1 | 1 | 11 | 26 | 25 |
| Rainy days | 0 | 3 | 15 | 11 | 22 | 28 | 28 | 30 | 29 | 20 | 4 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koiarhat is at