Average annual temperature is 23.0 °C
Absolute maximum temperature: 32.0 °C
Absolute minimum temperature: 14.5 °C
Number of sunny days: 72 days
Number of rainy days: 293 days
Look at detailed online map of Bayan
* Weather data for Bayan Indonesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.6 | 27.7 | 28.6 | 28.3 | 29.2 | 29.0 | 27.0 | 29.3 | 30.3 | 32.0 | 30.1 | 29.0 |
| Average daytime temperature (°C) | 26.2 | 26.5 | 26.8 | 26.9 | 27.2 | 27.0 | 25.3 | 27.1 | 28.2 | 29.7 | 27.7 | 27.0 |
| Average temperature (°C) | 23.0 | 23.2 | 23.4 | 23.6 | 23.4 | 23.1 | 21.6 | 21.7 | 22.1 | 24.0 | 23.8 | 23.5 |
| Average night temperature (°C) | 20.8 | 21.0 | 20.7 | 21.2 | 20.2 | 20.1 | 18.8 | 17.5 | 17.6 | 20.0 | 21.1 | 20.9 |
| Absolute minimum temperature (°C) | 19.5 | 20.3 | 19.0 | 19.6 | 17.9 | 18.0 | 15.6 | 15.0 | 14.5 | 18.2 | 19.0 | 18.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.7 | 5.9 | 8.6 | 8.7 | 9.6 | 9.9 | 9.4 | 10.6 | 10.8 | 11.1 | 9.1 | 8.9 |
| Precipitation (mm) | 282 | 425 | 374 | 295 | 183 | 146 | 126 | 8 | 16 | 68 | 230 | 265 |
| Sunny days | 0 | 0 | 0 | 0 | 11 | 4 | 13 | 21 | 15 | 2 | 0 | 6 |
| Rainy days | 31 | 28 | 31 | 30 | 20 | 26 | 18 | 10 | 15 | 29 | 30 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bayan is at