Average annual temperature is 26.5 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Bulawan
* Weather data for Bulawan 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) | 31.5 | 30.6 | 31.1 | 31.0 | 31.3 | 32.4 | 31.7 | 32.8 | 34.4 | 35.8 | 35.5 | 32.6 |
| Average daytime temperature (°C) | 29.4 | 28.8 | 29.7 | 29.8 | 30.2 | 31.6 | 30.7 | 31.9 | 32.8 | 34.5 | 32.9 | 31.1 |
| Average temperature (°C) | 25.4 | 25.3 | 25.4 | 25.7 | 26.3 | 26.8 | 26.1 | 26.6 | 27.2 | 28.6 | 27.8 | 26.7 |
| Average night temperature (°C) | 22.9 | 23.2 | 22.6 | 23.1 | 23.2 | 23.3 | 22.7 | 22.4 | 22.6 | 23.8 | 24.2 | 23.9 |
| Absolute minimum temperature (°C) | 21.7 | 22.4 | 21.5 | 21.9 | 21.8 | 22.0 | 21.4 | 21.3 | 20.3 | 23.0 | 22.8 | 22.6 |
| 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 | 12.0 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| 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) | 9.1 | 7.9 | 9.7 | 9.3 | 10.3 | 10.9 | 10.6 | 11.0 | 11.2 | 11.6 | 11.2 | 10.4 |
| Precipitation (mm) | 340 | 367 | 419 | 324 | 79 | 22 | 45 | 5 | 17 | 8 | 182 | 259 |
| Sunny days | 0 | 0 | 0 | 0 | 8 | 14 | 16 | 25 | 19 | 15 | 1 | 1 |
| Rainy days | 31 | 28 | 31 | 30 | 23 | 16 | 15 | 6 | 11 | 16 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bulawan is at