Average annual temperature is 20.3 °C
Absolute maximum temperature: 29.6 °C
Absolute minimum temperature: 9.5 °C
Number of sunny days: 37 days
Number of rainy days: 328 days
Look at detailed online map of Bulolo
* Weather data for Bulolo Papua New Guinea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.9 | 27.8 | 27.6 | 28.1 | 26.9 | 26.5 | 27.9 | 26.9 | 27.8 | 28.4 | 29.6 | 29.6 |
| Average daytime temperature (°C) | 25.4 | 25.7 | 25.4 | 25.6 | 24.7 | 24.6 | 25.4 | 25.3 | 25.4 | 26.2 | 27.1 | 27.4 |
| Average temperature (°C) | 20.2 | 20.5 | 19.9 | 20.0 | 20.2 | 19.8 | 20.0 | 20.1 | 20.1 | 20.4 | 20.9 | 21.1 |
| Average night temperature (°C) | 16.4 | 17.3 | 15.9 | 16.1 | 16.9 | 16.2 | 16.1 | 16.8 | 16.2 | 16.5 | 16.3 | 16.4 |
| Absolute minimum temperature (°C) | 14.6 | 15.2 | 13.8 | 13.5 | 14.1 | 11.2 | 12.0 | 9.5 | 10.4 | 11.2 | 11.8 | 13.8 |
| 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 | 12.4 | 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) | 7.8 | 6.8 | 8.5 | 8.5 | 6.5 | 8.3 | 8.5 | 8.9 | 9.0 | 8.7 | 9.9 | 9.8 |
| Precipitation (mm) | 155 | 262 | 265 | 210 | 323 | 170 | 112 | 236 | 186 | 589 | 206 | 297 |
| Sunny days | 5 | 1 | 2 | 1 | 1 | 3 | 6 | 3 | 3 | 2 | 6 | 4 |
| Rainy days | 26 | 27 | 29 | 29 | 30 | 27 | 25 | 28 | 27 | 29 | 24 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bulolo is at