Bulolo Weather in September
What's the weather like in Bulolo (Morobe) in September 2025?
The climate in Bulolo during September can be summarized as warm, humid and damp.
September is in the spring in Bulolo and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (81°F), whilst at night 16°C (61°F) is normal.
| Daytime temperature | 27.3°C 81.1°F |
|---|---|
| Nightly temperature | 16°C 60.7°F |
| Average temperature | 21.6°C 70.9°F |
| Daily sunshine | 5.8 hrs |
| Avg rainfall | 107 mm 4.2 ins |
| Rainy days | 20 days |
| Sea temperature | 27°C 80.6°F |
| Humidity | 77% |
| Windspeed | 16.2kph 10 mph |
On average September is the 4th driest month of the year in Bulolo with around 107mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.8 hours of sunshine per day.
September temperatures in Bulolo
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Bulolo in September 2025.
Other monthly averages
Best places to visit in September
Bulolo weather stats
| Hottest month: | January | 28.8°C 83.8°F |
|---|---|---|
| Driest month: | June | 76mm 3ins |
| Sunniest month: | October | 6.1hrs |
| Coldest month: | July | 26°C 78.8°F |
| Wettest month: | March | 198mm 7.8ins |
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