Port Moresby Weather in August

What's the weather like in Port Moresby (National Capital District) in August 2023?

The climate in Port Moresby during August can be summarized as hot, humid and reasonably dry.

August is in the winter in Port Moresby and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 22°C (71°F) is normal.

Port Moresby weather averages (imperial / metric)
Daytime temperature 29.1°C 84.4°F
Nightly temperature 21.9°C 71.4°F
Average temperature 25.5°C 77.9°F
Daily sunshine 7 hrs
Avg rainfall 49 mm 1.9 ins
Rainy days 6 days
Sea temperature 25.4°C 77.8°F
Humidity 76%
Windspeed 18.4kph 11 mph

On average August is the 2nd driest month of the year in Port Moresby with around 49mm 1.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 7 hours of sunshine per day.

August temperatures in Port Moresby

Port Moresby average temperature in August

August rainfall

Port Moresby average rain in August

August hourly sunshine

Port Moresby average rain in August

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 Port Moresby in August 2023.

Other monthly averages

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Port Moresby weather stats

Port Moresby weather statistics
Hottest month: December 31.3°C 88.3°F
Driest month: July 40mm 1.6ins
Sunniest month: October 7.6hrs
Coldest month: July 28.6°C 83.5°F
Wettest month: March 248mm 9.8ins
Map showing location of Port Moresby (-9.44314, 147.17972)

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