Port Moresby Weather in May

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

The climate in Port Moresby during May can be summarized as hot, humid and damp.

May is in the fall / autumn in Port Moresby and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (85°F), whilst at night 24°C (74°F) is normal.

Port Moresby weather averages (imperial / metric)
Daytime temperature 29.6°C 85.2°F
Nightly temperature 23.5°C 74.2°F
Average temperature 26.5°C 79.7°F
Daily sunshine 6.3 hrs
Avg rainfall 107 mm 4.2 ins
Rainy days 11 days
Sea temperature 27.8°C 82°F
Humidity 80%
Windspeed 17.3kph 11 mph

On average May is the 6th wettest month of the year in Port Moresby with around 107mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.3 hours of sunshine per day.

May temperatures in Port Moresby

Port Moresby average temperature in May

May rainfall

Port Moresby average rain in May

May hourly sunshine

Port Moresby average rain in May

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 May 2023.

Other monthly averages

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UV index Best time to go?

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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