Best time to visit Port Moresby

Find the best time to visit Port Moresby and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Port Moresby by month

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When is the best time to visit Port Moresby?

The best time to visit Port Moresby is August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 31°C maximum daytime temperature in January in Port Moresby31
    Jan
  • 31°C maximum daytime temperature in February in Port Moresby31
    Feb
  • 31°C maximum daytime temperature in March in Port Moresby31
    Mar
  • 30°C maximum daytime temperature in April in Port Moresby30
    Apr
  • 30°C maximum daytime temperature in May in Port Moresby30
    May
  • 29°C maximum daytime temperature in June in Port Moresby29
    Jun
  • 29°C maximum daytime temperature in July in Port Moresby29
    Jul
  • 29°C maximum daytime temperature in August in Port Moresby29
    Aug
  • 30°C maximum daytime temperature in September in Port Moresby30
    Sep
  • 31°C maximum daytime temperature in October in Port Moresby31
    Oct
  • 31°C maximum daytime temperature in November in Port Moresby31
    Nov
  • 31°C maximum daytime temperature in December in Port Moresby31
    Dec

Hours of Sunshine (daily)

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Which is the hottest month in Port Moresby?

The hottest time of year in Port Moresby is normally December. Expect maximum daytime temperatures to reach 31°C with very high heat and humidity.

Which month has the most rain in Port Moresby?

In terms of rainfall, March is usually the wettest month in Port Moresby with 248mm on average. There are normally 19 days in March with some rain.

When is it sunniest in Port Moresby?

The sunniest time of year in Port Moresby is normally October with bright sunshine on average for 58% of daylight hours; that's 7 hours of sunshine per day.

When is the sea warmest in Port Moresby?

The sea is usually at its warmest in Port Moresby in January when the water temperature reaches 29°C.

Best time to visit

The weather guide for Papua New Guinea (Port Moresby) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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