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Port Moresby Climate by Month

The graphs below provide an overview of the climate in Port Moresby (Papua Region), Papua New Guinea. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Port Moresby

Sun   Jul 21
29°C | 22°C
SE 25 km/h
broken clouds and no rain

broken clouds and no rain

Mon   Jul 22
29°C | 22°C
S 29 km/h
broken clouds and no rain

broken clouds and no rain

Tue   Jul 23
30°C | 23°C
S 32 km/h
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Port Moresby in Papua New Guinea

Port Moresby has high temperatures year round ranging between 29°C and 31°C.
Other facts from our historical weather data:

  • When is the rainy season in Port Moresby?
    Rainy season in Port Moresby occurs in the months of January, February, March, April and December.
  • Which is the hottest month in Port Moresby?
    December has an average maximum temperature of 31°C and is the hottest month of the year.
  • Which is the coolest month in Port Moresby?
    The coolest month is August with an average maximum temperature of 29°C.
  • Which is the wettest month in Port Moresby?
    March tops the wettest month list with 294 mm of rainfall.
  • Which is the driest month in Port Moresby?
    July is the driest month with 42 mm of precipitation.
  • Which is the sunniest month in Port Moresby?
    November is the sunniest month with an average of 244 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.