Port Moresby weather in September (Papua Region, Papua New Guinea)

Planning a trip to Port Moresby in September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In September, Port Moresby generally has high temperatures and moderate rainfall. Daytime temperatures hover around 30°C, while nights can cool down to about 23°C.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water, especially if you find yourself outdoors for extended periods.

Port Moresby in September usually receives moderate rainfall, averaging around 66 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 7 days of the month will see rainfall.

The city usually sees around 215 hours of sunlight, indicating many sunny days.

Should you favor a climate that's both dry and comfortably warm July and August typically offer the most agreeable circumstances. On the other hand, January, February, March and April tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Port Moresby climate page with graphs.

 

Port Moresby, monthly averages in September

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 26°C  
Chance of RainChance of Rain 23%  
PrecipitationPrecipitation 66 mm  
Rainy daysRainy days 7 days  
HumidityHumidity 75%  
SunshineSunshine 215 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Papua New Guinea in September

Find out more about the weather in Papua New Guinea in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Port Moresby in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. With a water temperature of around 26°C this is a great month to swim so bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Swimming
9/10
Cycling
8/10
Walking
8/10
Camping
8/10
Outdoor sports
8/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Port Moresby.

Our site offers climate and forecast data for every country in the world. Are you going to Papua New Guinea? On this website you can find historical weather averages for many cities in Papua New Guinea. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.