Rabaul Weather and Climate: A Comprehensive Guide
Rabaul has relatively stable weather with warm temperatures.
It also experiences much rainfall throughout the year.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
The temperature in Rabaul remains steady throughout the year, providing a consistently comfortable climate. Average daytime temperatures reach a comfortable 30°C in November. In August, the coolest month of the year, temperatures drop to a comfortable 29°C.
At night, you can expect cooler temperatures, with averages dropping to around 25°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Rabaul has a relatively rainy climate with high precipitation levels, averaging 2778 mm of rainfall annually. Rabaul experiences moderate seasonal variation in rainfall, with monthly averages ranging from 325 mm in March, the wettest month, and 156 mm in September, the driest month.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Rabaul experiences moderate variation in sunshine hours across the seasons. With 7.0 hours daily sunshine in June, it dips to 4.3 hours in March, offering a balanced mix of sunny and overcast days. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average water temperature
The mean water temperature over the year ranges from 28°C in May to 29°C in January.
Water temperature over the year
Average humidity
The relative humidity is high throughout the year in Rabaul.
The city experiences its highest humidity in January, reaching 77%. In September, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed over the year ranges from 2 m/s in April, May, June and October to 4 m/s in January and February.
The mean monthly wind speed over the year (meters per second)
almost clear and no rain partly cloudy and thunder partly cloudy and thunderForecast for Rabaul
3 m/s
2 m/s
3 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Rabaul in Papua New Guinea
Rabaul has high temperatures year round ranging between 28°C and 29°C.The average rainfall figures in Rabaul are quite high. Throughout the year, you have a chance of prolonged precipitation. So no matter what time of year you go, you will always have to deal with a high number of rainy days. This makes it more challenging to point out the best time of year to visit. If we needed to pick one month we would choose June which is the sunniest month of the year.
Other facts from our historical weather data:
November has an average maximum temperature of 30°C and is the hottest month of the year.
The coolest month is August with an average maximum temperature of 29°C.
March tops the wettest month list with 325 mm of rainfall.
September is the driest month with 156 mm of precipitation.
June is the sunniest month with an average of 210 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.
