Rabaul Weather in April
What's the weather like in Rabaul (East New Britain) in April 2026?
The climate in Rabaul during April can be summarized as hot, humid and very wet.
April is in the fall / autumn in Rabaul and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 30°C 86°F |
|---|---|
| Nightly temperature | 23.1°C 73.6°F |
| Average temperature | 26.6°C 79.8°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 246 mm 9.7 ins |
| Rainy days | 22 days |
| Sea temperature | 29.9°C 85.8°F |
| Humidity | 82% |
| Windspeed | 8kph 5 mph |
On average April is the 5th wettest month of the year in Rabaul with around 246mm 9.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
April temperatures in Rabaul
April rainfall
April hourly sunshine
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 Rabaul in April 2025.
Other monthly averages
Rabaul weather stats
| Hottest month: | October | 30.3°C 86.5°F |
|---|---|---|
| Driest month: | May | 157mm 6.2ins |
| Sunniest month: | August | 6.6hrs |
| Coldest month: | July | 29.5°C 85.1°F |
| Wettest month: | March | 345mm 13.6ins |
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