Panguna Weather in December
What's the weather like in Panguna (Bougainville) in December 2025?
The climate in Panguna during December can be summarized as hot, humid and very wet.
December is in the summer in Panguna and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 29.2°C 84.5°F |
|---|---|
| Nightly temperature | 21.3°C 70.3°F |
| Average temperature | 25.2°C 77.4°F |
| Daily sunshine | 5.5 hrs |
| Avg rainfall | 247 mm 9.7 ins |
| Rainy days | 21 days |
| Sea temperature | 30°C 86°F |
| Humidity | 80% |
| Windspeed | 5.4kph 3 mph |
On average December is the driest month of the year in Panguna with around 247mm 9.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
December temperatures in Panguna
December rainfall
December 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 Panguna in December 2025.
Other monthly averages
Best places to visit in December
Panguna weather stats
| Hottest month: | October | 28.9°C 84°F |
|---|---|---|
| Driest month: | December | 247mm 9.7ins |
| Sunniest month: | August | 5.8hrs |
| Coldest month: | June | 27.3°C 81.1°F |
| Wettest month: | July | 380mm 15ins |
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