WhereItsSunny

Climate of West New Britain, Papua New Guinea

Area-weighted average across West New Britain. For where people actually live and travel, see the cities below.

West New Britain, a subdivision of Papua New Guinea, has a tropical climate on average. Area-weighted monthly temperatures across the whole territory range from 24.2°C / 75.6°F in July to 25.6°C / 78.1°F in January, with rainfall from 222 mm / 8.7 in to 376 mm / 14.8 in depending on the season (3600 mm / 141.7 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.

Sunny & HotSunny & WarmSunny & MildTropicalSnowy
MonthTemperatureRainfallMatches
January25.6°C78.1°F354 mm13.9″Tropical
February25.6°C78.1°F336 mm13.2″Tropical
March25.4°C77.7°F376 mm14.8″Tropical
April25.2°C77.4°F286 mm11.3″Tropical
May25.1°C77.2°F260 mm10.2″Tropical
June24.8°C76.6°F301 mm11.9″Tropical
July24.2°C75.6°F349 mm13.7″Tropical
August24.2°C75.6°F348 mm13.7″Tropical
September25°C77°F243 mm9.6″Tropical
October25°C77°F225 mm8.9″Tropical
November25.4°C77.7°F222 mm8.7″Tropical
December25.5°C77.9°F300 mm11.8″Tropical

Frequently asked questions

What is the best time to visit West New Britain?

West New Britain, Papua New Guinea does not have a clear sunny-and-dry window by our cutoffs. The warmest month is January at 25.6°C / 78.1°F, and the driest is November at 222 mm / 8.7 in — likely your best travel window. For city-level detail, see the cities section below.

What is the climate of West New Britain?

West New Britain, Papua New Guinea has area-weighted monthly average temperatures ranging from 24.2°C / 75.6°F in July to 25.6°C / 78.1°F in January. Annual rainfall averages about 3600 mm / 141.7 in, with the wettest month being March (376 mm / 14.8 in) and the driest November (222 mm / 8.7 in). Because this is an area average across the whole subdivision, local city values can differ substantially.

What is the hottest month in West New Britain?

The hottest month in West New Britain is January, with an area-wide average temperature of 25.6°C / 78.1°F.

What is the coldest month in West New Britain?

The coldest month in West New Britain is July, with an area-wide average temperature of 24.2°C / 75.6°F.

When does it rain most in West New Britain?

The wettest month in West New Britain is March, averaging about 376 mm / 14.8 in of rainfall. The driest is November with about 222 mm / 8.7 in.