papua-new-guinea

Papua New Guinea Climate

Trek Zone

When Is the Best Time To Visit Papua New Guinea?

The answer to the question of what is the best month to visit Papua New Guinea depends on what you are interested in doing during your stay. Here you can see an overview of each month and its typical weather conditions.

Climate of Papua New Guinea

Surrounded by warm ocean currents, Papua New Guinea lies in an equatorial climate zone characterized by high temperatures and high humidity. Rain falls throughout the year in the form of short but intense downpours. Annual precipitation varies between 1,500 mm and 7,500 mm.

The weather in the country is also determined by the relief of the area, there is a climatic stacking. Average temperatures oscillate between 25°C - 28°C and decrease with altitude. In areas above 1,500 meters above sea level there is a mountain variety of equatorial climate, and above 1,800 meters above sea level the climate takes on temperate characteristics. At altitudes around 3,000 meters above sea level, the climate shifts to a high mountainous zone. The mountainous areas are much cooler and wetter, and frosts and snowfall can occur.

Papua New Guinea has a dry season that lasts from May to October, when it is warm, dry and pleasant, and a rainy season, between December and March, when rainfall increases. In the inter-season months (April and November), the weather can be very changeable.

Port Moresby

Friday 2 May
Update 2025-05-01 16:23 CET. Powered by Visual Crossing Weather.

rain
84°F
Humidity
87%
Cloud cover
60%
Wind speed
13 mph
Chance of rain
81%
Port Moresby

Saturday 3 May
Update 2025-05-01 16:23 CET. Powered by Visual Crossing Weather.

cloudy
84°F
Humidity
85%
Cloud cover
99%
Wind speed
9.8 mph
Chance of rain
32%
Port Moresby

Sunday 4 May
Update 2025-05-01 16:23 CET. Powered by Visual Crossing Weather.

partly-cloudy-day
83°F
Humidity
84%
Cloud cover
67%
Wind speed
5.8 mph
Chance of rain
19%
Port Moresby

Monday 5 May
Update 2025-05-01 16:23 CET. Powered by Visual Crossing Weather.

rain
83°F
Humidity
85%
Cloud cover
68%
Wind speed
7 mph
Chance of rain
61%
Port Moresby

Tuesday 6 May
Update 2025-05-01 16:23 CET. Powered by Visual Crossing Weather.

rain
83°F
Humidity
85%
Cloud cover
81%
Wind speed
5.3 mph
Chance of rain
71%

Climate and Average Weather in Papua New Guinea

General weather conditions each month by city.

  • Port Moresby
  • Ambua
  • Rabaul
  • Karawari
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Average temperature (°F)
Average rainfall (in)
RAIN - Days with precipitation
DAY - Average length of day
SUN - Sunshine hours per day (cloudless weather)

Weather Map

Select month
January
February
March
April
May
June
July
August
September
October
November
December
Switch places
Port MoresbyAmbuaRabaulKarawari

The icons next to the month name indicate the convenience of the date for visiting the selected area/territory/ country. They are only a suggestion and should not be used as the final criterion for selecting your travel date. The season is defined as the time period with the weather favorable for sightseeing (or sunbathing - small island countries) for the average tourist. For countries with a large geographical range, the most touristic places were included.

Where to next? Discover country icon Indonesia, a country in the region worth visiting, or use the destination finder