Port Moresby weather live forecast

Today's maximum temperature in Port Moresby is expected to be 30°C. Select a day from the live weather forecast for Port Moresby, Papua New Guinea for more weather parameters.

Tuesday
16th Dec
30

25

7

11
Wednesday
17th Dec
31

25

7

11
Thursday
18th Dec
31

25

7

11
Friday
19th Dec
32

25

7

10
Saturday
20th Dec
31

26

5

11

5-day weather forecast updated at 04:00 on Monday 15th December 2025 GMT

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The 5-day weather forecast for Papua New Guinea (Port Moresby) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Port Moresby weather forecast by day

Below are the detailed weather forecasts for Port Moresby for the next 5 days.

Port Moresby weather for Tuesday 16th December 2025

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 59% chance of some rain and a light breeze of 12 kph from the south-west.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
59
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from SW

Port Moresby weather for Wednesday 17th December 2025

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a light breeze of 12 kph from the north-east.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
80
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NE

Port Moresby weather for Thursday 18th December 2025

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a light breeze of 12 kph from the north.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
73
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from N

Port Moresby weather for Friday 19th December 2025

Expect broken clouds in Port Moresby, Papua New Guinea with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

32
°C maximum temperature
25
°C minimum temperature
broken clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from SW

Port Moresby weather for Saturday 20th December 2025

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a gentle breeze of 14 kph from the north-east.