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.

Friday
19th Dec
30

25

8

11
Saturday
20th Dec
29

26

6

11
Sunday
21st Dec
31

25

7

11
Monday
22nd Dec
31

25

7

11
Tuesday
23rd Dec
32

25

9

11

5-day weather forecast updated at 04:00 on Friday 19th 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 Friday 19th December 2025

Expect scattered clouds in Port Moresby, Papua New Guinea with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

30
°C maximum temperature
25
°C minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NE

Port Moresby weather for Saturday 20th December 2025

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 13 kph from the north.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
60
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from N

Port Moresby weather for Sunday 21st 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 74% chance of some rain and a gentle breeze of 13 kph from the south-west.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
74
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from SW

Port Moresby weather for Monday 22nd 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 0-2 mm of rainfall expected with 62% chance of some rain and a light breeze of 12 kph from the west.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
62
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from W

Port Moresby weather for Tuesday 23rd December 2025

Expect scattered clouds in Port Moresby, Papua New Guinea with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.