Port Moresby weather live forecast

Today's maximum temperature in Port Moresby is expected to be 29°C. Select a day from the live weather forecast for Port Moresby, Papua New Guinea for more weather parameters.

Monday
15th Dec
29

25

6

11
Tuesday
16th Dec
31

25

7

11
Wednesday
17th Dec
31

25

7

11
Thursday
18th Dec
31

25

3

11
Friday
19th Dec
31

25

6

11

5-day weather forecast updated at 04:00 on Sunday 14th 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 Monday 15th 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 2-5 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 14 kph from the west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
55
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from W

Port Moresby weather for Tuesday 16th 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 67% chance of some rain and a gentle breeze of 13 kph from the west.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

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 74% chance of some rain and a light breeze of 12 kph from the south.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
74
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from S

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 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a light breeze of 12 kph from the north.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
11
UV index (Extreme)
81
% 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 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 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 81% chance of some rain and a light breeze of 12 kph from the south-west.