Port Moresby weather live forecast

Today's maximum temperature in Port Moresby is expected to be 31°C. Select a day from the live weather forecast for Port Moresby, Papua New Guinea for more weather parameters.

Friday
28th Aug
31

23

6

11
Saturday
29th Aug
28

23

9

11
Sunday
30th Aug
28

23

4

11
Monday
31st Aug
27

22

4

11
Tuesday
1st Sep
28

24

0

11

5-day weather forecast updated at 04:00 on Friday 28th August 2026 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 28th August 2026

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 0-2 mm of rainfall expected with 37% chance of some rain and a fresh breeze of 33 kph from the south-east.

31
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
37
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
33
kph wind from SE

Port Moresby weather for Saturday 29th August 2026

Expect sunshine and showers in Port Moresby, Papua New Guinea with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and a fresh breeze of 37 kph from the south-east.

28
°C maximum temperature
23
°C minimum temperature
sunshine and showers
9
hours of sunshine
11
UV index (Extreme)
15
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
37
kph wind from SE

Port Moresby weather for Sunday 30th August 2026

Expect mostly cloudy with light rain in Port Moresby, Papua New Guinea with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a fresh breeze of 35 kph from the south-east.

28
°C maximum temperature
23
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
11
UV index (Extreme)
17
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
35
kph wind from SE

Port Moresby weather for Monday 31st August 2026

Expect mostly cloudy with light rain in Port Moresby, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 21% chance of some rain and a fresh breeze of 32 kph from the south-east.

27
°C maximum temperature
22
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
11
UV index (Extreme)
21
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
32
kph wind from SE

Port Moresby weather for Tuesday 1st September 2026

Expect mostly cloudy with light rain in Port Moresby, Papua New Guinea with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a moderate breeze of 22 kph from the south-east.