Port Moresby weather live forecast

Today's maximum temperature in Port Moresby is expected to be 82°F. Select a day from the live weather forecast for Port Moresby, Papua New Guinea for more weather parameters.

Friday
7th Aug
82

72

5

10
Saturday
8th Aug
79

73

2

9
Sunday
9th Aug
79

73

4

11
Monday
10th Aug
77

73

2

9
Tuesday
11th Aug
81

75

4

11

5-day weather forecast updated at 04:00 on Friday 7th 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 7th August 2026

Expect mostly cloudy with light rain in Port Moresby, Papua New Guinea with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a moderate breeze of 14 mph from the south.

82
°F maximum temperature
72
°F minimum temperature
mostly cloudy with light rain
5
hours of sunshine
10
UV index (Very High)
36
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
mph wind from S

Port Moresby weather for Saturday 8th August 2026

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a moderate breeze of 16 mph from the south-east.

79
°F maximum temperature
73
°F minimum temperature
isolated thunderstorms
2
hours of sunshine
9
UV index (Very High)
52
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
16
mph wind from SE

Port Moresby weather for Sunday 9th August 2026

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 14 mph from the south.

79
°F maximum temperature
73
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
65
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
14
mph wind from S

Port Moresby weather for Monday 10th August 2026

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 77°F, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 79% chance of some rain and a gentle breeze of 9 mph from the south.

77
°F maximum temperature
73
°F minimum temperature
isolated thunderstorms
2
hours of sunshine
9
UV index (Very High)
79
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
9
mph wind from S

Port Moresby weather for Tuesday 11th August 2026

Expect isolated thunderstorms in Port Moresby, Papua New Guinea with a maximum temperature of 81°F, 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 70% chance of some rain and a gentle breeze of 12 mph from the south.