Weather in Port Moresby in August

Port Moresby, Papua New Guinea averages a high of 29.1°C (84.4°F) and low of 22.8°C (73°F) in August, with 7 rain days and 10.4 hours of daily sunshine. Travel score: 84.1/100 (Excellent). The best time to visit Port Moresby is July.

High
29°C84°F
Low
23°C73°F
🌧️
7
rain days
☀️
10.4
hrs/day sunshine
💧
77%
humidity
84— Excellent

August in Port Moresby is hot and mostly dry — ideal for sightseeing and outdoor activities.

JanFebMarAprMayJunJulAugSepOctNovDec

What are the average temperatures in Port Moresby?

JanFebMarAprMayJunJulAug29°23°SepOctNovDec

How much does it rain in Port Moresby in August?

Port Moresby receives an average of 33.5mm of rainfall across 7 rainy days in August. The annual total is 1499mm.

JanFebMarAprMayJunJulAug7dSepOctNovDec

What should I pack for Port Moresby in August?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun

🎉Visiting Papua New Guinea in August?

Don't miss any public holidays — check before you book!

→ See Papua New Guinea holidays 2026→ See long weekends in Papua New Guinea

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How can I plan my trip to Port Moresby?

Best Time to Visit Papua New Guinea

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What are other popular cities in Papua New Guinea?

Lae

August

26°
63
Good

What is the weather like in other months in Port Moresby?

January
30°
21 rain days
67
February
30°
20 rain days
66
March
30°
24 rain days
65
April
30°
20 rain days
66
May
29°
13 rain days
76
June
29°
9 rain days
80
July
29°
6 rain days
85
September
30°
9 rain days
82
October
31°
12 rain days
78
November
31°
15 rain days
75
December
31°
20 rain days
68

Data based on 1994–2024 averages · Last updated: 2024-12-31