Weather in Port Moresby in September
Port Moresby, Papua New Guinea averages a high of 30°C (86°F) and low of 23.2°C (73.8°F) in September, with 9 rain days and 10.7 hours of daily sunshine. Travel score: 81.8/100 (Excellent). The best time to visit Port Moresby is July.
High
30°C86°F
Low
23°C74°F
🌧️
9
rain days
☀️
10.7
hrs/day sunshine
💧
78%
humidity
82— Excellent
September in Port Moresby is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Port Moresby?
How much does it rain in Port Moresby in September?
Port Moresby receives an average of 49.7mm of rainfall across 9 rainy days in September. The annual total is 1499mm.
What should I pack for Port Moresby in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 30°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Papua New Guinea in September?
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Data based on 1994–2024 averages · Last updated: 2024-12-31