Port Moresby Weather in October
With daytime temperatures of 30°C (86°F) and nighttime lows of 24°C (75°F), October in Port Moresby brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 86 mm (3.4 in) falls on average.
Rainfall in Port Moresby in October
Historically, October sees about 7 days of rain, with a monthly average of 86 mm (3.4 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Port Moresby in October
Port Moresby in October gets highs of 30°C (86°F) during the day and drops to 24°C (75°F) at night. Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With lows around 24°C (75°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Port Moresby in October
The city usually sees around 233 hours of sunlight, indicating many sunny days — a great month for sightseeing.
Average water temperature in October
The water temperature is 26°C (79°F), which most people find very comfortable. A good month for swimming and water sports.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Port Moresby.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Papua New Guinea, check out our Port Moresby's climate page.
Port Moresby Temperature in October
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Water Temperature
26°C (79°F)
Chance of Rain
24%
Precipitation
86 mm (3.4 in)
Rainy days
7 days
Humidity
76%
Sunshine
233 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Port Moresby typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in October
Historical weather for Port Moresby in October
Browse day-by-day weather records for Port Moresby spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Port Moresby historical weather extremes in October
According to our 37 years of weather records for Port Moresby, the following extremes were recorded between 1988 and 2025.
- On October 30, 1999, temperatures climbed to 37°C (99°F), marking the warmest October day on record.
- Port Moresby experienced its chilliest October day on October 4, 2004, reaching only 25°C (77°F).
- The coldest night in October in Port Moresby was on October 2, 2015, with a minimum of 16°C (61°F).
Best Places in Papua New Guinea in October
Find out more about the weather in Papua New Guinea and which places have the best travel conditions in this month. See all of Papua New Guinea in October →
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What to Wear in Port Moresby in October
Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 26°C (79°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Port Moresby in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Papua New Guinea, check out our Port Moresby's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Port Moresby climate overview or explore weather in Papua New Guinea.
