Port Moresby Weather in June
June in Port Moresby brings high temperatures, with highs of 30°C (86°F) and nights dropping to 23°C (73°F). Rainfall is on the higher side this month, averaging around 67 mm (2.6 in), so keep a rain jacket handy.
Rainfall in Port Moresby in June
Looking at the last 30 years, the data shows about 7 days with rain, averaging 67 mm (2.6 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Port Moresby in June
In June, expect high temperatures in Port Moresby, with highs of 30°C (86°F) and lows of 23°C (73°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights are warm at 23°C (73°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Port Moresby in June
With approximately 202 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Average water temperature in June
The water is 27°C (81°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances 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 June
Min Temperature
23°C (73°F)
Max Temperature
30°C (86°F)
Water Temperature
27°C (81°F)
Chance of Rain
24%
Precipitation
67 mm (2.6 in)
Rainy days
7 days
Humidity
78%
Sunshine
202 hours
Percentage Sunshine
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Port Moresby typically stay consistent throughout June, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in June
Historical weather for Port Moresby in June
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 June
Our historical data for Port Moresby spans 2006 to 2026, revealing these weather extremes.
- Port Moresby recorded its highest June temperature of 37°C (99°F) on June 3, 2022.
- The lowest daytime temperature in June was 25°C (77°F), recorded on June 13, 2011.
- Port Moresby registered its coldest June night on June 13, 2018, with temperatures dropping to 19°C (66°F).
Best Places in Papua New Guinea in June
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 June →
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What to Wear in Port Moresby in June
Warm but pleasant conditions in Port Moresby in June. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 27°C (81°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Port Moresby in June
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.
