Port Moresby weather in June
June in Port Moresby: hot, a little rain, with clean air — a great time to visit.
#3 of 12 months in Port Moresby · #425 of 604 destinations to visit in June · comfort 71/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Port Moresby climate normals — June
| Daytime high | 29°C / 84°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 74°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 63 mm / 2.5 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 9.7 h/day | |
| Daylight | 11.6 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 33 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Port Moresby in June — FAQ
- Is June a good time to visit Port Moresby?
- June in Port Moresby: hot, a little rain, with clean air — a great time to visit. It ranks #3 of 12 months for Port Moresby on SeasonMap's comfort score (71/100).
- What is the weather like in Port Moresby in June?
- In June, Port Moresby averages a daily high of 29.1°C and a low of 23.5°C, with about 63.3 mm of rain over roughly 8.8 rainy days.
- What is the air quality in Port Moresby in June?
- Port Moresby has a mean US Air Quality Index of about 33 in June.