Papua New Guinea in May: where is it warmest?
In May, Rabaul is the warmest place with 29 °C by day, Port Moresby the coolest with 29 °C. 1 of 2 destinations have good holiday weather.
All destinations in May, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Rabaul | 67 | 29° | 30° | 5 h | 28 |
| Port Moresby | 48 | 29° | 28° | 6 h | 19 |
Papua New Guinea in May: quick answers
Papua New Guinea in May: where is it warmest?
The warmest places in May are Rabaul (29 °C) and Port Moresby (29 °C).
Papua New Guinea in May: where is the sea warmest?
The sea is warmest at Rabaul (30 °C) and Port Moresby (28 °C).
Papua New Guinea in May: where is the weather best?
The best holiday weather in May – warm, sunny and dry – is in Rabaul and Port Moresby.
Papua New Guinea month by month
Papua New Guinea: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences