Rabaul weather in May 2025

Expect 29°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Rabaul in May. Check more long-term weather averages for Rabaul in May before you book your next holiday to Papua New Guinea in 2025/2026.

  • 29°C maximum daytime temperature in May in Rabaul29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 21 days with some rainfall in May in Rabaul21
    21 days with some rainfall
  • 25°C minimum night-time temperature in May in Rabaul25
    25°C min night temperature
  • 12 hours of daylight per day in May in Rabaul12
    12 hours of daylight per day
  • High heat & humidity in May in RabaulH
    High heat & humidity
  • 156 mm monthly rainfall in May in Rabaul156
    156 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Rabaul11
    11+ (Extreme) UV index
  • 30°C sea temperature in May in Rabaul30
    30°C sea temperature

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The May weather guide for Papua New Guinea (Rabaul) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Rabaul in May?

Daytime temperatures usually reach 29°C in Rabaul in May with high heat and humidity, falling to 25°C at night.

How sunny is it in Rabaul in May?

There are normally 6 hours of bright sunshine each day in Rabaul in May - that's 46% of daylight hours.

How warm is the sea around Rabaul in May?

The average sea temperature around Rabaul in May is 30°C.

Does it rain in Rabaul in May?

There are usually 21 days with some rain in Rabaul in May and the average monthly rainfall is 156mm.

Rabaul May sunrise & sunset times

Browse the sunrise and sunset times for Rabaul in May 2025. Select a month to view Rabaul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:50 17:47
Friday, 16th May 2025 05:50 17:45
Saturday, 31st May 2025 05:52 17:46

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