Alotau weather in May 2025

Expect 28°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Alotau in May. Check more long-term weather averages for Alotau in May before you book your next holiday to Papua New Guinea in 2025/2026.

  • 28°C maximum daytime temperature in May in Alotau28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in May in Alotau18
    18 days with some rainfall
  • 23°C minimum night-time temperature in May in Alotau23
    23°C min night temperature
  • 12 hours of daylight per day in May in Alotau12
    12 hours of daylight per day
  • High heat & humidity in May in AlotauH
    High heat & humidity
  • 232 mm monthly rainfall in May in Alotau232
    232 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Alotau10
    10 (Very High) UV index
  • 28°C sea temperature in May in Alotau28
    28°C sea temperature

More about Alotau

Alotau by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Papua New Guinea

Wild Frontiers: Top deals on Papua New Guinea tours

  • Check out top deals on tours to Papua New Guinea
  • Explore places to visit & most popular itineraries
  • Filter deals by experience, duration, level & price
Go to Wild Frontiers deal >>

View all Wild Frontiers offers

Wild FrontiersTour deal finder

The May weather guide for Papua New Guinea (Alotau) 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)

Back to top

How hot is it in Alotau in May?

Daytime temperatures usually reach 28°C in Alotau in May with high heat and humidity, falling to 23°C at night.

How sunny is it in Alotau in May?

There are normally 6 hours of bright sunshine each day in Alotau in May - that's 50% of daylight hours.

How warm is the sea around Alotau in May?

The average sea temperature around Alotau in May is 28°C.

Does it rain in Alotau in May?

There are usually 18 days with some rain in Alotau in May and the average monthly rainfall is 232mm.

What is the chance of a cyclone in Alotau in May?

On average less than 1 day in May in Alotau is likely to be affected by the passage of one or more tropical storms.

Alotau May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 06:03 17:47
Friday, 16th May 2025 06:05 17:44
Saturday, 31st May 2025 06:09 17:43

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^