Alotau weather in January 2025

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Alotau in January. Check more long-term weather averages for Alotau in January before you book your next holiday to Papua New Guinea in 2025/2026.

  • 30°C maximum daytime temperature in January in Alotau30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 21 days with some rainfall in January in Alotau21
    21 days with some rainfall
  • 23°C minimum night-time temperature in January in Alotau23
    23°C min night temperature
  • 13 hours of daylight per day in January in Alotau13
    13 hours of daylight per day
  • High heat & humidity in January in AlotauH
    High heat & humidity
  • 220 mm monthly rainfall in January in Alotau220
    220 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in January in Alotau29
    29°C sea temperature

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The January 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)

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How hot is it in Alotau in January?

Daytime temperatures usually reach 30°C in Alotau in January with high heat and humidity, falling to 23°C at night.

How sunny is it in Alotau in January?

There are normally 6 hours of bright sunshine each day in Alotau in January - that's 48% of daylight hours.

How warm is the sea around Alotau in January?

The average sea temperature around Alotau in January is 29°C.

Does it rain in Alotau in January?

There are usually 21 days with some rain in Alotau in January and the average monthly rainfall is 220mm.

Alotau January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 05:40 18:23
Thursday, 16th January 2025 05:48 18:27
Friday, 31st January 2025 05:55 18:28

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