Buka weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Buka in September. Check more long-term weather averages for Buka in September before you book your next holiday to Papua New Guinea in 2025/2026.

  • 31°C maximum daytime temperature in September in Buka31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in September in Buka19
    19 days with some rainfall
  • 23°C minimum night-time temperature in September in Buka23
    23°C min night temperature
  • 12 hours of daylight per day in September in Buka12
    12 hours of daylight per day
  • High heat & humidity in September in BukaH
    High heat & humidity
  • 173 mm monthly rainfall in September in Buka173
    173 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Buka11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Buka29
    29°C sea temperature

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The September weather guide for Papua New Guinea (Buka) 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 Buka in September?

Daytime temperatures usually reach 31°C in Buka in September with high heat and humidity, falling to 23°C at night.

How sunny is it in Buka in September?

There are normally 6 hours of bright sunshine each day in Buka in September - that's 49% of daylight hours.

How warm is the sea around Buka in September?

The average sea temperature around Buka in September is 29°C.

Does it rain in Buka in September?

There are usually 19 days with some rain in Buka in September and the average monthly rainfall is 173mm.

Buka September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:41 18:42
Monday, 15th September 2025 06:35 18:39
Tuesday, 30th September 2025 06:27 18:36

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