Pitcairn Island weather in September 2025

Expect 21°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Pitcairn Island in September. Check more long-term weather averages for Pitcairn Island in September before you book your next holiday to Pitcairn Island in 2025/2026.

  • 21°C maximum daytime temperature in September in Pitcairn Island21
    21°C max day temperature
  • 5 days with some rainfall in September in Pitcairn Island5
    5 days with some rainfall
  • 16°C minimum night-time temperature in September in Pitcairn Island16
    16°C min night temperature
  • 12 hours of daylight per day in September in Pitcairn Island12
    12 hours of daylight per day
  • No heat & humidity in September in Pitcairn Island0
    No heat & humidity
  • 120 mm monthly rainfall in September in Pitcairn Island120
    120 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Pitcairn Island9
    9 (Very High) UV index
  • 22°C sea temperature in September in Pitcairn Island22
    22°C sea temperature

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The September weather guide for Pitcairn Island 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 Pitcairn Island in September?

Daytime temperatures usually reach 21°C in Pitcairn Island in September, falling to 16°C at night.

How warm is the sea around Pitcairn Island in September?

The average sea temperature around Pitcairn Island in September is 22°C.

Does it rain in Pitcairn Island in September?

There are usually 5 days with some rain in Pitcairn Island in September and the average monthly rainfall is 120mm.

Pitcairn Island September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:52 18:29
Monday, 15th September 2025 06:37 18:34
Tuesday, 30th September 2025 06:21 18:40

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