Perth weather in October 2025

Expect 22°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Perth in October. Check more long-term weather averages for Perth in October before you book your next holiday to Western Australia in 2025/2026.

  • 22°C maximum daytime temperature in October in Perth22
    22°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in October in Perth9
    9 days with some rainfall
  • 11°C minimum night-time temperature in October in Perth11
    11°C min night temperature
  • 13 hours of daylight per day in October in Perth13
    13 hours of daylight per day
  • No heat & humidity in October in Perth0
    No heat & humidity
  • 52 mm monthly rainfall in October in Perth52
    52 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in October in Perth8
    8 (Very High) UV index
  • 18°C sea temperature in October in Perth18
    18°C sea temperature

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The October weather guide for Western Australia (Perth) 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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More about Australia

How hot is it in Perth in October?

Daytime temperatures usually reach 22°C in Perth in October, falling to 11°C at night.

How sunny is it in Perth in October?

There are normally 9 hours of bright sunshine each day in Perth in October - that's 66% of daylight hours.

How warm is the sea around Perth in October?

The average sea temperature around Perth in October is 18°C.

Does it rain in Perth in October?

There are usually 9 days with some rain in Perth in October and the average monthly rainfall is 52mm.

Perth October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:54 18:18
Thursday, 16th October 2025 05:36 18:29
Friday, 31st October 2025 05:20 18:41

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