Margaret River weather in August 2025

Expect 17°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Margaret River in August. Check more long-term weather averages for Margaret River in August before you book your next holiday to Western Australia in 2025/2026.

  • 17°C maximum daytime temperature in August in Margaret River17
    17°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in August in Margaret River14
    14 days with some rainfall
  • 9°C minimum night-time temperature in August in Margaret River9
    9°C min night temperature
  • 11 hours of daylight per day in August in Margaret River11
    11 hours of daylight per day
  • No heat & humidity in August in Margaret River0
    No heat & humidity
  • 125 mm monthly rainfall in August in Margaret River125
    125 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in August in Margaret River4
    4 (Moderate) UV index
  • 18°C sea temperature in August in Margaret River18
    18°C sea temperature

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The August weather guide for Western Australia (Margaret River) 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 warm is it in Margaret River in August?

Daytime temperatures usually reach 17°C in Margaret River in August, falling to 9°C at night.

How sunny is it in Margaret River in August?

There are normally 6 hours of bright sunshine each day in Margaret River in August - that's 53% of daylight hours.

How warm is the sea around Margaret River in August?

The average sea temperature around Margaret River in August is 18°C.

Does it rain in Margaret River in August?

There are usually 14 days with some rain in Margaret River in August and the average monthly rainfall is 125mm.

Margaret River August sunrise & sunset times

Browse the sunrise and sunset times for Margaret River in August 2025. Select a month to view Margaret River sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:12 17:40
Saturday, 16th August 2025 06:58 17:51
Sunday, 31st August 2025 06:40 18:01

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