Perth weather in August 2025

Expect 64°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Perth in August. Check more long-term weather averages for Perth in August before you book your next holiday to Western Australia in 2025/2026.

  • 64°F maximum daytime temperature in August in Perth64
    64°F max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in August in Perth13
    13 days with some rainfall
  • 48°F minimum night-time temperature in August in Perth48
    48°F min night temperature
  • 11 hours of daylight per day in August in Perth11
    11 hours of daylight per day
  • No heat & humidity in August in Perth0
    No heat & humidity
  • 4.6 inches monthly rainfall in August in Perth4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in August in Perth4
    4 (Moderate) UV index
  • 64°F sea temperature in August in Perth64
    64°F sea temperature

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The August 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)  |  Imperial (°F)

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More about Australia

How hot is it in Perth in August?

Daytime temperatures usually reach 64°F in Perth in August, falling to 48°F at night.

How sunny is it in Perth in August?

There are normally 7 hours of bright sunshine each day in Perth in August - that's 59% of daylight hours.

How warm is the sea around Perth in August?

The average sea temperature around Perth in August is 64°F.

Does it rain in Perth in August?

There are usually 13 days with some rain in Perth in August and the average monthly rainfall is 4.6 inches.

Perth August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:06 17:41
Saturday, 16th August 2025 06:52 17:50
Sunday, 31st August 2025 06:35 17:59

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