Mount Isa weather in August 2025

Expect daytime maximum temperatures of 26°C in Mount Isa, Queensland in August based on long-term weather averages. There are 10 hours of sunshine per day on average.

  • 26°C maximum daytime temperature in August in Mount Isa26
    26°C max day temperature
  • 10 hours of sunshine per day
  • 2 days with some rainfall in August in Mount Isa2
    2 days with some rainfall
  • 10°C minimum night-time temperature in August in Mount Isa10
    10°C min night temperature
  • 11 hours of daylight per day in August in Mount Isa11
    11 hours of daylight per day
  • Low heat & humidity in August in Mount IsaL
    Low heat & humidity
  • 7 mm monthly rainfall in August in Mount Isa7
    7 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Mount Isa8
    8 (Very High) UV index

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The August weather guide for Queensland (Mount Isa) 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 Mount Isa in August?

Daytime temperatures usually reach 26°C in Mount Isa in August with low heat and humidity, falling to 10°C at night.

How sunny is it in Mount Isa in August?

There are normally 10 hours of bright sunshine each day in Mount Isa in August - that's 88% of daylight hours.

Does it ever rain in Mount Isa in August?

There are usually 2 days with some rain in Mount Isa in August and the average monthly rainfall is 7mm.

Mount Isa August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:13 18:24
Saturday, 16th August 2025 07:04 18:29
Sunday, 31st August 2025 06:52 18:33

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