Mount Isa Weather Forecast

    • 20
    • 26

    Showers

    • 20
    • 30

    Showers

    • 20
    • 30

    Shower or two. Possible storm

    • 20
    • 31

    Possible shower

    • 21
    • 32

    Shower or two. Possible storm

    • 21
    • 34

    Shower or two

    • 21
    • 34

    Possible shower

Today 30 Dec Mount Isa

Cloudy. High chance of showers. The chance of a thunderstorm in the afternoon. Heavy rain which may lead to flash flooding possible. Winds southeasterly 20 to 30 km/h turning easterly 15 to 25 km/h in the morning.

Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mount Isa Temperature Statistics View More

December Temperature

Mount Isa Airport (5km)

  • Lowest 4 December, 2025

    16.6 °C

  • Average December

    28.5 °C

  • Highest 7 December, 2025

    42.7 °C

Climate (2020–Present)

Mount Isa Airport (5km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    17.1 °C

  • Average 2020–2025

    24.8 °C

  • Average High 2020–2025

    32.8 °C
Get WillyWeather+ to remove ads