Mountain Bay Weather Forecast

    • 5
    • 13

    Possible shower

    • -1
    • 16

    Morning frost. Sunny

    • 1
    • 20

    Early frost. Mostly sunny

    • 10
    • 21

    Showers

    • 9
    • 20

    Shower or two

    • 6
    • 20

    Shower or two

    • 6
    • 15

    Shower or two

Today 4 Sep North East

Cloudy. The chance of morning fog near the New South Wales border. High chance of showers, most likely in the morning and afternoon. Snow falling above 1300 metres. Winds north to northwesterly 15 to 25 km/h tending west to northwesterly during the day then becoming light during the evening. Overnight temperatures falling to between 1 and 4 with daytime temperatures reaching between 9 and 16.

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  • Temperature Forecast Bureau of Meteorology

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Mountain Bay Temperature Statistics View More

September Temperature

Lake Eildon (16km)

  • Lowest 1 September, 2025

    5.2 °C

  • Average September

    8.5 °C

  • Highest 1 September, 2025

    15.4 °C

Climate (2020–Present)

Lake Eildon (16km)

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  • Average Low 2020–2025

    8.5 °C

  • Average 2020–2025

    12.3 °C

  • Average High 2020–2025

    21 °C
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