Lake Nepean Weather Forecast

    • 7
    • 15

    Partly cloudy

    • 5
    • 18

    Partly cloudy

    • 7
    • 14

    Partly cloudy

    • 4
    • 14

    Partly cloudy

    • 5
    • 13

    Shower

    • 5
    • 14

    Shower

Today 14 Aug Illawarra

Partly cloudy. The chance of fog about higher ground in the early morning. Medium chance of showers along the coastal fringe, slight chance elsewhere. Winds south to southwesterly 15 to 25 km/h tending south to southeasterly in the middle of the day then becoming light in the late afternoon. Overnight temperatures falling to between 3 and 9 with daytime temperatures reaching between 13 and 17.

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  • Temperature Forecast Bureau of Meteorology

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Lake Nepean Temperature Statistics View More

August Temperature

Moss Vale (24km)

  • Lowest 13 August, 2025

    0.8 °C
  • Average August

    7.6 °C
  • Highest 5 August, 2025

    16.2 °C

Climate (2020–Present)

Moss Vale (24km)

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  • Average Low 2020–2025

    8.5 °C
  • Average 2020–2025

    12.9 °C
  • Average High 2020–2025

    18.7 °C
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