Blackheath Weather Forecast

    • 15
    • 25

    Showers developing. Windy

    • 5
    • 10

    Shower or two

    • 8
    • 18

    Shower or two

    • 10
    • 20

    Possible shower

    • 11
    • 24

    Partly cloudy

    • 14
    • 26

    Shower or two

    • 10
    • 14

    Shower or two

Today 21 Sep Katoomba

Sunny morning. High chance of showers in the afternoon and evening. The chance of a thunderstorm in the afternoon. Winds northwesterly 30 to 35 km/h tending west to northwesterly 30 to 45 km/h before dawn then shifting east to southeasterly 15 to 25 km/h in the early afternoon.

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Blackheath Temperature Statistics View More

September Temperature

Mount Boyce (2km)

  • Lowest 17 September, 2026

    -0.3 °C

  • Average September

    10.7 °C

  • Highest 5 September, 2026

    22.7 °C

Climate (2022–2026)

Mount Boyce (2km)

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  • Average Low 2022–2026

    8.1 °C

  • Average 2022–2026

    11.7 °C

  • Average High 2022–2026

    17.1 °C
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