Osterley Weather Forecast

    • 15
    • 26

    Mostly sunny

    • 10
    • 23

    Sunny

    • 9
    • 27

    Sunny day. Late shower or two

    • 15
    • 24

    Shower or two then sunny

    • 9
    • 23

    Sunny

    • 9
    • 23

    Mostly sunny

    • 10
    • 20

    Possible shower

Today 17 Sep Hunter

Mostly sunny. Slight chance of a shower. The chance of a thunderstorm. Winds north to northwesterly 15 to 25 km/h turning west to southwesterly 20 to 30 km/h during the day. Overnight temperatures falling to between 13 and 16 with daytime temperatures reaching 22 to 27.

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Osterley Temperature Statistics View More

September Temperature

Tocal (14km)

  • Lowest 1 September, 2025

    5.3 °C

  • Average September

    15.2 °C

  • Highest 8 September, 2025

    27.9 °C

Climate (2020–Present)

Tocal (14km)

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  • Average Low 2020–2025

    12.5 °C

  • Average 2020–2025

    17.9 °C

  • Average High 2020–2025

    24.2 °C
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