Horsham Weather Forecast

    • -1
    • 16

    Morning frost. Mostly sunny

    • 4
    • 14

    Cloudy

    • 2
    • 17

    Partly cloudy

    • 3
    • 18

    Partly cloudy

    • 5
    • 21

    Mostly sunny

    • 9
    • 23

    Shower or two

    • 9
    • 22

    Shower or two

Today 8 Sep Horsham

Mostly sunny. Frost and the chance of fog in the morning. Light winds becoming southwesterly 15 to 20 km/h in the late evening.

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Horsham Temperature Statistics View More

September Temperature

Horsham Airport (5km)

  • Lowest 4 September, 2026

    1.4 °C

  • Average September

    10.9 °C

  • Highest 1 September, 2026

    21.6 °C

Climate (2021–2026)

Horsham Airport (5km)

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  • Average Low 2021–2026

    7.7 °C

  • Average 2021–2026

    14.5 °C

  • Average High 2021–2026

    22.2 °C
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