Middle Spit Weather Forecast

    • 17
    • 26

    Windy

    • 13
    • 25

    Windy

    • 11
    • 25

    Windy

    • 10
    • 30

    Sunny

    • 15
    • 38

    Sunny

    • 18
    • 41

    Partly cloudy

    • 20
    • 38

    Partly cloudy

Today 13 Dec Mid North

Partly cloudy. Slight chance of a shower in the morning and early afternoon. The chance of a thunderstorm in the morning and afternoon. Winds south to southeasterly 15 to 25 km/h tending south to southwesterly 25 to 40 km/h during the morning then decreasing to 15 to 20 km/h in the late evening. Overnight temperatures falling to around 17 with daytime temperatures reaching around 30.

Gulf St Vincent Coastal Waters

Wind
Southerly 15 to 25 knots, reaching up to 30 knots south of Port Vincent to Brighton early in the morning.
Seas
1 to 2 metres.
1st Swell
West to southwesterly below 0.5 metres.
Weather
The chance of a thunderstorm in the morning. Mostly sunny afternoon.
Weather Situation
A trough will move eastwards to clear South East coastal waters during Friday evening. A slow moving broad high pressure system in the Indian Ocean will then build a ridge across coastal waters on Saturday and establish itself south of the Bight on Sunday and Monday. The high is forecast to move east into the Tasman Sea on Tuesday while maintaining a ridge over coastal waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Middle Spit Temperature Statistics View More

December Temperature

Roseworthy (44km)

  • Lowest 7 December, 2025

    4.4 °C

  • Average December

    21.1 °C

  • Highest 4 December, 2025

    39.3 °C

Climate (2020–Present)

Roseworthy (44km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    16.2 °C

  • Average High 2020–2025

    23.6 °C
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