Alligator Rock Weather Forecast

    • 6
    • 17

    Sunny

    • 9
    • 21

    Partly cloudy

    • 14
    • 23

    Mostly sunny

    • 9
    • 15

    Shower or two

    • 7
    • 15

    Cloudy

    • 6
    • 18

    Mostly sunny

    • 6
    • 20

    Partly cloudy

Today 12 Sep East Coast

Sunny. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then tending northwest to northeasterly in the evening. Daytime maximum temperatures between 16 and 20.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Variable about 10 knots becoming northeasterly 10 to 15 knots in the early afternoon then tending northerly in the evening. Winds reaching up to 20 knots offshore in the late evening.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
Southerly 1.5 to 2.5 metres.
Weather
Sunny.
Weather Situation
A high pressure system over southern Victoria is forecast to move over the Tasman Sea early today and continue to slowly move east. A weak trough is expected to cross Tasmania late Sunday. A cold front is then expected to approach the state from the west on Monday, directing the flow northwesterly before crossing Tasmania overnight into early Tuesday. A southwesterly flow will establish over the state in its wake.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Alligator Rock Temperature Statistics View More

September Temperature

Bicheno (Council Depot) (1km)

  • Lowest 4 September, 2026

    4.5 °C
  • Average September

    13 °C
  • Highest 8 September, 2026

    19.5 °C

Climate (2021–2026)

Bicheno (Council Depot) (1km)

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  • Average Low 2021–2026

    10.4 °C
  • Average 2021–2026

    14.3 °C
  • Average High 2021–2026

    18.2 °C
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