Waterfall Bay (Port Arthur) Weather Forecast

    • 11
    • 15

    Showers easing

    • 7
    • 13

    Showers increasing

    • 6
    • 10

    Rain. Windy

    • 7
    • 12

    Possible shower

    • 7
    • 11

    Partly cloudy

    • 6
    • 12

    Shower or two

    • 7
    • 12

    Possible shower

Today 2 Jul South East

Partly cloudy. Very high chance of showers, most likely in the morning and afternoon. Winds north to northeasterly 15 to 25 km/h tending north to northwesterly in the early morning then becoming northwesterly 25 to 35 km/h in the middle of the day. Overnight temperatures falling to between 4 and 10 with daytime temperatures reaching between 10 and 15.

South East Coastal Waters

Tasman Island to South East Cape
Wind
North to northeasterly 15 to 20 knots turning northwesterly in the morning. Winds reaching up to 30 knots offshore in the late afternoon.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.
Weather
Cloudy. 95% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Waterfall Bay (Port Arthur) Temperature Statistics View More

July Temperature

Tasman Island (15km)

  • Lowest 1 July, 2026

    10.9 °C

  • Average July

    12.7 °C

  • Highest

    –

Climate (2021–2026)

Tasman Island (15km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    11.5 °C

  • Average High 2021–2026

    14.6 °C
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