Waterfall Bay (Port Arthur) Weather Forecast

    • 7
    • 11

    Partly cloudy

    • 7
    • 14

    Cloudy

    • 7
    • 14

    Mostly sunny

    • 8
    • 15

    Partly cloudy

    • 9
    • 14

    Partly cloudy

    • 8
    • 14

    Mostly sunny

    • 8
    • 14

    Partly cloudy

Today 14 Jul South East

Cloudy. Very high chance of showers in the far south, medium chance elsewhere. Snow falling above 800 metres. Possible small hail from the late morning. Winds west to northwesterly 20 to 30 km/h. Daytime maximum temperatures between 6 and 11.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to southwesterly 20 to 25 knots, reaching up to 30 knots in the late evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southwesterly 3 to 5 metres.
Weather
Partly cloudy. 70% chance of showers, with possible small hail early this evening.
Weather Situation
A trough clears to the east of Tasmania this evening. A west to northwesterly airstream will prevail over the state for the coming days, as a high pressure system builds over the mainland. The high will extend a ridge over Tasmania by late Wednesday and persist until Saturday.
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 4 July, 2026

    3.9 °C

  • Average July

    9 °C

  • Highest 1 July, 2026

    15.3 °C

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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