Waterfall Bay (Port Arthur) Weather Forecast

    • 9
    • 15

    Partly cloudy

    • 11
    • 15

    Showers increasing

    • 6
    • 10

    Showers

    • 6
    • 12

    Shower or two

    • 7
    • 13

    Mostly sunny

    • 7
    • 14

    Partly cloudy

    • 8
    • 13

    Possible shower

Today 27 Jul South East

Partly cloudy. Slight chance of a shower in the south, most likely in the morning and afternoon. Near zero chance of rain elsewhere. Winds northwesterly 25 to 40 km/h turning northerly 20 to 30 km/h in the evening. Overnight temperatures falling to between 7 and 10 with daytime temperatures reaching between 12 and 16.

South East Coastal Waters

Tasman Island to South East Cape
Wind
Northwesterly 15 to 20 knots, reaching up to 30 knots offshore during the morning and early afternoon. Winds turning northerly in the evening.
Seas
2 to 3 metres, decreasing to 1 to 2 metres by early evening.
1st Swell
West to southwesterly 2.5 to 3 metres, increasing to 3 to 4 metres during the morning.
Weather
Partly cloudy.
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 24 July, 2026

    2.5 °C

  • Average July

    9.5 °C

  • Highest 19 July, 2026

    17 °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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