Waterfall Bay (Port Arthur) Weather Forecast

    • 11
    • 13

    Showers

    • 6
    • 10

    Showers increasing. Windy

    • 4
    • 13

    Showers. Wind easing

    • 8
    • 12

    Showers

    • 7
    • 14

    Partly cloudy

    • 8
    • 14

    Shower or two

    • 7
    • 11

    Showers

Today 22 Jul South East

Cloudy. Very high chance of showers. Snow falling above 1000 metres during the morning, descending to 500 metres by the evening. The chance of a thunderstorm in the far south in the morning and afternoon. Possible small hail in the afternoon and evening. Winds north to northwesterly 20 to 30 km/h tending west to northwesterly 25 to 35 km/h during the morning. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching between 8 and 13.

South East Coastal Waters

Tasman Island to South East Cape
Wind
North to northwesterly 15 to 20 knots turning westerly 20 to 30 knots in the late morning.
Seas
1 to 2 metres, increasing to 2 to 3 metres during the morning.
1st Swell
Westerly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore around midday.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm. Possible small hail in the afternoon and evening.
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

    9.8 °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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