Cascades Bay Weather Forecast

    • 6
    • 11

    Mostly clear

    • 3
    • 13

    Shower or two developing

    • 6
    • 11

    Cloud clearing

    • 5
    • 12

    Mostly sunny

    • 6
    • 13

    Mostly sunny

    • 7
    • 14

    Mostly sunny

    • 8
    • 14

    Shower or two

Today 6 Jul South East

Clear. Light winds.

Frederick Henry Bay and Norfolk Bay Boating

Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
Weather
Clear.
Weather Situation
A very strong high pressure centre lies over Tasmania today and will persist tomorrow, with a weak trough to pass close to the southeast later tomorrow and early Wednesday. The high is expected to weaken a little but remain in place on Wednesday before slowly moving over the Tasman Sea on Thursday and Friday as a series of cold fronts slowly approach from the west.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cascades Bay Temperature Statistics View More

July Temperature

Tasman Island (25km)

  • Lowest 4 July, 2026

    3.9 °C

  • Average July

    9.2 °C

  • Highest 1 July, 2026

    15.3 °C

Climate (2021–2026)

Tasman Island (25km)

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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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