Mariposa Beach Weather Forecast

    • 5
    • 14

    Sunny

    • 2
    • 15

    Partly cloudy

    • 9
    • 17

    Shower

    • 6
    • 14

    Shower

    • 2
    • 14

    Sunny

    • 2
    • 15

    Shower

    • 7
    • 14

    Shower

Today 20 Jul East Coast

Mostly sunny. Slight chance of a shower in the south early this morning. Areas of morning frost about higher ground. Winds west to northwesterly 15 to 25 km/h. Daytime maximum temperatures between 9 and 13.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Westerly 10 to 15 knots, reaching up to 20 knots offshore in the late morning. Winds turning northwesterly in the early afternoon.
Seas
1 to 2 metres, decreasing below 1 metre during the afternoon.
1st Swell
South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the afternoon.
Weather
Sunny.
Weather Situation
A high pressure system over Victoria extends a weak ridge over the Tasmania today. The high is expected to move over the Tasman Sea, to the east of Tasmania, during Monday. Another cold front is forecast to cross the state on Tuesday evening, anchored to a low well to the southwest of Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mariposa Beach Temperature Statistics View More

July Temperature

St Helens Aerodrome (20km)

  • Lowest 12 July, 2025

    0 °C

  • Average July

    9.1 °C

  • Highest 7 July, 2025

    16.6 °C

Climate (2020–Present)

St Helens Aerodrome (20km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
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