Mason Bay Weather Forecast

    • 14
    • 19

    Partly cloudy

    • 8
    • 21

    Cloudy

    • 13
    • 17

    Shower

    • 12
    • 17

    Shower

    • 11
    • 21

    Shower

    • 13
    • 22

    Shower

    • 12
    • 21

    Partly cloudy

Today 23 Sep South East Coastal

Partly cloudy. Medium chance of showers, becoming less likely early this evening. The chance of a thunderstorm in the east, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds southwesterly 15 to 20 km/h tending southerly 15 to 25 km/h in the early afternoon then becoming light in the evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Southerly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm east of Esperance.
Weather Situation
A slow-moving trough will move across the Eucla coast during tonight and Tuesday, followed by a weak high passing through the Southern Ocean. A low pressure centre and trough will develop over southern WA later Friday or on Saturday, with a strong high pressure centre passing well south of the State in the Southern Ocean during the weekend.
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  • Temperature Forecast Bureau of Meteorology

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Mason Bay Temperature Statistics View More

September Temperature

Hopetoun North (29km)

  • Lowest 5 September, 2026

    6.2 °C

  • Average September

    15.6 °C

  • Highest 17 September, 2026

    33.9 °C

Climate (2021–2026)

Hopetoun North (29km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    16.4 °C

  • Average High 2021–2026

    21.9 °C
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