Mason Bay Weather Forecast

    • 11
    • 23

    Partly cloudy

    • 13
    • 19

    Shower

    • 9
    • 21

    Cloudy

    • 12
    • 17

    Shower

    • 11
    • 17

    Shower

    • 12
    • 20

    Shower

    • 12
    • 19

    Shower

Today 22 Sep South East Coastal

Partly cloudy. Very high chance of showers in the east, medium chance elsewhere. A thunderstorm likely. Winds northwest to northeasterly 25 to 35 km/h decreasing to 15 to 25 km/h in the early afternoon then becoming light in the evening. Daytime maximum temperatures 25 to 30.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Northeasterly 10 to 15 knots tending southeast to southwesterly in the evening. Winds reaching up to 30 knots east of Esperance in the late evening.
Seas
Below 1 metre, increasing to 1 to 2 metres east of Esperance.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Partly cloudy. The chance of a thunderstorm east of Hopetoun in the afternoon and evening.
Weather Situation
A ridge lies to the southeast, with a west coast trough developing today. The trough moves eastward on Tuesday as a cold front passes to the south of the State tonight and Tuesday, lingering over the Esperance and Eucla Coast. The next cold front reaches the southwest corner on Thursday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mason Bay Temperature Statistics View More

September Temperature

Hopetoun North (29km)

  • Lowest 5 September, 2026

    6.2 °C

  • Average September

    15.5 °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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