Mason Bay Weather Forecast

    • 15
    • 22

    Windy

    • 14
    • 17

    Windy

    • 10
    • 20

    Shower

    • 11
    • 18

    Shower

    • 9
    • 19

    Shower

    • 9
    • 21

    Sunny

    • 9
    • 22

    Sunny

Today 31 May South East Coastal

Partly cloudy. Slight chance of a shower in the east, near zero chance elsewhere. Damaging winds possible. Winds northwesterly 30 to 45 km/h increasing to 35 to 50 km/h in the late evening.

Esperance Coastal Waters

Bremer Bay to Israelite Bay
Wind
Northwesterly 25 to 35 knots increasing to 30 to 40 knots in the evening.
Seas
2 to 3 metres, increasing to 2.5 to 4 metres by early evening.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Cloudy. 80% chance of showers. The chance of a thunderstorm east of Hopetoun.
Weather Situation
A deep low pressure system will move close to the South West Capes later Sunday afternoon and evening and along the south coast Monday morning. Strong to gale force winds are expected, easing from the west during Monday. Another weaker cold front moves over the South West Land Division on Tuesday. A new ridge will lie over central to southern parts of the State on Wednesday
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mason Bay Temperature Statistics View More

May Temperature

Hopetoun North (29km)

  • Lowest 9 May, 2026

    6.3 °C

  • Average May

    14.9 °C

  • Highest 21 May, 2026

    28.8 °C

Climate (2021–Present)

Hopetoun North (29km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    16.3 °C

  • Average High 2021–2026

    21.8 °C
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