Boston Weather Forecast

    • 16
    • 26

    Shower or two

    • 12
    • 20

    Showers

    • 11
    • 24

    Showers. Storms

    • 10
    • 18

    Shower or two

    • 8
    • 18

    Cloudy

    • 9
    • 20

    Shower or two

    • 11
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    Shower or two

Today 19 Oct Port Lincoln

Cloudy. High chance of showers, most likely in the evening. The chance of a thunderstorm in the evening. Winds south to southeasterly 20 to 30 km/h.

Spencer Gulf Coastal Waters

Wind
Northwest to northeasterly 10 to 15 knots tending south to southeasterly 15 to 20 knots in the middle of the day. Winds reaching up to 25 knots north of Cowell to Wallaroo in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
South to southwesterly around 1 metre.
Weather
Cloudy. 50% chance of showers south of Cowell to Wallaroo, near zero chance elsewhere. The chance of a thunderstorm in the evening.
Weather Situation
A weakening ridge over the eastern waters will be cleared by a trough pushing in from the west this morning. This trough and an embedded low will move inland with another low pressure system moving into the Bight by Tuesday. A series of troughs and a cold front will move over coastal waters with the passing of this low through the mid week before a ridge extends over waters late by Wednesday.
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  • Temperature Forecast Bureau of Meteorology

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Boston Temperature Statistics View More

October Temperature

Port Lincoln Airport (6km)

  • Lowest 15 October, 2025

    4.8 °C
  • Average October

    14.9 °C
  • Highest 4 October, 2025

    34 °C

Climate (2020–Present)

Port Lincoln Airport (6km)

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  • Average Low 2020–2025

    11.4 °C
  • Average 2020–2025

    15.8 °C
  • Average High 2020–2025

    21.3 °C
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