Sepulchre Island Weather Forecast

    • 16
    • 25

    Possible shower

    • 16
    • 25

    Partly cloudy

    • 15
    • 23

    Shower or two

    • 16
    • 24

    Cloudy

    • 16
    • 28

    Possible late storm

    • 17
    • 35

    Sunny

    • 20
    • 31

    Mostly sunny

Today 20 Jan Illawarra

Partly cloudy. Medium chance of showers, most likely in the morning and afternoon. Light winds becoming southeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 12 and 17 with daytime temperatures reaching the low to mid 20s.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sepulchre Island Temperature Statistics View More

January Temperature

Nowra (RAN Air Station) (18km)

  • Lowest 2 January, 2026

    11.3 °C

  • Average January

    21.1 °C

  • Highest 10 January, 2026

    40.7 °C

Climate (2021–Present)

Nowra (RAN Air Station) (18km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    16.5 °C

  • Average High 2021–2026

    22.4 °C
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