Sepulchre Island Weather Forecast

    • 14
    • 27

    Mostly sunny

    • 15
    • 32

    Sunny morning. Shower or two

    • 12
    • 17

    Showers

    • 11
    • 19

    Cloudy

    • 9
    • 21

    Mostly sunny

    • 9
    • 26

    Sunny

    • 14
    • 28

    Partly cloudy

Today 25 Sep Illawarra

Partly cloudy. The chance of fog in the early morning. Slight chance of a shower in the north in the late morning and afternoon. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Light winds becoming northwest to northeasterly 15 to 25 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 11 and 15 with daytime temperatures reaching around 30.

Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sepulchre Island Temperature Statistics View More

September Temperature

Nowra (RAN Air Station) (18km)

  • Lowest 17 September, 2026

    4.9 °C
  • Average September

    15.7 °C
  • Highest 20 September, 2026

    30.6 °C

Climate (2021–2026)

Nowra (RAN Air Station) (18km)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2021–2026

    12.1 °C
  • Average 2021–2026

    16.6 °C
  • Average High 2021–2026

    22.6 °C
Get WillyWeather+ to remove ads