Penn Islet Weather Forecast

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    Sunny

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

Today 23 Jan Central Coast and Whitsundays

Mostly sunny. Slight chance of a shower inland in the afternoon. Near zero chance of rain elsewhere. Light winds becoming easterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to the low 20s with daytime temperatures reaching the low to mid 30s.

Mackay Costal Waters

Bowen to St Lawrence
Wind
Easterly 10 to 15 knots turning southeasterly 15 to 20 knots early in the morning.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore during the afternoon.
1st Swell
Easterly around 1 metre offshore.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Penn Islet Temperature Statistics View More

January Temperature

Middle Percy Island (40km)

  • Lowest 4 January, 2026

    22.4 °C

  • Average January

    25.7 °C

  • Highest 18 January, 2026

    30.4 °C

Climate (2021–Present)

Middle Percy Island (40km)

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  • Average Low 2021–2026

    20.7 °C

  • Average 2021–2026

    22.6 °C

  • Average High 2021–2026

    25.5 °C
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