Castor Reef Weather Forecast

    • 28
    • 29

    Partly cloudy

    • 28
    • 29

    Shower

    • 28
    • 29

    Shower

    • 28
    • 28

    Shower

    • 28
    • 28

    Partly cloudy

    • 28
    • 29

    Partly cloudy

    • 28
    • 29

    Partly cloudy

Today 23 Jan Herbert and Lower Burdekin

Mostly sunny morning. Slight chance of a shower in the afternoon. Light winds becoming east to northeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening. Overnight temperatures falling to the low 20s with daytime temperatures reaching the low to mid 30s.

Townsville Coastal Waters

Cardwell to Bowen
Wind
East to southeasterly 10 to 15 knots decreasing to about 10 knots before dawn then increasing to 15 to 20 knots in the early morning.
Seas
Around 1 metre, increasing to 1 to 1.5 metres outside the reef by early evening.
1st Swell
Easterly around 1 metre outside the reef.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castor Reef Temperature Statistics View More

January Temperature

Alva Beach (102km)

  • Lowest 5 January, 2026

    22.2 °C

  • Average January

    27 °C

  • Highest 18 January, 2026

    32.5 °C

Climate (2021–Present)

Alva Beach (102km)

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  • Average Low 2021–2026

    21.3 °C

  • Average 2021–2026

    24.7 °C

  • Average High 2021–2026

    28.2 °C
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