Barnes Rocks Weather Forecast

    • 14
    • 23

    Shower or two

    • 15
    • 22

    Rain

    • 14
    • 21

    Rain

    • 12
    • 20

    Shower or two

    • 11
    • 20

    Showers. Windy

    • 12
    • 20

    Showers. Becoming windy

    • 13
    • 21

    Shower or two

Today 17 May Hunter

Partly cloudy. The chance of morning fog. Medium chance of showers along the coastal fringe, slight chance elsewhere. The chance of a thunderstorm along the coastal fringe this morning. Light winds. Daytime maximum temperatures in the low 20s.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
Northeasterly 15 to 20 knots, reaching up to 25 knots offshore in the late evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres offshore north of Norah Head.
1st Swell
Easterly 1.5 metres, increasing to 1.5 to 2.5 metres during the morning, then tending east to northeasterly 1.5 to 2 metres by early evening.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm.
Weather Situation
A strong high pressure system over the southern Tasman Sea will slowly drift east towards New Zealand over the next several days while directing an onshore easterly airstream over the coastal waters of New South Wales. A coastal trough is expected to deepen about the north coast early next week, bringing unsettled weather.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Barnes Rocks Temperature Statistics View More

May Temperature

Williamtown RAAF Base (32km)

  • Lowest 8 May, 2026

    7.8 °C

  • Average May

    16.8 °C

  • Highest 4 May, 2026

    27.5 °C

Climate (2021–Present)

Williamtown RAAF Base (32km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    18.1 °C

  • Average High 2021–2026

    23.9 °C
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