Broughton Island Weather Forecast

    • 14
    • 21

    Rain

    • 12
    • 20

    Shower or two

    • 11
    • 19

    Showers

    • 14
    • 20

    Showers. Windy

    • 15
    • 22

    Showers

    • 14
    • 22

    Shower or two

    • 13
    • 22

    Shower or two

Today 19 May Hunter

Cloudy. Very high chance of rain, most likely in the morning. The chance of a thunderstorm from the late morning. Light winds becoming westerly 15 to 25 km/h in the morning. Overnight temperatures falling to between 12 and 15 with daytime temperatures reaching between 16 and 20.

Hunter Coastal Waters

Seal Rocks to Broken Bay
Wind
North to northwesterly 15 to 25 knots turning west to southwesterly during the morning and early afternoon. Winds reaching up to 30 knots offshore early in the morning and again in the evening.
Seas
2 to 3 metres, decreasing to 1 to 1.5 metres during the morning, increasing to 1 to 2 metres south of Port Stephens by early evening.
1st Swell
Northeasterly 2 to 3 metres.
Weather
Cloudy. 95% chance of rain. The chance of a thunderstorm.
Weather Situation
A trough is heading eastwards and forecast to cross the coastal waters during today. A low pressure has formed within the trough in the northeast of the state as the system enters the Tasman Sea later today. The low will then remain over the Tasman Sea while whipping fresh to strong southerly winds and large powerful swells to the coastline mid to late this week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Broughton Island Temperature Statistics View More

May Temperature

Williamtown RAAF Base (48km)

  • Lowest 8 May, 2026

    7.8 °C

  • Average May

    17 °C

  • Highest 4 May, 2026

    27.5 °C

Climate (2021–Present)

Williamtown RAAF Base (48km)

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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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