Half Moon Bay Weather Forecast

    • 14
    • 23

    Mostly sunny

    • 12
    • 24

    Becoming windy. Partly cloudy

    • 9
    • 22

    Partly cloudy

    • 9
    • 20

    Sunny

    • 14
    • 23

    Wind easing. Mostly sunny

    • 13
    • 25

    Mostly sunny

    • 13
    • 23

    Partly cloudy

Today 20 Jan North West Coast

Partly cloudy. Winds east to northeasterly 20 to 30 km/h tending northwest to northeasterly 15 to 25 km/h in the late afternoon then becoming light in the late evening. Daytime maximum temperatures in the low to mid 20s.

Far Northwest Coastal Waters

Sandy Cape to Stanley including King Island
Wind
Easterly 15 to 20 knots, reaching up to 25 knots inshore in the late morning. Winds turning south to southeasterly 10 to 15 knots in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre by early evening.
1st Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres south of King Island during the afternoon.
Weather
Sunny.
Weather Situation
A high pressure system centred over the southern Tasman Sea will persist early in the week. A cold front will move across the state from the west on Wednesday then another high pressure ridge will extend across later in the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Half Moon Bay Temperature Statistics View More

January Temperature

Smithton Aerodrome (19km)

  • Lowest 12 January, 2026

    6.3 °C

  • Average January

    16.7 °C

  • Highest 7 January, 2026

    25.9 °C

Climate (2021–Present)

Smithton Aerodrome (19km)

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  • Average Low 2021–2026

    7.9 °C

  • Average 2021–2026

    12.5 °C

  • Average High 2021–2026

    17.7 °C
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