Byron Bay weather live forecast

Today's maximum temperature in Byron Bay is expected to be 28°C. Select a day from the live weather forecast for Byron Bay, New South Wales, Australia for more weather parameters.

5-day weather forecast updated at 04:03 on Saturday 17th January 2026 GMT

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The 5-day weather forecast for New South Wales (Byron Bay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Byron Bay weather forecast by day

Below are the detailed weather forecasts for Byron Bay for the next 5 days.

Byron Bay weather for Saturday 17th January 2026

Expect isolated thunderstorms in Byron Bay, New South Wales with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 21 kph from the south-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 87% chance of some rain87
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the South-East21
    kph wind from SE

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Byron Bay weather for Sunday 18th January 2026

Expect isolated thunderstorms in Byron Bay, New South Wales with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 24 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 98% chance of some rain98
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Moderate breeze of 24 kph from the South24
    kph wind from S

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Byron Bay weather for Monday 19th January 2026

Expect sunshine and showers in Byron Bay, New South Wales with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a fresh breeze of 32 kph from the south.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 67% chance of some rain67
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Fresh breeze of 32 kph from the South32
    kph wind from S

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Byron Bay weather for Tuesday 20th January 2026

Expect mostly cloudy with rain in Byron Bay, New South Wales with a maximum temperature of 24°C, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a fresh breeze of 32 kph from the south.

  • 24°C maximum temperature24
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 73% chance of some rain73
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 32 kph from the South32
    kph wind from S

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Byron Bay weather for Wednesday 21st January 2026

Expect mostly cloudy with light rain in Byron Bay, New South Wales with a maximum temperature of 25°C, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a fresh breeze of 29 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 53% chance of some rain53
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Fresh breeze of 29 kph from the South29
    kph wind from S

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Metric (°C / mm)  |  Imperial (°F / inches)

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