Byron Bay weather live forecast

Today's maximum temperature in Byron Bay is expected to be 21°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 04:01 on Sunday 17th May 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 Monday 18th May 2026

Expect isolated thunderstorms in Byron Bay, New South Wales with a maximum temperature of 21°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 97% chance of some rain and a fresh breeze of 32 kph from the north-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 97% chance of some rain97
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 32 kph from the North-East32
    kph wind from NE

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Byron Bay weather for Tuesday 19th May 2026

Expect isolated thunderstorms in Byron Bay, New South Wales with a maximum temperature of 23°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a fresh breeze of 31 kph from the north.

  • 23°C maximum temperature23
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 86% chance of some rain86
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Fresh breeze of 31 kph from the North31
    kph wind from N

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Byron Bay weather for Wednesday 20th May 2026

Expect sunshine and showers in Byron Bay, New South Wales with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a fresh breeze of 34 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 58% chance of some rain58
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 34 kph from the South34
    kph wind from S

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Byron Bay weather for Thursday 21st May 2026

Expect sunshine and showers in Byron Bay, New South Wales with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 38% chance of some rain and a fresh breeze of 34 kph from the south.

  • 20°C maximum temperature20
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 38% chance of some rain38
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 34 kph from the South34
    kph wind from S

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Byron Bay weather for Friday 22nd May 2026

Expect broken clouds in Byron Bay, New South Wales with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 36 kph from the south.

  • 21°C maximum temperature21
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Fresh breeze of 36 kph from the South36
    kph wind from S

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