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Monthly climate guide

Byron Bay weather in March

Expect warm weather in Byron Bay in March: afternoons reach about 26°C (78°F), while nights drop to around 24°C (74°F). Around 183 mm of rain falls over the month (very wet), and skies are often cloudy. Daytime highs are about the same as February and 2°C warmer than April.

What stands out in March

  • It's wetter than a typical month in Byron Bay — roughly 90% more rain than average.
  • Seasonally, March counts as early autumn in Byron Bay — the seasons are reversed south of the equator.
  • Days and nights are close, only about 2°C apart.
  • It's humid — around 77% — so the heat feels heavier.

It's usually the wettest month of the year.

Avg high

26°C

78°F

Avg low

24°C

74°F

Rainfall

183 mm

very wet

Humidity

77%

relative

Sky

60%

cloud · often cloudy

Byron Bay weather by month

Low → high °C Rain (mm)
Show the monthly averages as a table
Average monthly climate in Byron Bay
MonthAvg highAvg lowRainHumidityCloud cover
January26°C / 79°F24°C / 75°F176 mm77%55%
February26°C / 79°F24°C / 75°F162 mm77%56%
March26°C / 78°F24°C / 74°F183 mm77%60%
April24°C / 75°F22°C / 71°F92 mm74%51%
May22°C / 71°F19°C / 67°F60 mm71%50%
June20°C / 68°F18°C / 64°F112 mm72%55%
July20°C / 67°F17°C / 62°F38 mm70%43%
August20°C / 68°F17°C / 62°F50 mm68%37%
September21°C / 70°F18°C / 65°F27 mm72%38%
October23°C / 73°F20°C / 67°F64 mm74%48%
November24°C / 75°F21°C / 71°F72 mm75%51%
December25°C / 77°F23°C / 73°F117 mm76%58%

What to pack for March

  • T-shirts plus a light layer for the evening
  • Comfortable trainers or sandals for long walks
  • A compact umbrella or packable rain jacket
  • Water-resistant shoes
  • Quick-dry fabrics — it feels stickier than the temperature suggests
Full season-by-season packing guide →

Is March a good time to visit Byron Bay?

Compare the months in the chart above to find your ideal window.

Best time to visit Byron Bay →

Other Australia cities in March

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Byron Bay in March: quick answers

Is March a good time to visit Byron Bay?

March is one of the wetter months in Byron Bay, with about 183 mm of rain. You can still go: pack a rain jacket and keep plans flexible.

How warm is Byron Bay in March?

Average highs are about 26°C (78°F) and average lows about 24°C (74°F), based on 10 years of daily data.

Does it rain a lot in Byron Bay in March?

Byron Bay typically gets around 183 mm of rain in March — very wet. It's usually the wettest month of the year.

Figures are long-term averages for the area around Byron Bay (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.