Byron Bay
Long-term weather forecast
Long-term weather forecast

May weather forecast and Climate
Byron Bay, Australia

  • The average high temperature in May: 23°C

The warmest month (with the highest average high temperature) is January (28°C).
Months with the lowest average high temperature are June and July (20°C).

  • The average low temperature in May: 13°C

Months with the highest average low temperature are January and February (20°C).
The coldest month (with the lowest average low temperature) is July (9°C).

  • The average rainfall in May: 188mm

The wettest month (with the highest rainfall) is March (239mm).
The driest month (with the lowest rainfall) is September (62mm).

  • The average rainfall days in May: 12 days

Months with the highest number of rainy days are February and March (14 days).
The month with the lowest number of rainy days is September (8 days).

  • The average sea temperature in May: 24.1°C

The best month for swimming (with the highest average sea temperature) is February (27.2°C).
The coldest month (with the lowest average sea temperature) is August (21.5°C).

  • The average daylight in May: 11h

Months with the longest days are January, November and December (Average daylight: 14h).
The month with shortest days is June (Average daylight: 10h).

  • The average sunshine in May: 6h

The month with most sunshine is September (Average sunshine: 9h).
The month with least sunshine is May (Average sunshine: 6h).

  • The average UV index in May: 5

Months with the highest UV index are January, February and December (UV index 12).
The month with the lowest UV index is June (UV index 3).