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

May weather forecast and climate
Byron Bay, Australia

May, the last month of the autumn, in Byron Bay, is another warm month, with average temperature fluctuating between 23°C (73.4°F) and 13°C (55.4°F).

Temperature

In Byron Bay, Australia, the average high-temperature is relatively the same as in April - a still moderately hot 23°C (73.4°F). The average low-temperature, in May, is 13°C (55.4°F).

Rainfall

In Byron Bay, during 12 rainfall days, 188mm (7.4") of precipitation is typically accumulated. Throughout the year, there are 134 rainfall days, and 1833mm (72.2") of precipitation is accumulated.

Sea temperature

In Byron Bay, the average seawater temperature is 24.1°C (75.4°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.1°C (75.4°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In Byron Bay, the average length of the day is 10.7h.

Sunshine

With an average of 6h of sunshine, May has the least sunshine of the year in Byron Bay, Australia.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Byron Bay?

The average high-temperature, in May, in Byron Bay, is 23°C (73.4°F), while the average low-temperature is 13°C (55.4°F).

How many days does it rain in May in Byron Bay?

In Byron Bay, in May, it is raining for 12 days, with typically 188mm (7.4") of accumulated precipitation.

What is the sea temperature in May in Byron Bay?

In May, the average sea temperature is 24.1°C (75.4°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.1°C (75.4°F) water may be enjoyable.

How many hours of daylight does Byron Bay have in May?

In Byron Bay, Australia, the average length of the day in May is 10.7h.

What is the month with the least sunshine in Byron Bay?

With an average of 6h of sunshine, May has the least sunshine of the year in Byron Bay.

How many hours of sunshine does Byron Bay have in May?

In May, the average sunshine in Byron Bay is 6h.

How high is the UV index in May in Byron Bay?

In Byron Bay, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in May - Byron Bay, Australia
  • 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).

  • 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).

Average rainfall in May - Byron Bay, Australia
  • 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).

Average rainfall days in May - Byron Bay, Australia
  • 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).

Average sea temperature in May - Byron Bay, Australia
  • 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).

Average daylight in May / Average sunshine in May - Byron Bay, Australia
  • Average daylight in May: 10.7h

The month with the longest days is December (Average daylight: 13.9h).
The month with shortest days is June (Average daylight: 10.3h).

  • 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).

Average UV index in May - Byron Bay, Australia
  • 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).