June weather forecastByron Bay, Australia
June
Weather in June
Byron Bay experiences the brunt of winter during June, with average temperatures dropping to 18.6°C (65.5°F) during the day - the lowest of the year. Despite the chill in the air, the average sea temperature remains roughly stable at 22.6°C (72.7°F), providing a welcome respite. The lower temperatures paired with shorter daylight hours create a charming atmosphere in this coastal paradise. A smattering of rain is expected, however, it tends to dissipate quickly, preserving largely clear skies. July, though cooler, brings in a higher wind speed, adding an entrancing mistiness to the bay views.Temperature
The ushering in of June brings an average high-temperature of an enjoyable 18.6°C (65.5°F), closely mirroring the 20.8°C (69.4°F) of May. The temperature during June nights demonstrates a small drop from the daytime highs, settling to an average of 14.2°C (57.6°F).Humidity
In Byron Bay, the average relative humidity in June is 76%.Rainfall
In Byron Bay, in June, during 18.3 rainfall days, 82mm (3.23") of precipitation is typically accumulated. In Byron Bay, during the entire year, the rain falls for 197.8 days and collects up to 867mm (34.13") of precipitation.Sea temperature
In Byron Bay, the average seawater temperature in June is 22.6°C (72.7°F).Note: Cold sensitivities vary, but with the right amount of sunshine, a gentle breeze, and a warm day, a swim in 22.6°C (72.7°F) waters might be just right. Remember, Olympic swimmers are used to waters between 25°C (77°F) and 28°C (82.4°F).
Daylight
With an average of 10h and 24min of daylight, June has the shortest days of the year.On the first day of June, sunrise is at 6:30 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 4:59 pm AEST.
Sunshine
The month with the least sunshine in Byron Bay is June, with an average of 5.8h of sunshine.UV index
April through September, with an average maximum UV index of 5, are months with the lowest UV index in Byron Bay. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 5 in June translates into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Alert! UV radiation becomes sharper due to reflections from sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Byron Bay, Australia
- Average high temperature in June: 18.6°C
The warmest month (with the highest average high temperature) is January (26.5°C).
The month with the lowest average high temperature is July (18.3°C).
- Average low temperature in June: 14.2°C
The months with the highest average low temperature are January and February (21.8°C).
The coldest month (with the lowest average low temperature) is July (13.3°C).
Average pressure in June
Byron Bay, Australia
- Average pressure in June: 1019.9mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is January (1012.8mbar).
Average wind speed in June
Byron Bay, Australia
- Average wind speed in June: 16.9km/h
The windiest month (with the highest average wind speed) is October (18km/h).
The calmest month (with the lowest average wind speed) is May (15.3km/h).
Average humidity in June
Byron Bay, Australia
- Average humidity in June: 76%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is August (70%).
Average rainfall in June
Byron Bay, Australia
- Average rainfall in June: 82mm
The wettest month (with the highest rainfall) is February (123mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in June
Byron Bay, Australia
- Average rainfall days in June: 18.3 days
The month with the highest number of rainy days is March (23.1 days).
The month with the least rainy days is September (10.5 days).
Average sea temperature in June
Byron Bay, Australia
- Average sea temperature in June: 22.6°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 June /
Average sunshine in June
Byron Bay, Australia
- Average daylight in June: 10h and 24min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in June: 5h and 48min
The month with the most sunshine is November (Average sunshine: 10h and 30min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days in June
Byron Bay, Australia
- Average sunshine days in June: 9.5 days
The month with the most sunshine days is August (17.3 days).
The month with the least sunshine days is March (5.8 days).
Average UV index in June
Byron Bay, Australia
- Average UV index in June: 5
The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 5).
Average cloud cover in June
Byron Bay, Australia
- Average cloud cover in June: 38
The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in June
Byron Bay, Australia
- Average visibility in June: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





