Byron Bay Weather in August
August in Byron Bay sees daytime temperatures around 21°C (70°F) and lows of 13°C (55°F) at night. With around 64 mm (2.5 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Byron Bay in August
Historically, approximately 9 days this month are expected to have rain, averaging 64 mm (2.5 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Byron Bay in August
Weather in Byron Bay is at its perfect in August. Highs reach 21°C (70°F), while nights settle around 13°C (55°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Byron Bay in August
The month enjoys around 240 hours of sunshine, creating mostly sunny days with good weather conditions.
Average water temperature in August
At 22°C (72°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Byron Bay's climate page.
Byron Bay Temperature in August
Min Temperature
13°C (55°F)
Max Temperature
21°C (70°F)
Water Temperature
22°C (72°F)
Chance of Rain
31%
Precipitation
64 mm (2.5 in)
Rainy days
9 days
Sunshine
240 hours
Percentage Sunshine
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Byron Bay typically stay consistent throughout August, with daily highs averaging around 21°C (70°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 14°C (57°F).
Average temperatures in August
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Byron Bay in August
Browse day-by-day weather records for Byron Bay spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Byron Bay historical weather extremes in August
Our historical data for Byron Bay spans 1990 to 2025, revealing these weather extremes.
- The warmest day in August was on August 24, 2009, with a maximum of 31°C (88°F).
- On August 2, 1990, Byron Bay saw its coldest August day with temperatures maxing out at 13°C (55°F).
- The coldest night in August in Byron Bay was on August 12, 2008, with a minimum of 2°C (36°F).
Best Places in Australia in August
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Byron Bay in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. With water temperatures around 22°C (72°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Byron Bay in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Byron Bay's climate page.
Temperature Rainfall Sunshine Water Temp
See the full Byron Bay climate overview or explore weather in Australia.
