AustraliaAverage weather for Sydney in August
It's pleasantly warm in August in Sydney with an average temperature of 19°C. Temperatures this month range from a low of 18°C to a high of 21°C. At night, you can expect temperatures between 10°C and 12°C.
Start of August
The month of August starts in Sydney with mild temps, averaging around 20°C during the day and nights around 11°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid August
By mid-August, daytime temps stay steady at around 20°C, with nights around 11°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of August
By the end of August, the average daytime temperature in Sydney is around 20°C, while nighttime temps are about 11°C. A shower might pop up, but overall, the weather will be dry and sunny.
Water temperature
The water temperature at Sydney is 21°C this month. Pleasant for a swim.
In August, there is an average of 69 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Sydney in August |
New York | ||
|---|---|---|---|
 Average temperature |
19°C | 30°C | |
 Max. temperature |
21°C | 31°C | |
| Min. temperature |
18°C | -5°C | |
 Total precipitation |
69 mm | 79 mm | |
| Rainy days |
7 days | 13 days | |
July
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Sydney?
Looking for great weather? August is a good time to be in Sydney. The temperatures are nice, and there’s not too much rain.
Temperature records
With 29°C in 2015, Sydney reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 13°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 18°C.
Check out the climate of Sydney for all months and discover the best travel time
Curious about the weather in other parts of Australia? Check out the climate and weather for spots like Gold Coast, Melbourne, Cairns, or explore other destinations in Australia.
Daily Temperature in August in Sydney
This chart shows the average daily high and low temperatures in August for Sydney, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Sydney
The chart below shows the average daily precipitation in August for Sydney, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 7 days of precipitation in Sydney.
Daily UV index in August in Sydney
This chart shows the average daily UV index in August in Sydney, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Sydney over the years
This chart shows the average temperature in August in Sydney, measured in degrees Celsius, over the past few years.
Total precipitation in August in Sydney over the years
This chart shows the average precipitation in August in Sydney, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Sydney
Click on any day in August to get detailed info about the usual weather on that day in Sydney. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Sydney
Have you been to Sydney in August?
Share your weather experience in August in Sydney.
Average weather in Sydney by month
Click on a month below to see detailed weather info for Sydney. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
