Sydney weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Excellent
Best time to visit: April – May, July – February
What is the weather like in Sydney in July?
In July, Sydney is cool: daytime highs average 16 °C, and nights cool down to about 10 °C. The sea averages 18.7 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7 hours a day. Rain falls on about 6 days, adding up to 43 mm. All in all, July is an excellent month for a holiday in Sydney.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- 10 h 5 min06:58 – 17:04
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 15 km/haverage daily peak
- Cloud cover
- 36 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+10Australia/Sydney
How the score comes together
- Temperatureweight 50 %79 %
- Sunshineweight 20 %73 %
- Few rainy daysweight 30 %86 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in July
- A jumper for the evenings
Sydney in July: quick answers
Is Sydney hot in July?
No. In July, Sydney is cool: daytime highs average 16 °C and nights drop to about 10 °C.
Can you swim in Sydney in July?
Only if you don't mind cold water: in July the sea averages just 18.7 °C. Comfortable swimming is possible from November to May.
Does it rain much in Sydney in July?
Rain falls on about 6 days, adding up to 43 mm.
Sydney month by month
The whole year in SydneyAll destinations: AustraliaWhere to go in July
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)