Sydney Weather in July
In July, Sydney averages a high of 18°C (64°F) and a low of 9°C (48°F), from 56 years of daily records (1971–2026).
18°C
Average high
64°F
9°C
Average low
48°F
27°C
Record high
80°F · July 30, 2017
3°C
Record low
38°F · July 27, 1986
What July Is Like in Sydney
- July 2026 was the 2nd warmest July in 56 years of records, 1.5°C (2.8°F) above the long-run average.
- 7 of the 10 warmest Julys on record in Sydney have come since 2012.
- The coldest July reading, 3°C (38°F) on July 27, 1986, has not been matched in 40 years.
- July is Sydney's coldest month of the year.
At least 1 mm of rain falls on 23% of July days, and the month averages 73 mm in total.
Warmest: 2018 (19.9°C)Latest: 2026 (17.9°C)10-year averageLong-run average (17.5°C)
Look Up a Day in July
See the weather in Sydney on any July date, year by year.
Source: NOAA GHCN-Daily, Sydney (Observatory Hill) (1971–2020); Sydney Harbour (Wedding Cake W (2020–2026). Averages cover 1971–2026. How we compute this