Perth Weather in July
In July, Perth averages a high of 18°C (65°F) and a low of 9°C (49°F), based on 21 years of historical weather data from PERTH REGIONAL OFFICE.
18°C
Average high
65°F
9°C
Average low
49°F
26°C
Record high
79°F · 1976
1°C
Record low
33°F · 1971
What to Expect in Perth in July
Typical July days in Perth reach 18°C (65°F) during the afternoon and cool to around 9°C (49°F) overnight. On average, measurable rain falls on about 61% of days this month. Over the past 21 years, July temperatures in Perth have ranged from a record high of 26°C (1976) down to a record low of 1°C (1971).
For a day-by-day look or other months, see the full Perth weather history.