When to go
The Best Time to Visit Perth
Month-by-month climate data for Perth, Australia — daily highs and lows, rain days, and an honest verdict for every month of the year.
September–November, March–May. Spring wildflowers or golden autumn — both dodge the 38°C summer spikes. Even winter (18°C) beats most places' summer.
Warmest in Perth: Feb (31°C / 88°F) · Coolest: Jun (18°C / 64°F) · Wettest: Jul (~17 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Perth climate, month by month
January
30° / 19°C
~0 rain days
Excellent
February
31° / 20°C
~2 rain days
Excellent
March
29° / 18°C
~5 rain days
Excellent
April
25° / 15°C
~6 rain days
Excellent
May
22° / 13°C
~10 rain days
Excellent
June
18° / 11°C
~14 rain days
Good
July
18° / 11°C
~17 rain days
Good
August
18° / 10°C
~13 rain days
Excellent
September
20° / 11°C
~8 rain days
Excellent
October
22° / 12°C
~6 rain days
Excellent
November
25° / 15°C
~6 rain days
Excellent
December
29° / 18°C
~2 rain days
Excellent
Plan around it
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