Perth Weather in May
21.7°C high · 12.1°C low · 97 mm rain · 5.6h sun
May is a warm month in Perth — not peak season, but a good time to avoid crowds.
May at a glance
| Metric | Value |
|---|---|
| Average high | 21.7°C |
| Average low | 12.1°C |
| Rainfall | 97 mm |
| Sunshine | 5.6 hours/day |
| Daylight | 10.4 hours |
What to pack in May
Pack comfortable clothes with a light layer for evenings, plus a raincoat and umbrella for Perth in May.
Perth weather by month
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Frequently asked questions
What is the weather in Perth in May?
Highs of 21.7°C and lows of 12.1°C, with about 97 mm of rain and 5.6 hours of sunshine per day.
Is May a good time to visit Perth?
May is a warm month in Perth — not peak season, but a good time to avoid crowds.
What to do in Perth · Best time to visit Perth
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.