Perth Weather in May

Perth in May sees moderate temperatures, with highs around 15°C (59°F) and overnight lows of 6°C (43°F). Rainfall is fairly high at around 75 mm (3 in) on average, so pack waterproofs just in case.

Rainfall in Perth in May

Rain is expected on roughly 16 days, totalling around 75 mm (3 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Perth in May

Expect highs of 15°C (59°F) in Perth in May, with nights dropping to around 6°C (43°F). The difference between afternoon and evening temperatures is usually noticeable. At 6°C (43°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Perth in May

The month enjoys around 193 hours of sunshine, creating mostly sunny days with good weather conditions.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.