Weather overview
Перт enjoys a Mediterranean climate with warm, dry summers and mild, wet winters. From December to March, the city basks in long sunny days, with temperatures often climbing above +30 °C. This is the peak tourist season, ideal for beachgoers and outdoor activities.
In contrast, June to August brings cooler weather to Перт, with daytime highs around +18...+20 °C and occasional rain. While it’s the wettest time of year, the city remains vibrant, and indoor attractions become more appealing. Spring (September to November) and autumn (April and May) offer a pleasant balance, with mild temperatures and fewer crowds.
Temperature
Summers in Перт are hot, with average highs reaching +31.9 °C in January and +30.6 °C in December. Nights stay warm, rarely dropping below +18 °C, making it perfect for evening strolls along the coast. However, heatwaves can push temperatures even higher, so staying hydrated is key.
Winters are mild compared to many other destinations, with daytime temperatures hovering around +18...+20 °C in June and July. The coolest nights occur in July and August, when lows can dip to +8.7 °C. While it’s not freezing, a light jacket is useful for early mornings or breezy days.
Transitional seasons in Перт are particularly comfortable. In April, temperatures range from +14...+26 °C, while October sees a similar spread of +11.9...+23.5 °C. These months are great for exploring the city and nearby natural attractions without the extremes of summer or winter.
| Month | Minimum | Maximum |
|---|---|---|
| January | 18.3 | 31.9 |
| February | 18.5 | 31.8 |
| March | 17.5 | 29.9 |
| April | 14 | 26.2 |
| May | 10.6 | 22.8 |
| June | 9 | 19.7 |
| July | 9 | 18.7 |
| August | 8.7 | 19.2 |
| September | 9.8 | 21.3 |
| October | 11.9 | 23.5 |
| November | 14.5 | 27.1 |
| December | 17.1 | 30.6 |
Precipitation
Перт is one of Australia’s driest major cities, with most rainfall concentrated in the winter months. June and July are the wettest, averaging 132.1 mm and 163.9 mm respectively. Rainfall is usually light but frequent, so an umbrella or waterproof layer is handy.
From November to March, Перт experiences very little rain, with December and January often recording less than 10 mm. This dry spell makes summer the best time for beach trips and outdoor festivals. Even in the shoulder seasons, rainfall remains modest, with April and May seeing around 27 mm and 74.5 mm respectively.
Despite the winter rains, Перт still enjoys plenty of sunshine year-round. Even in the wettest months, showers are typically short-lived, leaving room for clear skies and outdoor plans.
| Month | Precipitation |
|---|---|
| January | 20.5 |
| February | 21.8 |
| March | 20.6 |
| April | 27 |
| May | 74.5 |
| June | 132.1 |
| July | 163.9 |
| August | 131.6 |
| September | 61.2 |
| October | 41.1 |
| November | 22.2 |
| December | 9.5 |
What to pack
For a summer trip to Перт, pack lightweight, breathable clothing to stay comfortable in the heat. A wide-brimmed hat, sunglasses, and sunscreen are essential, as UV levels can be high even on cloudy days. Swimwear is a must for beach outings, and a light cover-up will help during breezy evenings.
In winter, layers are key for Перт’s mild but variable weather. A light jacket or sweater will suffice for daytime, while a waterproof layer is useful for occasional rain. Comfortable walking shoes are ideal for exploring the city or nearby parks, where trails can be damp after showers.
During spring and autumn, versatile clothing works best in Перт. A mix of short-sleeve shirts, long-sleeve tops, and a light jacket will cover the temperature shifts. If you plan to visit in April or May, a scarf or shawl can be handy for cooler mornings and evenings.
| Month | Wind speed |
|---|---|
| January | 3.3 |
| February | 3 |
| March | 2.7 |
| April | 2.2 |
| May | 1.9 |
| June | 2.1 |
| July | 2.1 |
| August | 2.3 |
| September | 2.4 |
| October | 2.8 |
| November | 3.2 |
| December | 3.3 |