When to go · Perth
Perth in July
Avoid month. Listed as a month to avoid: Dec–Feb (heat over 36°C (97°F)), Jun–Aug (wet and cool).Avoid month. Listed as a month to avoid: Dec–Feb (heat over 97°F (36°C)), Jun–Aug (wet and cool).
Key facts
- Verdict
- Avoid
- Temperature
- 19°C (66°F)66°F (19°C) / 8°C (46°F)46°F (8°C)
- average high / low
- Rain days
- 17
- Crowds
- High
- Australia overall
- Prices
- High
- Australia overall
Verdict
Listed as a month to avoid: Dec–Feb (heat over 36°C (97°F)), Jun–Aug (wet and cool).Listed as a month to avoid: Dec–Feb (heat over 97°F (36°C)), Jun–Aug (wet and cool).
Is another month better than July?
July is rated avoid. These months rate higher:
Weather in July
- PerthHighs around 19 °C (66 °F), lows around 8 °C (46 °F), rain on about 17 daysHighs around 66 °F (19 °C), lows around 46 °F (8 °C), rain on about 17 days
- South-west, Australia · Perth, Margaret River, Rottnestcool
Dry, hot summers with afternoon sea breeze; wildflowers north of Perth Aug–Oct.
Crowds and prices
- Crowds · Australia overall
- High
- Prices · Australia overall
- High
Australia overall: Peak in the tropical north and the Red Centre during school holidays; ski season in the south-east.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Perth, side by side.
Verdict
Jul: Avoid
Mar: Great (better)
Daytime high
Jul: 19 °C (66 °F)66 °F (19 °C)
Mar: 30 °C (86 °F)86 °F (30 °C)
Night low
Jul: 8 °C (46 °F)46 °F (8 °C)
Mar: 17 °C (63 °F)63 °F (17 °C)
Rain days
Jul: 17
Mar: 4 (better)
Crowds
Jul: High
Mar: Medium
Prices
Jul: High
Mar: Medium
Festivals listed
Jul: 0
Mar: 1
July: Listed as a month to avoid: Dec–Feb (heat over 36°C), Jun–Aug (wet and cool).
March: Inside Perth's best window: Mar–May, Sep–Nov.
Perth: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings
- A rain jacket or umbrella and shoes that dry fast
- Layers: a fleece or light jacket