Perth, AustraliaQuick decision
When to visit Perth?
🌞 Best time overall
December
🌡️ Optimal temperature
64°F–82°F in December
🌧 Least rain
6% rainy days in December
🌧 Wettest month
July (50%)
📅 Best score
9.9/10
By trip type
Best time by type of trip
BeachesNovember–March — Cottesloe, Scarborough and white sand beaches.
Rottnest IslandSeptember–May — quokkas, cycling and snorkelling.
Swan ValleyMarch–May — vineyards, breweries and local producers 25 min away.
Kings ParkSeptember–November — wildflowers, CBD views and the river.
Monthly climate data
Perth weather month by month
| Month | Min °F | Max °F | Rainy days (%) | Precip. in/d | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ☀️ January | 66°F | 86°F | 5% | 0.0in | 13.1h | 9.1/10 |
| ☀️ February | 66°F | 86°F | 8% | 0.0in | 13.0h | 9.0/10 |
| ☀️ March | 64°F | 82°F | 15% | 0.1in | 11.5h | 9.0/10 |
| 🌤️ April | 59°F | 75°F | 20% | 0.0in | 10.7h | 8.2/10 |
| 🌤️ May | 54°F | 70°F | 26% | 0.1in | 9.9h | 7.5/10 |
| 🌤️ June | 52°F | 64°F | 43% | 0.2in | 9.2h | 7.0/10 |
| 🌦️ July | 50°F | 63°F | 50% | 0.2in | 9.2h | 6.4/10 |
| 🌦️ August | 50°F | 63°F | 43% | 0.2in | 10.4h | 7.0/10 |
| 🌤️ September | 52°F | 66°F | 27% | 0.1in | 11.2h | 7.4/10 |
| 🌤️ October | 54°F | 70°F | 23% | 0.1in | 12.0h | 7.9/10 |
| 🌤️ November | 59°F | 75°F | 13% | 0.0in | 13.4h | 8.9/10 |
| ☀️ December | 64°F | 82°F | 6% | 0.0in | 13.8h | 9.9/10 |
Ideal
Fair
Challenging climate
Source: Open-Meteo · 10 years
Seasonal breakdown
What to expect each season
🌸 Spring (Mar–May) — Good time
Average 24°F, 20% rainy days, 10.7h sunshine/day. Score: 8.2/10.
☀️ Summer (Jun–Aug) — Acceptable
Average 17°F, 45% rainy days, 9.6h sunshine/day. Score: 6.8/10.
🍂 Autumn (Sep–Nov) — Good time
Average 21°F, 21% rainy days, 12.2h sunshine/day. Score: 8.1/10.
❄️ Winter (Dec–Feb) — Excellent time
Average 29°F, 6% rainy days, 13.3h sunshine/day. Score: 9.3/10.
Accommodation
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Check availability during the recommended period
Tip : April, May offer a good weather/price balance — decent score with fewer crowds.
Search on Hotels.comActivities & tours
Activities and tours in Perth
Guided tours, skip-the-line tickets and local experiences.
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Flights
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Monthly weather
Detailed weather by month
FAQ
Frequently asked questions
December is ideal with 6% rainy days and 28°F.
July is the wettest month with 50% rainy days.
Yes, December is the best month with an average of 28°F.
In winter, the average score is 9.3/10. Acceptable conditions for cultural visits.
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