Weather in Perth
What's the weather like in Perth?
Perth has a moderate climate and moderate rainfall spread across the year. Average daytime highs range from 30°C (86°F) in January to 17°C (63°F) in July, with overnight lows around 19°C (66°F) and 10°C (51°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit Perth are April through June, and September through November.
Quick facts
- Country
- 🇦🇺 Australia
- Region
- Oceania
- Time zone
- Australia/Perth
- Coordinates
- -31.951, 115.861
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 30°C / 86°F | 19°C / 66°F | 23 mm | 4 | — |
| February | 30°C / 86°F | 19°C / 66°F | 24 mm | 5 | — |
| March | 28°C / 83°F | 18°C / 65°F | 39 mm | 8 | — |
| April | 24°C / 75°F | 15°C / 59°F | 39 mm | 10 | — |
| May | 21°C / 69°F | 12°C / 54°F | 78 mm | 12 | — |
| June | 18°C / 65°F | 11°C / 51°F | 102 mm | 15 | — |
| July | 17°C / 63°F | 10°C / 51°F | 112 mm | 20 | — |
| August | 18°C / 64°F | 10°C / 50°F | 96 mm | 17 | — |
| September | 19°C / 67°F | 11°C / 51°F | 46 mm | 15 | — |
| October | 22°C / 71°F | 13°C / 55°F | 38 mm | 12 | — |
| November | 25°C / 78°F | 15°C / 59°F | 18 mm | 8 | — |
| December | 29°C / 83°F | 18°C / 64°F | 8 mm | 4 | — |
Perth by month
Detailed weather for any specific month:
Cities with a similar climate to Perth
Frequently asked questions
When is the best time to visit Perth?
The most comfortable months in Perth are usually April, May, October, when average highs sit near 18–26°C (64–79°F) with relatively little rain. See the full month-by-month breakdown for the exact figures.
What is the hottest month in Perth?
January is typically the hottest month in Perth, averaging a high of 30°C (86°F).
What is the coldest month in Perth?
August is usually the coldest, with average lows around 10°C (50°F).
Does it snow in Perth?
Snow is rare in Perth; the climate data shows essentially no snowfall across the year.
Live forecast, sunrise/sunset, and more.