Today's Weather Forecast - Perth

Today's weather in Perth. high 24°C (75°F), low 13°C (55°F). Partly Cloudy.

Today’s Hourly Weather Outlook

Morning6 AM – Noon17°
Wind speed
15 km/h
Rain probability
0%
AfternoonNoon – 6 PM23°
Wind speed
17 km/h
Rain probability
0%
Evening6 PM – Midn18°
Wind speed
15 km/h
Rain probability
0%
NightMidn – 6 AM14°
Wind speed
14 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:51 AM
Total Daylight
Day completeSolar noon 12:13 PM
Sunset
Dusk 6:36 PM
RemainingDaylight ended
Solar elevation-51°
vs yesterday+3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM10
Monitoring station
Caversham
PM2.5
6μg/m³
PM10
7μg/m³
O₃
22ppb
NO₂
3.4ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Perth is forecast to reach a high of 24°C today, with an overnight low around 13°C. That's 6° above the long-term average high of 18°C for this time of year. It continues a recent pattern — 18 of the last 28 days with published data have run warmer than normal. Expect little chance of rain (0% probability) and a gentle breeze averaging 17 km/h. Air quality is currently good (AQI 35), with no notable outdoor health concerns.

Today vs Normal

24°C+6° above normal

The long-term average high for today is 18°C.

18 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-28: 19°C19°2026-08-29: 20°C20°2026-08-30: 22°C22°2026-08-31: 19°C19°2026-09-01: 16°C16°2026-09-02: 17°C17°2026-09-03: 18°C18°2026-09-04: 17°C17°2026-09-05: 18°C18°2026-09-06: 18°C18°2026-09-07: 20°C20°2026-09-08: 20°C20°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.