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Perth Weather Forecast
| REST OF TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | SATURDAY |
 |  |  |  | |  |  | | | |
| Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Clearing |
| Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 70°FHi: 21°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C |
| POP: 40% | POP: 50% | POP: 50% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 943 AM EDT Sun Sep 20 2026 
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Issued: 950 AM EDT Sun Sep 20 2026
Key Messages
- Scattered to numerous showers and storms will be around at times later today and tonight.
- An isolated severe storm with damaging winds is possible this afternoon. Locally heavy rain remains a threat.
- Rain chances continue early this week, then dry weather should return. Temperatures will be much cooler after today.
Discussion
(Today through Saturday)... Issued at 248 AM EDT Sun Sep 20 2026
Early This Morning...
Some upper energy along with the old surface front were generating some scatt...