Perth Weather in March
In March, Perth averages a high of 29°C (85°F) and a low of 17°C (63°F), from 55 years of daily records (1971–2026).
29°C
Average high
85°F
17°C
Average low
63°F
42°C
Record high
108°F · March 7, 2007
6°C
Record low
43°F · March 27, 2007
What March Is Like in Perth
- A typical March brings 3.4 days above 35°C (95°F).
- The warmest March in the record was 1978; the coldest was 1984.
At least 1 mm of rain falls on 8% of March days, and the month averages 20 mm in total.
Warmest: 2011 (31.8°C)Latest: 2026 (29.8°C)10-year averageLong-run average (29.4°C)
Look Up a Day in March
See the weather in Perth on any March date, year by year.
Source: NOAA GHCN-Daily, Perth Metro (1993–2026); Perth Regional Office (1971–1992). Averages cover 1971–2026. How we compute this