Weather in Perth in March 2025
Average weather
Average temperature in Perth in March
Going from a maximum of +37°C during the day to a minimum of +15°C during the night, the temperature in March averages around +30°C.
The average maximum temperature goes down 73% by the end of the month, compared with the beginning of the month, from +37°C to +21°C.
Is Perth warm or cold in March?
Perth is typically warm in March.
Maximum temperatures go down compared to the previous month from +31°C to +29°C. The minimum temperature also goes down from +19°C to +17°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
March is one of the warmest months in Perth, here is the comparison with other months:
Water temperature in Perth in March
Water in Perth in March is Comfortable. It varies from +21°C to +25°C, with an average of +23°C. The air temperature averaging +29°C is higher than the water temperature.
The water temperature in March is one of the warmest of the entire year:
Can you swim in Perth in March?
Climate in Perth in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +31°C | +29°C | +25°C | ||||
| Min. temperature | ||||||
| +9°C | +6°C | +4°C | ||||
| Max. temperature | ||||||
| +43°C | +41°C | +38°C | ||||
| Rainfall | ||||||
| 17 mm | 18 mm | 31 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| +23°C | +23°C | +23°C | ||||
| Humidity | ||||||
| 54% | 57% | 64% | ||||
| Air pressure | ||||||
| 1011 HPa | 1014 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 19 | 18 | 14 | ||||
| Cloudy days | ||||||
| 5 | 7 | 8 | ||||
| Rainy days | ||||||
| 3 | 5 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
March weather is still as great as in February. It’s getting colder in March. From +31°C in the day, the average maximum temperature lowers to +29°C. Prepare for more rain. Average rainfall goes from 17 mm to 18 mm. Humidity rises from 54% to 57%. The average wind speed doesn’t change much during March, staying around 5 m/s. The days becoming less sunny, going from 19 sunny days in February to 18 in March.
Next month (April) brings a further decline in the weather.
Wind
The average wind speed is 5 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Perth is gradually increasing during March, going from 4 m/s to 7 m/s over the course of the month.
Rain
How was the weather last March in Perth?
Climate Change over Years
The climate in Perth in March has not changed much over the last 43 years.
The average temperature was the lowest in 1990 (+22°C) and the highest in 2023 (+25°C). The driest year was 2010 with only 285 mm of rainfall, and the wettest year was 2012 with 1017 mm.
FAQ
Is March a good time to visit Perth?
Can you sunbathe in Perth in March?
Can you swim in Perth in March?
Is Perth rainy in March?
Is it sunny in Perth in March?
Other cities in Australia
Monthly weather in Perth
Source of the data
For this page, we’ve looked at the typical weather in Perth, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.