Perth Weather in March
Thinking of visiting Perth in March? Expect high temperatures reaching 30°C (86°F) during the day, dropping to 17°C (63°F) at night, with some rainfall likely.
Rainfall in Perth in March
Based on our climate data of the past 30 years, about 6 days of rain are anticipated, with 20 mm (0.8 in) on average. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Perth in March
March is a good time to be in Perth. Days are excellent, reaching 30°C (86°F), with nights around 17°C (63°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.
Sunshine in Perth in March
With approximately 299 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Perth in March
March sees wind speeds averaging 6 m/s (12 knots). You'll experience strong winds that cause whole trees to sway and require effort when walking against them. As an average, expect variation from moderate breezes to particularly windy days that affect daily routines.
Average water temperature in March
At 21°C (70°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.If you prefer enjoying temperate temperatures and rain-free days, April, May, September, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Perth's climate page.
Perth Temperature in March
Min Temperature
17°C (63°F)
Max Temperature
30°C (86°F)
Water Temperature
21°C (70°F)
Chance of Rain
19%
Precipitation
20 mm (0.8 in)
Rainy days
6 days
Humidity
40%
Windspeed
6 m/s (12 knots)
Sunshine
299 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Perth typically drop from around 31°C (88°F) at the start of March to approximately 27°C (81°F) by the end. Nights are pleasant, with lows typically ranging from 15°C (59°F) to 19°C (66°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Perth in March
Browse day-by-day weather records for Perth spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Perth historical weather extremes in March
Based on weather observations in Perth between 1976 and 2026, these are the recorded extremes during March.
- Perth recorded its highest March temperature of 42°C (108°F) on March 7, 2007.
- Perth experienced its chilliest March day on March 19, 1993, reaching only 18°C (64°F).
- The lowest overnight temperature recorded in March was 4°C (39°F) (March 27, 2007).
Best Places in Australia in March
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in March →
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What to Wear in Perth in March
Warm weather calls for comfortable, breathable clothing in March. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Some rain is possible, so pack something to handle light showers. The water temperature sits at about 21°C (70°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Perth in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Perth's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Perth climate overview or explore weather in Australia.
