Perth Weather in May

What's the weather like in Perth (Ontario) in May 2024?

The climate in Perth during May can be summarized as mild and reasonably dry.

May is in the spring in Perth and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (66°F), whilst at night 6°C (44°F) is normal.

Perth weather averages (imperial / metric)
Daytime temperature 18.6°C 65.5°F
Nightly temperature 6.4°C 43.5°F
Average temperature 12.5°C 54.5°F
Daily sunshine 8 hrs
Avg rainfall 69 mm 2.7 ins
Rainy days 10 days
Sea temperature 6.3°C 43.4°F
Humidity 67%
Windspeed 13.3kph 8 mph

On average May is the 5th driest month of the year in Perth with around 69mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 8 hours of sunshine per day.

May temperatures in Perth

Perth average temperature in May

May rainfall

Perth average rain in May

May hourly sunshine

Perth average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Perth in May 2024.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Perth weather stats

Perth weather statistics
Hottest month: July 26.3°C 79.3°F
Driest month: January 57mm 2.2ins
Sunniest month: July 9.8hrs
Coldest month: January -5.7°C 21.7°F
Wettest month: September 81mm 3.2ins
Map showing location of Perth (44.90011, -76.24939) Perth map pin © Google

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