Western Australia weather

Our guide to the weather in Western Australia during May

21

Average high

5

UV Index

16mm

Monthly rainfall

20

Sea temperature

We've looked at the most up-to-date weather data for Western Australia, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Western Australia weather in May.

How warm is it in Western Australia during May?

The temperature reaches around 21℃ during the daytime in May, falling away to 13℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Western Australia during May?

On average, in May you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Western Australia during May?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during May. With moderate humidity and mild air temperatures, the breeze will have a slight cooling effect.

How warm is the sea in Western Australia during May?

The water around Western Australia is around 20℃ during May. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.

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Western Australia Blog posts

From the UK's most popular travel bloggers

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10 Day South West Australia Road Trip Itinerary From Perth

14th February 2024 by I'm just a girl 16

Are you looking to tour South West Australia? Perhaps you need some inspiration for Perth road trips for your next holiday Down Under! This huge Western Australia road trip itinerary includes everything you need to know about planning the perfect road trip route in WA!...

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Things to Do in Exmouth, Australia

10th January 2023 by Coco Butter Blog

Exmouth, situated on the North West Cape in Western Australia, is a popular destination for those who enjoy outdoor activities and taking in stunning natural scenery. With its picturesque beaches, stunning coral reefs and diverse wildlife, there is plenty to explore and discover in this charming town....

Weather in Western Australia

Our month-by-month guide to the weather and climate in Western Australia

35.0

Western Australia weather in

January
33.5

Western Australia weather in

February
30.5

Western Australia weather in

March
26.8

Western Australia weather in

April
21.1

Western Australia weather in

May
17.7

Western Australia weather in

June
17.4

Western Australia weather in

July
19.7

Western Australia weather in

August
23.0

Western Australia weather in

September
28.1

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October
30.8

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November
33.7

Western Australia weather in

December