Western Australia (Perth)
May
Weather in Western Australia for May 2025
Your guide to Western Australia weather in May - trends and predictions
In general, the average temperature in Western Australia at the beginning of May is 22.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 20.4 °C by the end of May.
With an average of 3 rainy days, Western Australia experiences minimal rainfall in May.
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28
Dry days
3
Rainy days
0
Snow days
24°/12°
Temperatures
19 km/h
Avg max wind
52 %
Avg humidity
Western Australia in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  23° | 3 24° | 4  23° | |||
| 5  22° | 6  19° | 7 25° | 8  26° | 9 26° | 10  21° | 11 20° |
| 12 23° | 13 24° | 14 24° | 15 24° | 16 24° | 17 27° | 18 27° |
| 19 26° | 20 24° | 21 23° | 22 24° | 23 24° | 24 21° | 25 21° |
| 26 21° | 27 21° | 28 20° | 29 19° | 30 21° | 31 20° |
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Temperatures trend during May in Western Australia
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Partly cloudy | 24° /14° | 0.7 mm | 7 | |
| 2 May | Sunny | 23° /15° | 1.3 mm | 6 | |
| 3 May | Sunny | 24° /14° | 0.1 mm | 7 | |
| 4 May | Cloudy | 23° /13° | 0 mm | 6 | |
| 5 May | Overcast | 22° /13° | 0.1 mm | 6 | |
| 6 May | Moderate or heavy rain shower | 19° /13° | 5.7 mm | 6 | |
| 7 May | Cloudy | 25° /14° | 0.2 mm | 7 | |
| 8 May | Patchy rain possible | 26° /16° | 0.2 mm | 7 | |
| 9 May | Cloudy | 26° /18° | 0.2 mm | 7 | |
| 10 May | Heavy rain at times | 21° /15° | 7.5 mm | 5 | |
| 11 May | Overcast | 20° /14° | 0.2 mm | 5 | |
| 12 May | Partly cloudy | 23° /13° | 0.1 mm | 6 | |
| 13 May | Moderate or heavy rain shower | 24° /16° | 4.2 mm | 7 | |
| 14 May | Sunny | 24° /15° | 0 mm | 7 | |
| 15 May | Partly cloudy | 24° /13° | 0 mm | 7 | |
| 16 May | Sunny | 24° /13° | 0 mm | 7 | |
| 17 May | Sunny | 27° /15° | 0 mm | 8 | |
| 18 May | Partly cloudy | 27° /16° | 0 mm | 8 | |
| 19 May | Sunny | 26° /15° | 0 mm | 7 | |
| 20 May | Sunny | 24° /14° | 0 mm | 7 | |
| 21 May | Overcast | 23° /14° | 0 mm | 6 | |
| 22 May | Patchy rain possible | 24° /14° | 0.9 mm | 6 | |
| 23 May | Moderate rain at times | 24° /13° | 1.5 mm | 7 | |
| 24 May | Patchy rain possible | 21° /13° | 0.9 mm | 6 | |
| 25 May | Sunny | 21° /12° | 1.3 mm | 6 | |
| 26 May | Sunny | 21° /12° | 0.1 mm | 6 | |
| 27 May | Sunny | 21° /11° | 0.6 mm | 6 | |
| 28 May | Sunny | 20° /11° | 5.6 mm | 6 | |
| 29 May | Cloudy | 19° /11° | 6.6 mm | 5 | |
| 30 May | Overcast | 21° /15° | 7.2 mm | 5 | |
| 31 May | Heavy rain at times | 20° /13° | 7 mm | 5 | |
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Important Notice
Our weather forecast for Western Australia in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Western Australia forecast closer to your planned date for the most up-to-date weather information.
Western Australia in May - FAQ
What are the expected maximum and minimum temperatures in Western Australia during May?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Western Australia during May?
Significant rainfall exceeding 103.9 mm is expected in Western Australia during May, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Western Australia during May?
The average wind speed in Western Australia during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Western Australia
Explore the daily rainfall trends and prepare for Western Australias May weather 💧
UV exposure in Western Australia during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Western Australia?Get accurate weather forecasts for Western Australia, located at latitude -31.952 and longitude 115.861. Stay updated with localized weather information tailored for Western Australia.
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