Weather in Australia for May 2026
In general, the average temperature in Australia at the beginning of May is 20.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.3 °C by the end of May.
Australia in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 115.2 mm.
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Australia Weather May
What’s the Weather Like in Australia This May?
Temperatures trend during May in Australia
May weather in Australia day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 May | Light rain shower | 19° /14° | 2.7 mm | 5 | |
2 May | Patchy rain possible | 20° /14° | 1.9 mm | 6 | |
3 May | Partly cloudy | 21° /14° | 4.3 mm | 6 | |
4 May | Heavy rain at times | 20° /13° | 3.2 mm | 5 | |
5 May | Heavy rain at times | 20° /13° | 8.6 mm | 6 | |
6 May | Sunny | 21° /13° | 4.2 mm | 6 | |
7 May | Sunny | 20° /13° | 2.4 mm | 6 | |
8 May | Sunny | 19° /13° | 5.6 mm | 5 | |
9 May | Light rain shower | 18° /13° | 6.2 mm | 5 | |
10 May | Partly cloudy | 21° /14° | 3.7 mm | 6 | |
11 May | Moderate rain at times | 19° /14° | 23.3 mm | 5 | |
12 May | Light rain shower | 20° /15° | 5.4 mm | 5 | |
13 May | Partly cloudy | 20° /15° | 4.4 mm | 6 | |
14 May | Sunny | 20° /14° | 0.9 mm | 6 | |
15 May | Cloudy | 19° /14° | 4 mm | 5 | |
16 May | Sunny | 20° /13° | 2.2 mm | 6 | |
17 May | Partly cloudy | 19° /13° | 3.1 mm | 6 | |
18 May | Sunny | 17° /11° | 6.5 mm | 5 | |
19 May | Sunny | 17° /11° | 2.7 mm | 5 | |
20 May | Patchy rain possible | 18° /11° | 0.8 mm | 5 | |
21 May | Patchy rain possible | 18° /14° | 5.9 mm | 5 | |
22 May | Sunny | 18° /13° | 11.9 mm | 5 | |
23 May | Sunny | 19° /11° | 11.3 mm | 5 | |
24 May | Patchy rain possible | 19° /12° | 0.5 mm | 5 | |
25 May | Overcast | 19° /12° | 0.9 mm | 5 | |
26 May | Sunny | 19° /11° | 0.7 mm | 6 | |
27 May | Sunny | 18° /11° | 0.3 mm | 6 | |
28 May | Cloudy | 18° /11° | 0.4 mm | 5 | |
29 May | Sunny | 18° /11° | 0.3 mm | 6 | |
30 May | Sunny | 18° /11° | 0.7 mm | 5 | |
31 May | Sunny | 18° /13° | 0.1 mm | 5 | |
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Guide for Australia in May
In May, Australia experiences a transition from autumn to winter, resulting in varied weather conditions across the country. At the beginning of the month, southern regions such as Melbourne and Sydney typically have cooler temperatures, with average highs around 18° and lows around 10°.
These areas may also experience occasional rainfall and cloudy skies as the cooler season sets in. Meanwhile, in the northern regions like Brisbane and Cairns, the weather remains relatively warm, with average highs around 24° and lows around 15°, along with plenty of sunshine.
By the end of May, the southern cities see a further drop in temperatures, with average highs around 15° and lows around 8°. The likelihood of rainfall also increases, particularly in cities like Melbourne and Adelaide.
In contrast, the northern regions maintain their warm climate, with average highs around 23° and lows around 14°, making it an ideal destination for travelers seeking pleasant weather.
Overall, May in Australia offers a diverse range of weather conditions, from cooler temperatures and rainfall in the south to warm and sunny days in the north, providing something for every type of traveler.
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Australia in May - FAQ
Australia water temperatures in May
The average water temperature of the Pacific Ocean near Australia in May is 20 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Australia in May?
- The average water temperature in Australia in May is 20 °C.
- Can you swim in Australia in May?
- Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.
May rainfall patterns in Australia
UV exposure in Australia during May
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