Weather in Australia for May 2026
In general, the average temperature in Australia at the beginning of May is 18 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 15.6 °C by the end of May.
The climate of Australia in May is notably wet, with an average of 14 rainy days, and a total of 36.2 mm of precipitation.
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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 |  Sunny | 19° /9° | 0.1 mm | 6 | |
| 2 May |  Overcast | 20° /10° | 0.2 mm | 6 | |
| 3 May | Sunny | 18° /10° | 3 mm | 5 | |
| 4 May |  Moderate or heavy rain shower | 16° /8° | 3.9 mm | 5 | |
| 5 May | Overcast | 18° /9° | 0.4 mm | 5 | |
| 6 May | Sunny | 18° /9° | 3 mm | 5 | |
| 7 May |  Partly cloudy | 17° /9° | 3 mm | 5 | |
| 8 May |  Patchy rain possible | 16° /9° | 0.6 mm | 4 | |
| 9 May | Patchy rain possible | 18° /9° | 0.4 mm | 5 | |
| 10 May | Moderate rain at times | 17° /8° | 1.2 mm | 5 | |
| 11 May | Sunny | 18° /9° | 0.4 mm | 5 | |
| 12 May | Sunny | 18° /10° | 0.1 mm | 6 | |
| 13 May | Patchy rain possible | 18° /9° | 1.1 mm | 5 | |
| 14 May | Overcast | 17° /9° | 0.3 mm | 5 | |
| 15 May | Partly cloudy | 17° /9° | 1 mm | 5 | |
| 16 May | Patchy rain possible | 16° /8° | 0.5 mm | 5 | |
| 17 May | Light rain shower | 15° /8° | 2.4 mm | 4 | |
| 18 May | Patchy rain possible | 14° /7° | 0.4 mm | 4 | |
| 19 May |  Cloudy | 14° /6° | 1.3 mm | 4 | |
| 20 May | Overcast | 15° /7° | 1.2 mm | 5 | |
| 21 May | Sunny | 15° /6° | 0.9 mm | 5 | |
| 22 May | Partly cloudy | 16° /5° | 0 mm | 5 | |
| 23 May | Partly cloudy | 16° /6° | 0.2 mm | 5 | |
| 24 May | Overcast | 17° /8° | 0.4 mm | 5 | |
| 25 May | Overcast | 17° /8° | 3.9 mm | 5 | |
| 26 May | Overcast | 16° /9° | 0.9 mm | 5 | |
| 27 May | Overcast | 15° /8° | 0.5 mm | 4 | |
| 28 May | Overcast | 15° /8° | 2.2 mm | 4 | |
| 29 May | Overcast | 15° /7° | 0.1 mm | 5 | |
| 30 May | Sunny | 16° /8° | 2.1 mm | 5 | |
| 31 May | Sunny | 15° /7° | 0.5 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.
Australia in May - FAQ
May rainfall patterns in Australia
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