Goolwa in May
May in Goolwa is peak autumn, and the weather reflects it. You're looking at average daily highs of 17.9 degrees.
The average daily maximum is 17.9 degrees with overnight lows of 9.2 degrees. It's cool but manageable. A jumper handles most of it.
At 17.9 degrees, May sits 2.7 degrees below the annual average of 20.6 degrees.
Rainfall in May averages 18mm over about 3 days. That means roughly a 10% chance of rain on any given day, so you can leave the umbrella at the hotel.
Solar exposure averages 10.9 MJ/m2 per day in May, with UV levels in the moderate range. Sunscreen is still wise, especially if you burn easily.
At 5.8/10 on the Comfort Score, May is middle of the road.
Packing tip: bring a decent jumper or fleece.
Scroll down for the detailed climate data, or explore what nearby cities are like in May.
May at a Glance
Temperature Range
Daily temperature range in May. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Layered clothing for mild to cool conditions
- Extra layers for chilly nights
Coming From Overseas?
How May in Goolwa stacks up against major cities around the world.
About 0 degrees cooler and considerably drier.
About 5 degrees cooler and considerably drier.
About 6 degrees cooler and considerably drier.
How May Compares
Goolwa's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 23.2 | 15.1 | 112mm | 9.7 |
| Feb | 25.3 | 15.0 | 1mm | 10.0 |
| Mar | 25.3 | 15.0 | 10mm | 10.0 |
| Apr | 18.6 | 11.4 | 22mm | 6.3 |
| May | 17.9 | 9.2 | 18mm | 5.8 |
| Jun | 14.6 | 7.9 | 76mm | 1.8 |
| Jul | 14.4 | 7.6 | 49mm | 2.4 |
| Aug | 18.2 | 9.6 | 35mm | 5.7 |
| Sep | 18.0 | 9.8 | 26mm | 6.1 |
| Oct | 21.8 | 12.2 | 26mm | 9.1 |
| Nov | 24.2 | 13.4 | 48mm | 10.0 |
| Dec | 25.8 | 15.2 | 20mm | 10.0 |