Sydney in May
May is right in the heart of autumn for Sydney, and the weather has a definite personality this time of year.
Expect the mercury to hit around 18.8 degrees during the day and settle at 11.4 degrees after dark. The temperature stays pretty consistent through the day. It's cool but manageable. A jumper handles most of it.
May is 3.4 degrees cooler than Sydney's yearly average.
You're looking at 160mm of rain across 16 days in a typical May. When it rains here, it means it.
Solar exposure averages 9.9 MJ/m2 per day in May, with UV levels in the moderate range. Sunscreen is still wise, especially if you burn easily.
The Comfort Score is 4.2/10 for May. It's fine, but not the highlight of the calendar.
Packing tip: bring a decent jumper or fleece, and waterproof gear.
The full data breakdown is below. You can also see how other Australian cities compare 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
- A jumper or light cardigan for flexibility
- Proper rain gear for frequent showers
Coming From Overseas?
How May in Sydney stacks up against major cities around the world.
About 1 degrees warmer and considerably wetter.
About 4 degrees cooler and considerably wetter.
About 5 degrees cooler and considerably wetter.
How May Compares
Sydney's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 26.6 | 19.7 | 118mm | 7.8 |
| Feb | 26.5 | 19.5 | 82mm | 7.8 |
| Mar | 25.5 | 17.2 | 59mm | 8.9 |
| Apr | 21.9 | 14.0 | 160mm | 7.2 |
| May | 18.8 | 11.4 | 160mm | 4.2 |
| Jun | 16.0 | 7.7 | 140mm | 2.6 |
| Jul | 16.1 | 8.4 | 38mm | 3.9 |
| Aug | 19.4 | 10.1 | 36mm | 6.7 |
| Sep | 22.2 | 11.0 | 60mm | 9.0 |
| Oct | 21.7 | 12.6 | 41mm | 8.8 |
| Nov | 25.2 | 17.6 | 121mm | 8.7 |
| Dec | 26.8 | 19.1 | 53mm | 8.8 |