Kalgoorlie in May
May is right in the heart of autumn for Kalgoorlie, and the weather has a definite personality this time of year.
Daytime highs average 23.5 degrees, dropping to 11.4 degrees overnight. That's a 12-degree swing between day and night. Comfortable during the day, with evenings that invite a light layer.
At 23.5 degrees, May sits 2.5 degrees below the annual average of 26.0 degrees.
Rainfall in May averages 10mm 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 13.3 MJ/m2 per day in May, with UV levels in the high range. Sun protection is still a good idea, especially around midday.
May earns a 10.0/10 on our Comfort Score. This is prime time.
Packing tip: bring t-shirts with a light layer for evenings, something warmer for mornings and evenings, and SPF 50+ sunscreen and a hat.
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
- T-shirts and shorts for daytime
Coming From Overseas?
How May in Kalgoorlie stacks up against major cities around the world.
About 6 degrees warmer and considerably drier.
About 0 degrees warmer and considerably drier.
About 0 degrees cooler and considerably drier.
How May Compares
Kalgoorlie's monthly climate at a glance. May is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 34.5 | 19.2 | 15mm | 3.8 |
| Feb | 35.1 | 19.8 | 15mm | 3.5 |
| Mar | 26.1 | 15.7 | 45mm | 8.9 |
| Apr | 23.3 | 12.0 | 20mm | 10.0 |
| May | 23.5 | 11.4 | 10mm | 10.0 |
| Jun | 17.0 | 8.8 | 83mm | 4.1 |
| Jul | 16.5 | 6.2 | 39mm | 4.7 |
| Aug | 20.4 | 8.6 | 15mm | 7.9 |
| Sep | 23.6 | 9.7 | 8mm | 10.0 |
| Oct | 29.7 | 14.1 | 5mm | 7.3 |
| Nov | 28.7 | 14.7 | 64mm | 7.5 |
| Dec | 34.2 | 18.3 | 65mm | 3.7 |