If you're looking for summer vibes, the best time to travel to Kalgoorlie, WA is in January, December and February, when the average temperature reaches 33.09 °C, while January, October and December are the 3 sunniest months of the year, with an average of 170.45 hours.
However, if you prefer colder temperatures, make sure you visit Kalgoorlie, WA during June, July or August to experience an average of 5.55 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during January, February and March, when the average precipitation in Kalgoorlie, WA is 3 mm, while the months of January, February and March are drier, with an average of 0 mm.