When is the longest day of sunlight in Perth western Australia?

Answer 1

The official end of summer throughout Australia (including Perth, Western Australia) is the last day of February. Summer in Australia officially starts on 1 December, but the weather may have summer temperatures long before then, and continue right through to late March.

Answer 2

Spring starts on 1 September and ends on 30 November. This is the case throughout Australia and most of the southern hemisphere.

Answer 3

Anywhere in Australia or the Southern Hemisphere, the longest day is the summer solstice, which falls on 21 or 22 December each year.