The best time to visit Thornlie
Month-by-month climate averages for Thornlie, Western Australia, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Thornlie is usually April, May, July and August, when daytime highs sit in the pleasant 16-26°C range and the heaviest June rain is behind you.
Thornlie is warmest in January (highs near 32°C) and coldest in July (lows around 9°C), with roughly 777 mm of precipitation across the year and June the wettest month. The sweet spot for most visitors is April, May, July and August.
These are long-run averages. For the actual days you are travelling, check the live Thornlie forecast - and note how much the models agree, because that tells you how much to trust it.
Thornlie weather by month
what to expect in Thornlie through the year, 1991-2020 averagesHere is Thornlie's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Thornlie by season.