The best time to visit Thornton
Month-by-month climate averages for Thornton, New South Wales, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Thornton is usually May, June, July and August, when daytime highs sit in the pleasant 16-26°C range and the heaviest April rain is behind you.
Thornton is warmest in December (highs near 30°C) and coldest in June (lows around 8°C), with roughly 775 mm of precipitation across the year and April the wettest month. The sweet spot for most visitors is May, June, July and August.
These are long-run averages. For the actual days you are travelling, check the live Thornton forecast — and note how much the models agree, because that tells you how much to trust it.
Thornton weather by month
what to expect in Thornton through the yearHere is Thornton'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 Thornton by season.