Current Weather and Forecast in Cairns, Australia
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About the weather in Cairns
Cairns has a tropical wet-and-dry climate. February is the warmest month, with average highs of 87°, and July the coldest, when nights fall to around 65°. January brings the most rain, on about 24 days, while October is the sunniest, with 11.5 hours of sunshine a day. Over a whole year it rains on roughly 160 days.
Cairns climate guide: monthly averages, seasons and the best time to visit
Common questions
What is the best month to go to Cairns?
The best time to visit Cairns is generally May to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window sit near 79°F (26°C), with rain on about 9 days a month. For the same question asked the other way round, see where else is warm in May.
When is Cairns at its coldest?
July, with highs of 76°F (24°C) and lows near 65°F (18°C). The coldest day in the 2015-2024 record fell to 50°F (10°C).
Which month is warmest in Cairns?
February, averaging 87°F (31°C) by day and 76°F (24°C) overnight. The hottest single day in our 2015-2024 record for this location reached 106°F (41°C).
How cold does Cairns get in winter?
July nights average 65°F (18°C). Cold never really arrives.
Is there snow in Cairns?
Effectively no. The 2015-2024 record for Cairns shows no regular measurable snowfall.
Which month is wettest in Cairns?
January, at 16.4 inches (416 mm) over about 24 days. August is the driest month, at 1.4 inches (35 mm).