Weather in Cairns in May
Cairns, Australia averages a high of 25.4°C (77.7°F) and low of 21°C (69.8°F) in May, with 9 rain days and 10 hours of daily sunshine. Travel score: 81.4/100 (Excellent). The best time to visit Cairns is September.
High
25°C78°F
Low
21°C70°F
🌧️
9
rain days
☀️
10
hrs/day sunshine
💧
80%
humidity
81— Excellent
May in Cairns is warm and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Cairns?
How much does it rain in Cairns in May?
Cairns receives an average of 51.6mm of rainfall across 9 rainy days in May. The annual total is 1361mm.
What should I pack for Cairns in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 25°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to Australia in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31