What Is The Climate In Cairns?
The climate in Cairns, Australia showcases tropical weather at its finest! Though there are slight variations in temperature, rainfall, and humidity throughout the seasons, you’ll find that Cairns is hot year-round.
Cairns is one of Australia’s most unique destinations. This tropical tourist town in Far North Queensland is a hub for travelers looking to explore the Great Barrier Reef and the Daintree Rainforest. With one of the Natural Wonders of the World right there in the ocean, and the oldest rainforest on the planet located just outside the city, it’s no wonder Cairns is such a popular holiday destination!
If you’re wondering when to visit Cairns, you may want to base your visit around the weather. This article will explore the climate in Cairns, including the different seasons, temperatures, and weather in Cairns based on the month.
What Is The Climate in Cairns, Australia?
Regardless of the month, the climate in Cairns is definitely considered tropical. There is a wet season and a dry season, but year-round the temperatures are warm or hot and there is some humidity in the air.
This tropical climate is one of the reasons why Cairns and the nearby Daintree Rainforest are so beautiful! Warm temperatures, heavy rainfall, and thick humidity make it possible for biodiversity to thrive. There are waterfalls, forests, mountains, gorges, rivers, tablelands, natural swimming holes, and so much more to discover around Cairns.
Here is a more detailed breakdown of the climate in Cairns, from temperatures to seasonal changes.
Average Temperature of Cairns
The average daily temperature in Cairns is around 26 - 29 degrees Celsius (78 - 84 degrees Fahrenheit). These temperatures may vary depending on the time of year, but you will definitely be wearing shorts and a t-shirt for most of the year in Cairns!
The water temperature in the ocean around Cairns is shockingly similar to the air temperature. In the ocean around Cairns, summer temperatures are around 29 degrees Celsius (84 degrees Fahrenheit). In the winter they are around 24 degrees Celsius (75 degrees Fahrenheit). That being said, let’s discuss the different seasons in Cairns and what they mean for the climate.
Cairns Seasons
Generally speaking, Cairns has two seasons: wet and dry. The wet season in Cairns is roughly November to March. During this time you’ll see increased rainfall and humidity. The dry season is from April to October when temperatures and humidity both drop.
Though the Cairns climate is mainly separated into the wet and dry seasons, you can still see slight variations in climate between summer, autumn, winter, and spring. Here is a detailed breakdown of the climate in Cairns by month.
Summer Climate in Cairns
Summer in Cairns is December, January, and February. These months have the hottest temperatures and the highest amount of rainfall. February is the rainiest month! This is also the heart of stinger season, which runs from November to May. Just make sure you avoid swimming in the ocean around Cairns unprotected and stick to designated swimming areas that are safe from jellyfish.
If you can stand the heat and humidity of summer, this is still a great time to visit Cairns! Flight prices drop and crowds are less intense, as this is considered the off-season for travel. Visiting Cairns in Summer is a great way to save money if you're a backpacker! The rainforests and waterfalls around Cairns will be extra luscious as well thanks to the increased rainfall!
Autumn Climate in Cairns
March, April, and May are considered Autumn in Cairns. Autumn is very similar to Summer, it is just slightly cooler. By April, most of the heavy rains have subsided but the temperatures remain hot. This is the perfect time of year for water sports and outdoor activities! But remember it is still stinger season, so only swim in designated areas.
Snorkeling in the Great Barrier Reef is ideal during Autumn in Cairns. With clear waters and drier weather, conditions are perfect for scuba diving. Scenic flights and island day tours are also amazing in autumn. Autumn has great weather for all of these tours, and you’ll enjoy fewer crowds as it’s not yet peak season!
Winter Climate in Cairns
Winter in Cairns includes the months of June, July, and August, which are peak seasons for travel. The climate in Cairns in July and August in particular is pretty much perfect! Enjoy lots of sunny days, warm temperatures, and lower humidity which is perfect for hiking. Daytime temperatures are still warm and the nights are a bit cooler which makes sleeping more comfortable. You may even want a light jacket for winter nights in Cairns!
The ocean is safe from jellyfish at this time of year as well, and the waters are crystal clear. Because the climate in Cairns is the most comfortable in summer, this is peak season and there are lots of tourists flocking to Cairns. Just be sure to book all your tours and accommodations in advance to ensure they don’t sell out!
Spring Climate in Cairns
Spring is another excellent time to visit Cairns. During September, October, and November, the temperature slowly begins to rise and the humidity increases in preparation for the rainy season in December. So the weather is hot and sunny but without the intense temperature and humidity highs of summer.
So in reality, the climate in Cairns is tropical year-round and there is no bad time to visit! Most people will prefer to visit Cairns during the dry season. There will be more sunny days, which is ideal for beach days and snorkeling in the Great Barrier Reef. And the temperatures are cooler, which is better for hiking!
But you can still visit Cairns in the wet season. Flight prices drop significantly, and rainy weather is great for checking out the best Cairns waterfalls!
