April is the beginning of the dry season in Cairns, with temperatures ranging between 21.6 – 29.2 degrees Celsius. No idea where to travel to this year? On average October is the 3rd wettest month of the year in Cairns with around 45mm 1.8 inchesof rain making it a reasonably dry time to visit. October is in the spring in Cairns and is typically the 3rd warmest month of the year.

The weather in Cairns can be extreme, from warm and pleasant in the dry season to humid and unpredictable in the wet season. March is the most wet month. Here's what to expect when it comes to average temperature, inches of rain, and daylight hours throughout the year. Weather in February » Cairns Weather in April. The warmest month is January with an average maximum temperature of 31°C (87°F). This rainfall is typically spread over 3 days, although this may vary considerably. The last month of the summer, February, is another tropical month in Cairns, Australia, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 31°C (87.8°F).The warmest months are January, February and December, with an average high-temperature of 31°C (87.8°F). Average Monthly Temperature, Rainfall, and Daylight Hours . The coldest month is July with an average maximum temperature of 25°C (77°F). August is the driest month. With most rain falling late afternoon and overnight and light cloud cover for around two weeks of the month, March is the ideal time to fit in most sightseeing activities. This month should be avoided if you are not a big fan of rain. This rainf… On average September is the 2nd driest month of the year in Cairns with around 39mm 1.5 inches of rain making it a reasonably dry time to visit. It is perhaps the perfect month to visit Cairns, with some particularly good weather at this time of year. October is a reasonably dry month in Cairns and the temperature is generally hot. Daytime maximum temperatures average around 29°C (84°F), whilst at night 20°C (68°F) is normal.