Information about regional climates. Weather.com brings you the most accurate monthly weather forecast for Cairns, Queensland, Australia with average/record and high/low temperatures, precipitation and more. Showing: All Year January February March April May June July August September October November December You can expect hot and humid weather with around seven hours of sunshine daily interspersed by tropical downpours that mainly fall at night. ☂ Online precipitation map and other weather maps. Based on weather reports collected during 1985–2015. Averages are for Cairns Airport, which is 4 miles from Cairns. August 22, 2017. March is the most humid month in Cairns, with an average relative humidity of 81%. In the dry season of Cairns in March, one can enjoy all adventurous activities, like bungee jumping, hot air ballooning, and more. At this time of year, the weather is still nice and warm, but not as humid as in the previous months. Rainfall In Cairns, during March, the rain falls for 21.5 days and regularly aggregates up to 110mm (4.33") of precipitation. Montly weather forecast in Cairns on Yandex.Weather. Weather in Cairns in March: air temperature, number of sunny days, precipitation, air pressure and humidity. In Cairns, during the entire year, the rain falls for 167.3 days and collects up to 652mm (25.67") of precipitation. In Cairns, we are lucky enough to have some of the most beautiful weather in the world all year long, but especially during the summer months. Weather and climate in Cairns Between january and march the climate is not good, but still OK . March falls in the rainy season with an average precipitation of 376mm (14.8in). The average maximum temperature lies around 31.0°C (87.8°F). Best time to visit Cairns, weather wise: April to September. Average Weather during March in Cairns (Queensland), Australia. Daily Weather Observations are also routinely prepared for hundreds of other locations in Queensland and across Australia. Weather forecast in mobile app. March is not the best time to visit Cairns, as it falls during the hot, rainy season. Sea temperature Get the monthly weather forecast for Cairns, Queensland, Australia, including daily high/low, historical averages, to help you plan ahead. Daytime temperatures reach an average high of 30°C (86°F) with a low of 23°C (73°F) at night. The last 14 months of Daily Weather Observations for Cairns, Queensland are also here on this web site: Mar 21 Feb 21 Jan 21 Dec 20 Nov 20 Oct 20 Sep 20 Aug 20 Jul 20 Jun 20 May 20 Apr 20 Mar 20 Feb 20 . In March, we are nearing the tail end of summer. Cairns Weather in March. The average sea surface temperature in March 2020 for Cairns was 88.0°F.The maximum and minimum values were 85.8°F and 89.8°F respectively. It is for example 85°F as maximum temperature in march and you can expect to have 4.3in of rainfall/month during this period. The average minimum temperature (usually the minimum temperature is noted during the night) in Cairns in March is 23.3°C (73.94°F). Cairns Weather in March. Weather In Cairns In March March to September is the best time to visit Cairns with temperatures in Cairns in March ranges from 23 °C to 30.5 °C.