The showers are set to ease over the weekend, with partly cloudy conditions forecast.
That means you should be able to go brolly-free to the Sunday markets - there are three to choose from.
Also outdoors - and sure to showcase spectacular aerial stunts - is a huge wakeboarding competition at the Cairns Wake Park.
There's plenty going on indoors, too, from the German Club's half century birthday party to the launch of Talitha Jae's debut EP.
Friday 2 July
Are the kids already whining that they're bored with a week of school holidays still to go? Cairns Central and Smithfield Shopping Centre each have some great children's activities on. There's retro roller skating at Cairns Central all weekend, while Smithfield is hosting an immersive LEGO play zone.
Coffee lovers can get their brew for free at Crystalbrook Collection Hotels as part of a plastic-free July in partnership with Green Caffeen.
Guyala Cafe is opening its doors late to host a wine and cheese tasting night.
Ivy Amara will bring her distinct folk and blues sound to perhaps the most picturesque venue in Cairns, the Kewarra Beach Shack, at Kewarra Beach Resort.
Saturday 3 July
Dust off your dirndl and lederhosen because the German Club turns 50. The birthday party includes live oompah music, Bavarian dancing, amazing German food - including a specially baked black forest cherry chocolate torte - and plenty of schnapps and imported beer. Entry is free.
Local singer-songwriter Talitha Jae is releasing her debut EP Spilt T at Bulmba-ja. She's certainly one to watch.
The Bad Boys of Uke will be strumming up a storm at the Stratford Deli. It's a free show but you will need to book.
Make your own resin artwork by joining a workshop at Tanks Art Centre.
Sunday 4 July
Head over to the Cairns Wake Park to see the finals of the Liquid Force Winter Wonderland event to check out the skills of some of Australia's best cable wakeboarders. The event actually begins on Saturday with the best of the best battling it out on Sunday. Entry for spectators is free, with the action kicking off from 10am.
The first Sunday of the month also means it's market day at Palm Cove and also at Redlynch, Tolga and Mission Beach.
Grab your fresh produce, potted plants, arts, crafts, one-of-a-kind clothing and much more, plus indulge in some tastebud ticklers with food and coffee vans aplenty.