Today at Jack Lake brings a gorgeous temperature swing from a cool 49°F at dawn to a balmy 73°F by mid-afternoon, with patchy fog greeting early risers. Winds are essentially non-existent, starting at 0 mph and barely climbing to 1-2 mph throughout the day—this is about as calm as Wisconsin waters get.

Paddling Window: 7AM-7PM

The morning hours from 7am through 9am feature that atmospheric patchy fog with temperatures climbing from 49°F to 56°F. Wind sits at a dead calm 0 mph during these early hours, meaning mirror-flat water conditions perfect for photography or meditative paddling. By 10am, the fog burns off and temperatures jump to 62°F with just 1 mph easterly wind barely ruffling the surface. The sweet spot hits between 1pm and 4pm when you’ll enjoy partly sunny skies, 71-73°F temperatures, and winds holding steady at only 1 mph from the NNW. Late paddlers at 6pm and 7pm still get pleasant 68-70°F conditions with winds ticking up slightly to 2 mph—still negligible.

Through the Day

Early birds launching at 7am will paddle through mystical fog with 100% humidity—dress in layers because that 49°F air feels damp. By 11am, you’re looking at 65°F with humidity dropping to 70% as skies clear to mostly cloudy. The afternoon transforms completely: 72°F at 2pm under partly sunny skies with wind barely registering at 1 mph NNW. Evening paddlers from 5pm onward catch the day cooling gently to 68°F by 7pm, with winds only reaching 2 mph—still practically glass conditions for Jack Lake kayak adventures.

Why Today Works

This is a day for everyone. With winds never exceeding 2 mph all day, beginners will find forgiving flat-water conditions ideal for building confidence. Experienced paddlers seeking a peaceful glide or photographers chasing reflections will find the calm conditions exceptional. If you’ve been waiting for a low-stress paddleboard rental Wisconsin day, this is it.

Visit Details

We have 4 kayaks and 4 paddleboards available from sunrise to sunset. This location is unstaffed—check in at the kiosk for self-service rentals.

Who Should Come Today

Honestly? Everyone looking for things to do Wisconsin should consider Jack Lake today. These windless, warming conditions with clearing skies represent some of the best paddling weather you’ll find this season.

Weather & Safety Disclaimer: This forecast is based on current data and is subject to rapid change. Always check current conditions in person before paddling. Water conditions can change suddenly and unexpectedly. Kayak Kiosk is not liable for changes in weather, water conditions, or personal injury. Paddlers assume all risks associated with paddling. Always wear a properly fitting PFD, check official weather forecasts, and use good judgment. Do not paddle in conditions you are uncomfortable with.