Today at Jack Lake, we’re looking at a near-perfect paddling day with temperatures climbing from a comfortable 64°F low to a warm 77°F high. Skies will be mostly to partly sunny for the bulk of the day, with gentle 5 mph winds from the east-northeast greeting early risers.

Paddling Window: 7AM to 7PM

This is one of those days Wisconsin paddlers dream about. You’ll start at 64°F with 97% humidity at 7am—expect some morning mist on the water and that classic dewy stillness. By 10am, temperatures hit 70°F and humidity drops to a more comfortable 78%. The sweet spot runs from late morning through early afternoon, with conditions peaking at 76-77°F between 1pm and 3pm. Here’s the catch: starting around 3pm, there’s a slight chance of showers and thunderstorms, increasing to a legitimate chance by 6pm and 7pm. Wind stays consistently light at 5 mph throughout the entire day, so water conditions should remain calm and manageable.

Through the Day

Early birds paddling between 7am and 9am will enjoy cooler temperatures in the mid-60s with mostly sunny skies—ideal for those who prefer to work up a sweat without overheating. Midday from 10am to 2pm is prime time: 70-77°F, humidity dropping into the 60% range, and that steady 5 mph easterly breeze providing just enough air movement to keep things comfortable. Late afternoon gets dicier. From 3pm onward, those thunderstorm chances creep in, and by 6-7pm you’re looking at 72-74°F with legitimate rain shower probability. Plan to be off the water by 3pm if you want to avoid getting caught out.

Why Today Works

This is a day for everyone—from first-time paddlers to experienced kayakers looking for a relaxed outing. The 5 mph winds mean glassy to minimal chop conditions on Jack Lake, perfect for paddleboard rental Wisconsin enthusiasts who need stable water. Just respect that afternoon storm window and you’re golden.

Visit Details

Kayak Kiosk at Jack Lake has 4 kayaks available from sunrise to sunset. This is an unstaffed self-serve location, so come prepared and paddle at your own pace.

Should You Come Today?

If you’re looking for things to do Wisconsin-style on a gorgeous summer day, Jack Lake kayak conditions are calling your name. Get here by mid-morning, plan to wrap up by early to mid-afternoon, and you’ll catch this day at its absolute best.

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.