Welcome to today’s Jack Lake weather report, where we’re celebrating a balmy high of 51°F like it’s a tropical vacation. Spoiler alert: it’s not. With a bone-chilling low of 28°F at dawn and winds holding steady at 2 mph from the northwest, this is Wisconsin winter kayaking at its most character-building.

Paddling Window: 7AM-7PM Reality Check

Let’s break down what you’re actually walking into. At 7am, you’ll greet the lake at a crisp 28°F with 100% humidity—basically, the air itself is frozen water mocking you. Winds are a gentle 2 mph NW, so at least the cold isn’t being actively thrown at your face. Temperatures crawl upward through the morning: 30°F at 8am, 35°F by 9am, and finally cracking 40°F around 11am. Your sweet spot? Aim for 1pm through 4pm when temps hover between 48°F and 51°F. By 6pm, we’re dropping back to 46°F as some clouds roll in, and 7pm closes us out at 43°F.

Through the Day: A Temperature Journey

Early morning paddlers (7am-9am) will experience conditions that make you question your life choices as temps range from 28°F to 35°F. Midday brings the goods—from noon to 4pm, you’ll enjoy the warmest stretch with temps between 46°F and 51°F. Wind remains remarkably consistent at 2 mph throughout, barely shifting from NW to W as the day progresses. Late afternoon sees a gentle decline, with temps dipping from 49°F at 5pm to 43°F by 7pm as winds ease to 1 mph from the southwest.

Why Today Works (For Certain People)

Today’s kayak rental at Jack Lake is ideal for cold-water enthusiasts, photographers chasing that crisp winter light, or anyone who uses phrases like “refreshing” to describe hypothermia. With winds staying at a whisper-quiet 2 mph all day, the lake will be glass-smooth—perfect for paddleboard rental Wisconsin adventurers who don’t want wind adding to their balance challenges while their fingers go numb.

Visit Details

Kayak Kiosk has 4 kayaks and 4 paddleboards ready for the brave souls seeking things to do Wisconsin-style in winter. We’re open sunrise to sunset with no staff on-site, because even we have limits.

Should You Come Today?

If you’re the type who scoffs at heated indoor activities and owns more fleece than furniture, today’s Jack Lake kayak conditions are calling your name. Layer up, launch between 1pm and 4pm, and earn those bragging rights.

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.