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Photo: Wonder Lake IL Waterfront - panoramio by RSchulenburg (CC BY-SA 3.0) License

Wonder Lake Beach

Beach pavillion · Wonder Lake, Illinois

Good conditions today

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Current water conditions

Water temp
74°F
23°C
Comfortable for a swim today. The water's in a comfortable range. Still check depth, currents, and the forecast, and follow any posted advisories before getting in.

Live data from NOAA buoy 45186 (28.3 mi away), as of Aug 21, 12:20 AM UTC. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories before swimming.

Weather at Wonder Lake Beach

H: 83° L: 58°
Partly Cloudy
Partly Cloudy
72°
|
Feels like 70°
Precipitation
6%
Humidity
55%
Wind
5 mph
UV Index
6
Water Conditions:
🏊Cool but swimmable🧴High UV - use sunscreen
12 AM
Overcast
64°
3 AM
Cloudy
62°
6 AM
Clear
58°
9 AM
Sunny
68°
12 PM
Sunny
80°
3 PM
Sunny
83°
6 PM
Sunny
75°
9 PM
Overcast
65°

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Frequently asked questions

Where is Wonder Lake Beach?
Wonder Lake Beach is a beach pavillion in Wonder Lake, Illinois.
What is the water temperature at Wonder Lake Beach?
As of August 21, 2026, the water temperature at Wonder Lake Beach in Wonder Lake, Illinois is 74°F (23°C), measured by NOAA buoy 45186, 28.3 miles away.
Can you swim at Wonder Lake Beach?
There is no fixed answer for Wonder Lake Beach: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Wonder Lake Beach in Wonder Lake, Illinois. Check current water conditions before you go, and follow posted signs and local guidance.
How is Wonder Lake Beach rated?
Wonder Lake Beach in Wonder Lake, Illinois has an average visitor rating of 4.2 out of 5, based on 6 reviews.

Visitor Reviews

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Been here? A quick note helps the next visitor plan their day. Handy things to mention:

Water temperatureCrowds & parkingBest time to goSafety & access

Best Times to Visit

👍
Right Now
Good conditions for visiting
🏖️ Swimming Beaches Tips:
  • Arrive early for best parking and beach spot selection
  • Check for lifeguard schedules and swim only in designated areas
  • Bring reef-safe sunscreen to protect marine life
  • Watch for beach flags indicating water conditions
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

3505 E Lake Shore Dr, Wonder Lake, IL 60097

Wonder Lake, Illinois 60097

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