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Photo: Photograph of Swimming at Crystal Lake in Wellston, Michigan by Unknown authorUnknown author or not provided (Public domain) License
Great conditions today

Deep lake connected to Lake Michigan, with a long, sandy beach, plus resorts & rental cottages.

Current water conditions

Water temp
73°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 45183 (27.8 mi away), as of Aug 20, 9:00 PM 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 Crystal Lake

H: 78° L: 53°
Partly Cloudy
Partly Cloudy
76°
|
Feels like 73°
Precipitation
5%
Humidity
36%
Wind
3 mph
UV Index
0.5
Water Conditions:
🏊Perfect for swimming
12 AM
Clear
59°
3 AM
Clear
57°
6 AM
Clear
53°
9 AM
Sunny
63°
12 PM
Sunny
78°
3 PM
Overcast
76°
6 PM
Partly Cloudy
76°
9 PM
Overcast
68°

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Frequently asked questions

Where is Crystal Lake?
Crystal Lake is a lake in Michigan.
What is the water temperature at Crystal Lake?
As of August 20, 2026, the water temperature at Crystal Lake in Michigan is 73°F (23°C), measured by NOAA buoy 45183, 27.8 miles away.
Can you swim at Crystal Lake?
There is no fixed answer for Crystal Lake: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Crystal Lake in Michigan. Check current water conditions before you go, and follow posted signs and local guidance.
How is Crystal Lake rated?
Crystal Lake in Michigan has an average visitor rating of 4.7 out of 5, based on 78 reviews.

Visitor Reviews

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Best Times to Visit

Right Now
Perfect conditions right now!
🏞️ Lakes Tips:
  • Check for boat launch facilities and fees
  • Obtain required fishing licenses before arrival
  • Be aware of lake-specific regulations and restrictions
  • Monitor water quality reports before swimming
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Michigan

Michigan None

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