Lake Charlevoix — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Charlevoix, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Charlevoix today is 21.6°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 68°F (20°C) to 74°F (23°C). The water is warm and pleasant for swimming, and in this range, one can stay in the water for extended periods without the risk of hypothermia. This is the ideal temperature for relaxation, swimming, and water sports. Families with children, as well as outdoor enthusiasts, will enjoy swimming and time spent in the water. For most people, this is the optimal temperature for a comfortable beach experience. It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 4 | 23.9°C | 24.0°C | |
| AUG 5 | 23.9°C | 24.0°C | |
| AUG 6 | 23.4°C | 24.0°C | |
| AUG 7 | 22.6°C | 24.0°C | |
| AUG 8 | 21.7°C | 24.0°C | |
| AUG 9 | 21.7°C | 24.0°C | |
| AUG 10 | 21.6°C | 24.0°C | |
| AUG 11 | 21.6°C | 24.0°C | |
| AUG 12 | 24.0°C | 21.7°C | |
| AUG 13 | 24.0°C | 21.8°C | |
| AUG 14 | 24.0°C | 22.0°C | |
| AUG 15 | 24.0°C | 22.1°C | |
| AUG 16 | 24.0°C | 22.2°C | |
| AUG 17 | 24.0°C | 22.3°C | |
| AUG 18 | 24.0°C | 22.4°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 1°C | 5°C | 7°C |
| February | 1°C | 5°C | 8°C |
| March | 0°C | 3°C | 6°C |
| April | 3°C | 7°C | 10°C |
| May | 5°C | 14°C | 23°C |
| June | 13°C | 18°C | 22°C |
| July | 18°C | 22°C | 25°C |
| August | 21°C | 24°C | 27°C |
| September | 12°C | 17°C | 21°C |
| October | 11°C | 15°C | 18°C |
| November | 0°C | 6°C | 11°C |
| December | 0°C | 3°C | 5°C |
Lake Charlevoix: Water Temperature by Location
Lake Charlevoix: Weather Forecast
August 12
August 13
August 14
August 15
August 16
Location & Local Information
Lake Charlevoix, a large inland lake in northern Michigan, experiences a wide range of water temperatures through the year. In spring (March–May) surface temperatures commonly run from roughly 35–60°F (2–16°C) as the lake thaws and warms unevenly. By summer (June–August) the surface typically reaches about 65–75°F (18–24°C) in most shallow and sheltered areas, though deeper spots and open-water locations can remain cooler. During autumn (September–November) temperatures decline to roughly 45–65°F (7–18°C) as air temperatures fall, and in winter (December–February) the lake surface often approaches freezing near 32°F (0°C) and can ice over in colder winters.
Swimming is permitted and popular in the warmer months when surface temperatures are comfortable; public beaches and private waterfronts receive swimmers from late June through August. Early- and late-season swimming is possible but often brisk due to cooler water and may pose hypothermia risks. Winter swimming is generally unsafe because of ice cover and very cold water. Conditions such as boat traffic, sudden drop-offs, wind-driven waves, and occasional algae or water-quality advisories mean swimmers should use designated swimming areas, heed local warnings, and take standard safety precautions.