Lac Vieux Desert — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lac Vieux Desert, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lac Vieux Desert today is 20.5°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 24 | 21.6°C | 24.0°C | |
| AUG 25 | 21.4°C | 24.0°C | |
| AUG 26 | 21.4°C | 24.0°C | |
| AUG 27 | 21.4°C | 24.0°C | |
| AUG 28 | 21.6°C | 24.0°C | |
| AUG 29 | 22.4°C | 24.0°C | |
| AUG 30 | 22.4°C | 24.0°C | |
| AUG 31 | 20.4°C | 24.0°C | |
| SEP 1 | 16.1°C | 20.3°C | |
| SEP 2 | 16.1°C | 20.1°C | |
| SEP 3 | 16.1°C | 19.8°C | |
| SEP 4 | 16.1°C | 19.6°C | |
| SEP 5 | 16.1°C | 19.4°C | |
| SEP 6 | 16.1°C | 19.2°C | |
| SEP 7 | 16.1°C | 19.0°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 | 0°C | 2°C | 5°C |
| February | 0°C | 2°C | 5°C |
| March | 0°C | 3°C | 6°C |
| April | 1°C | 5°C | 8°C |
| May | 4°C | 10°C | 17°C |
| June | 15°C | 18°C | 21°C |
| July | 16°C | 22°C | 28°C |
| August | 18°C | 24°C | 30°C |
| September | 14°C | 16°C | 19°C |
| October | 9°C | 13°C | 17°C |
| November | 4°C | 9°C | 13°C |
| December | 0°C | 2°C | 5°C |
Lac Vieux Desert: Water Temperature by Location
Lac Vieux Desert: Weather Forecast
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Location & Local Information
Lac Vieux Desert, a northern Michigan lake, shows the typical seasonal swings in surface water temperature seen in small to mid‑sized lakes. In spring the surface often ranges from about 40–60°F (4–16°C) as ice melts and the water mixes, rising into the 60s°F (15–21°C) by early summer. Peak summer afternoons commonly reach roughly 68–82°F (20–28°C) in sheltered shallows on warm years, while deeper or wind‑exposed areas stay noticeably cooler. By autumn the surface cools back through the 50s–60s°F (10–18°C) and can drop toward freezing, about 32–45°F (0–7°C), as ice begins to form. Winter temperatures are at or below 32°F (0°C) under ice cover, with most of the lake frozen through much of the colder months.
Swimming is generally allowed on Lac Vieux Desert during the open water season where shorelines are publicly accessible or private owners permit it, and it is a common recreational activity in summer when surface temperatures are most comfortable. Swimming is impractical and unsafe in winter when the lake is iced; even in shoulder seasons cooler water increases hypothermia risk, so caution is advised. Local boat launches, beaches, and township postings often indicate where swimming is appropriate, and water‑quality advisories (for example, algal blooms) or private property rules can temporarily restrict access.