Juno Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Juno Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Juno Lake today is 21.4°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 |
|---|---|---|---|
| SEP 14 | 22.3°C | 23.0°C | |
| SEP 15 | 22.9°C | 23.0°C | |
| SEP 16 | 21.4°C | 23.0°C | |
| SEP 17 | 21.3°C | 23.0°C | |
| SEP 18 | 21.7°C | 23.0°C | |
| SEP 19 | 21.2°C | 23.0°C | |
| SEP 20 | 21.2°C | 23.0°C | |
| SEP 21 | 21.4°C | 23.0°C | |
| SEP 22 | 23.0°C | 21.5°C | |
| SEP 23 | 23.0°C | 21.6°C | |
| SEP 24 | 23.0°C | 21.6°C | |
| SEP 25 | 23.0°C | 21.7°C | |
| SEP 26 | 23.0°C | 21.8°C | |
| SEP 27 | 23.0°C | 21.9°C | |
| SEP 28 | 23.0°C | 22.0°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 | 4°C | 7°C |
| February | 1°C | 5°C | 9°C |
| March | 2°C | 6°C | 10°C |
| April | 4°C | 10°C | 16°C |
| May | 9°C | 15°C | 20°C |
| June | 17°C | 21°C | 25°C |
| July | 23°C | 27°C | 30°C |
| August | 21°C | 25°C | 29°C |
| September | 19°C | 23°C | 27°C |
| October | 11°C | 16°C | 21°C |
| November | 2°C | 7°C | 11°C |
| December | 0°C | 3°C | 7°C |
Juno Lake: Water Temperature by Location
Juno Lake: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Juno Lake in Michigan typically follows the pattern of many small inland lakes in the region, with water temperatures that fluctuate markedly through the year. In early spring the surface often sits between about 40–55°F (4–13°C) as ice melts and the lake mixes; by late spring and early summer temperatures commonly rise to roughly 60–70°F (15–21°C). Peak summer surface readings can reach the mid-60s to mid-70s °F (18–24°C) in open water, with shallow bays occasionally warming to the upper 70s °F (around 25–26°C) on hot, calm days. In autumn the surface cools back through the 50s to 40s °F (10–4°C) as the lake destratifies, and in winter the lake often approaches freezing near 32°F (0°C) and may ice over depending on local weather.
Swimming at Juno Lake is commonly done in the warmer months when surface temperatures are comfortable, provided there is public access and no posted health or safety advisories. Local rules, water quality (including algal blooms), clarity, underwater hazards and sudden temperature layering can affect safety, and colder water even in summer can cause shock. In winter, swimming is generally not feasible because of ice and near-freezing water. It’s advisable to confirm current conditions and any regulations with local authorities before entering the water.