Muskegon Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Muskegon Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Muskegon Lake today is 19°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming. 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 | 20.4°C | 17.0°C | |
| SEP 15 | 20.3°C | 17.0°C | |
| SEP 16 | 19.9°C | 17.0°C | |
| SEP 17 | 19.6°C | 17.0°C | |
| SEP 18 | 19.6°C | 17.0°C | |
| SEP 19 | 19.2°C | 17.0°C | |
| SEP 20 | 19.0°C | 17.0°C | |
| SEP 21 | 19.1°C | 17.0°C | |
| SEP 22 | 17.0°C | 18.9°C | |
| SEP 23 | 17.0°C | 18.8°C | |
| SEP 24 | 17.0°C | 18.7°C | |
| SEP 25 | 17.0°C | 18.6°C | |
| SEP 26 | 17.0°C | 18.5°C | |
| SEP 27 | 17.0°C | 18.4°C | |
| SEP 28 | 17.0°C | 18.3°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 | 8°C |
| March | 0°C | 4°C | 7°C |
| April | 4°C | 9°C | 14°C |
| May | 8°C | 16°C | 23°C |
| June | 16°C | 19°C | 23°C |
| July | 20°C | 24°C | 29°C |
| August | 19°C | 24°C | 28°C |
| September | 12°C | 17°C | 22°C |
| October | 13°C | 17°C | 20°C |
| November | 0°C | 7°C | 13°C |
| December | 0°C | 3°C | 6°C |
Muskegon Lake: Water Temperature by Location
Muskegon Lake: Weather Forecast
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Muskegon Lake, a freshwater harbor connected to Lake Michigan, experiences marked seasonal shifts in surface water temperature that affect swimming comfort. In spring the water is chilly, often ranging from about 40–60°F (4–16°C) as ice melt and cool air persist. By early summer temperatures typically climb into the mid‑60s to upper‑70s°F (18–26°C) and on warm, calm days nearshore spots can reach the low 80s°F (27–28°C). Late summer and early fall commonly see waters in the mid‑60s to mid‑70s°F (18–24°C), while by late fall and winter the lake approaches freezing, with surface readings often around 28–36°F (−2–2°C) and ice forming in sheltered areas.
Swimming is allowed at public access points and beaches around Muskegon Lake, and many people swim there during the warmer months when temperatures are comfortable. Local beach and health departments may close areas temporarily for water‑quality or blue‑green algae advisories, and swimmers should be aware of cold shock risks in cooler seasons, boat traffic in the harbor and sudden drop‑offs. Checking current conditions and posted advisories before entering the water is recommended for safety and comfort.