Gull Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Gull Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Gull Lake today is 22.7°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 25 | 23.8°C | 25.5°C | |
| AUG 26 | 23.6°C | 25.5°C | |
| AUG 27 | 22.9°C | 25.5°C | |
| AUG 28 | 22.8°C | 25.5°C | |
| AUG 29 | 22.7°C | 25.5°C | |
| AUG 30 | 22.8°C | 25.5°C | |
| AUG 31 | 22.8°C | 25.5°C | |
| SEP 2 | 23.5°C | 22.7°C | |
| SEP 3 | 23.5°C | 22.8°C | |
| SEP 4 | 23.5°C | 22.8°C | |
| SEP 5 | 23.5°C | 22.9°C | |
| SEP 6 | 23.5°C | 22.9°C | |
| SEP 7 | 23.5°C | 22.9°C | |
| SEP 8 | 23.5°C | 23.0°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 | 4°C |
| February | 1°C | 4°C | 6°C |
| March | 1°C | 5°C | 9°C |
| April | 5°C | 10°C | 15°C |
| May | 10°C | 14°C | 19°C |
| June | 15°C | 19°C | 23°C |
| July | 21°C | 25°C | 28°C |
| August | 22°C | 26°C | 28°C |
| September | 19°C | 24°C | 28°C |
| October | 11°C | 16°C | 21°C |
| November | 5°C | 8°C | 11°C |
| December | 0°C | 3°C | 6°C |
Gull Lake: Water Temperature by Location
Gull Lake: Weather Forecast
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Location & Local Information
Gull Lake in southwest Michigan experiences a clear seasonal pattern in surface water temperatures. In spring (April–May) the lake is cold, typically between about 40–60°F (4–16°C) as it warms after winter. Early summer (June) often sees temperatures in the 60s°F (15–21°C), while July and August are usually the warmest months, with surface readings commonly in the mid-70s to around 80°F (24–27°C) on warm spells. In autumn the water cools again, falling through the 50s–60s°F (10–20°C) in September and October and returning toward near-freezing conditions in winter; during November through March surface temperatures are frequently close to 32–40°F (0–4°C) and the lake can ice over.
Swimming on Gull Lake is generally allowed in designated public and private access areas, and many people swim there in summer when surface temperatures are most comfortable. Seasonal restrictions apply when conditions are unsafe: ice cover in winter prohibits open-water swimming, and local advisories may close areas temporarily for water-quality concerns such as algal blooms or contamination. As with any lake, swimmers should heed posted signs, check current water-quality notices, be aware of variable temperatures that can increase cold-water shock risk, and use appropriate caution since lifeguard coverage and conditions vary by site.