Powers Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Powers Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Powers Lake 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 |
|---|---|---|---|
| JUN 2 | 16.4°C | 18.0°C | |
| JUN 3 | 18.0°C | 18.0°C | |
| JUN 4 | 18.1°C | 18.0°C | |
| JUN 5 | 18.6°C | 18.0°C | |
| JUN 6 | 18.7°C | 18.0°C | |
| JUN 7 | 19.7°C | 18.0°C | |
| JUN 8 | 20.0°C | 18.0°C | |
| JUN 10 | 18.0°C | 20.4°C | |
| JUN 11 | 18.0°C | 20.3°C | |
| JUN 12 | 18.0°C | 20.1°C | |
| JUN 13 | 18.0°C | 20.0°C | |
| JUN 14 | 18.0°C | 19.9°C | |
| JUN 15 | 18.0°C | 19.8°C | |
| JUN 16 | 18.0°C | 19.6°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 | 3°C | 6°C |
| February | 0°C | 3°C | 6°C |
| March | 1°C | 5°C | 8°C |
| April | 5°C | 8°C | 12°C |
| May | 9°C | 14°C | 18°C |
| June | 15°C | 18°C | 21°C |
| July | 19°C | 24°C | 29°C |
| August | 23°C | 25°C | 27°C |
| September | 18°C | 21°C | 23°C |
| October | 13°C | 17°C | 21°C |
| November | 3°C | 8°C | 12°C |
| December | 0°C | 3°C | 7°C |
Powers Lake: Water Temperature by Location
Powers Lake: Weather Forecast
June 9
June 10
June 11
June 12
Location & Local Information
Powers Lake in Wisconsin follows the seasonal pattern typical of Midwestern inland lakes. In winter the surface commonly sits at or just below freezing, around 32°F (0°C) under ice, with deeper water only slightly warmer. Spring warming moves surface temperatures into the 40s–50s°F (4–13°C) as ice melts and runoff cools the lake. By summer, surface waters commonly reach the 70s°F, often 70–78°F (21–26°C) in July and August, and during warm spells shallow bays can approach the low 80s°F (27–28°C). In autumn the lake cools back through the 50s–60s°F (10–16°C) as air temperatures fall. Local conditions such as wind, depth and sunlight can make distinct temperature differences between bays and main basins.
Swimming at Powers Lake is generally possible where public or private access is provided and where local ordinances and water-quality monitoring permit it. Recreational use is common in summer when surface temperatures are comfortable for bathing; however water clarity, aquatic vegetation and occasional blue-green algae blooms can prompt advisories that temporarily limit swimming. Shoreline areas and shallow zones warm fastest and are most popular for swimmers, while colder, deeper water increases hypothermia risk even on warm days. As with any lake, checking current local guidance on water quality and access is advisable before swimming.