Shamineau Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Shamineau Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Shamineau Lake today is 17.5°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people. 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 | 20.3°C | 19.9°C | |
| SEP 15 | 19.9°C | 19.9°C | |
| SEP 16 | 19.0°C | 19.9°C | |
| SEP 17 | 19.0°C | 19.9°C | |
| SEP 18 | 17.5°C | 19.9°C | |
| SEP 19 | 17.9°C | 19.9°C | |
| SEP 20 | 17.7°C | 19.9°C | |
| SEP 21 | 17.5°C | 19.9°C | |
| SEP 22 | 19.9°C | 17.6°C | |
| SEP 23 | 19.9°C | 17.7°C | |
| SEP 24 | 19.9°C | 17.9°C | |
| SEP 25 | 19.9°C | 18.0°C | |
| SEP 26 | 19.9°C | 18.1°C | |
| SEP 27 | 19.9°C | 18.2°C | |
| SEP 28 | 19.9°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 | 1°C | 7°C | 12°C |
| February | 2°C | 9°C | 15°C |
| March | 1°C | 9°C | 17°C |
| April | 1°C | 11°C | 20°C |
| May | 5°C | 14°C | 23°C |
| June | 12°C | 17°C | 23°C |
| July | 17°C | 22°C | 27°C |
| August | 20°C | 24°C | 28°C |
| September | 15°C | 20°C | 25°C |
| October | 5°C | 12°C | 18°C |
| November | 3°C | 7°C | 10°C |
| December | 2°C | 6°C | 8°C |
Shamineau Lake: Water Temperature by Location
Shamineau Lake: Weather Forecast
September 22
September 23
September 24
September 25
Location & Local Information
Shamineau Lake’s water temperatures follow the seasonal patterns common to central Minnesota lakes. In winter the lake surface usually cools to around freezing, about 32°F (0°C) under ice, with water just beneath the ice remaining close to that point. Spring brings a gradual warm-up, often spanning roughly 35–60°F (2–15°C) as the lake mixes and warms unevenly. Peak summer surface temperatures typically range from about 68–78°F (20–26°C), and in shallow bays or during heat spells the top layer can briefly reach the low 80s (around 27–28°C). During autumn the lake steadily cools again, commonly sitting in the 45–65°F (7–18°C) band before refreezing.
Swimming on Shamineau Lake is generally possible where shoreline access is available, because it is a recreational lake used for boating and bathing. Suitability for a swim depends on the season, water clarity, and any local advisories about algae or bacteria; summer months offer the most comfortable conditions, while spring and fall can feel brisk and raise hypothermia concerns for prolonged exposure. Winter ice makes casual swimming hazardous except in supervised, intentional ice-swim events with safety measures. As with any lake, checking current water conditions and local guidance before entering the water is recommended.