Star Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Star Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Star Lake today is 17.1°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 | 19.3°C | 19.9°C | |
| SEP 16 | 19.4°C | 19.9°C | |
| SEP 17 | 18.6°C | 19.9°C | |
| SEP 18 | 17.7°C | 19.9°C | |
| SEP 19 | 18.1°C | 19.9°C | |
| SEP 20 | 17.4°C | 19.9°C | |
| SEP 21 | 17.1°C | 19.9°C | |
| SEP 22 | 19.9°C | 17.2°C | |
| SEP 23 | 19.9°C | 17.4°C | |
| SEP 24 | 19.9°C | 17.5°C | |
| SEP 25 | 19.9°C | 17.7°C | |
| SEP 26 | 19.9°C | 17.8°C | |
| SEP 27 | 19.9°C | 17.9°C | |
| SEP 28 | 19.9°C | 18.1°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 | 2°C | 7°C | 12°C |
| February | 2°C | 9°C | 15°C |
| March | 0°C | 9°C | 17°C |
| April | 2°C | 11°C | 20°C |
| May | 5°C | 14°C | 21°C |
| June | 14°C | 18°C | 23°C |
| July | 17°C | 22°C | 27°C |
| August | 21°C | 25°C | 28°C |
| September | 17°C | 20°C | 23°C |
| October | 5°C | 12°C | 18°C |
| November | 4°C | 8°C | 11°C |
| December | 2°C | 7°C | 11°C |
Star Lake: Water Temperature by Location
Star Lake: Weather Forecast
September 22
September 23
September 24
September 25
Location & Local Information
Star Lake in Minnesota typically follows the same seasonal temperature patterns as many small to mid-sized lakes in the region. In spring, as ice melts and the lake overturns, surface temperatures commonly rise from about 35–60°F (2–15°C). By summer the surface usually warms to roughly 68–78°F (20–26°C), with shallow bays sometimes reaching the low 80s°F (27–28°C) on hot, calm days; deeper water stays markedly cooler. In fall the surface cools back through the 50s–60s°F (10–16°C) range before dropping toward freezing, and in winter the lake is typically at or just above 32°F (0°C) under ice, with air temperatures often much lower.
Recreational swimming is generally possible during the open-water months where public access or private beaches exist, and many people swim when surface temperatures are in the upper 60s to mid-70s°F (20–24°C). Swimming may be restricted or inadvisable if local health departments issue advisories for high bacteria levels, blue-green algae blooms, or other hazards, so checking current local conditions is important. There is also a clear safety difference between summer swimming and winter ice conditions: ice is unsafe unless tested and managed, and cold water can rapidly impair swimmers, so caution and awareness of local rules and conditions are recommended.