Lake Lansing — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Lake Lansing, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Lake Lansing today is 20°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 | 21.3°C | 22.5°C | |
| SEP 15 | 21.8°C | 22.5°C | |
| SEP 16 | 20.2°C | 22.5°C | |
| SEP 17 | 20.7°C | 22.5°C | |
| SEP 18 | 20.9°C | 22.5°C | |
| SEP 19 | 20.1°C | 22.5°C | |
| SEP 20 | 20.5°C | 22.5°C | |
| SEP 22 | 22.5°C | 20.1°C | |
| SEP 23 | 22.5°C | 20.3°C | |
| SEP 24 | 22.5°C | 20.4°C | |
| SEP 25 | 22.5°C | 20.5°C | |
| SEP 26 | 22.5°C | 20.6°C | |
| SEP 27 | 22.5°C | 20.8°C | |
| SEP 28 | 22.5°C | 20.9°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 | 1°C | 4°C |
| February | 0°C | 2°C | 5°C |
| March | 1°C | 6°C | 10°C |
| April | 4°C | 9°C | 14°C |
| May | 10°C | 14°C | 18°C |
| June | 16°C | 20°C | 24°C |
| July | 21°C | 24°C | 27°C |
| August | 21°C | 25°C | 28°C |
| September | 18°C | 23°C | 27°C |
| October | 13°C | 17°C | 20°C |
| November | 2°C | 8°C | 13°C |
| December | 0°C | 3°C | 5°C |
Lake Lansing: Water Temperature by Location
Lake Lansing: Weather Forecast
September 21
September 22
September 23
September 24
September 25
Location & Local Information
Lake Lansing’s surface water temperatures follow a typical midwestern inland-lake pattern. In winter the lake approaches freezing, often near 32°F (0°C) and becoming ice-covered for periods; spring warming commonly brings surface temperatures into the 40–60°F range (4–16°C) as the water mixes. By summer the shallow, sunlit surface often warms to roughly 70–80°F (21–27°C), and on hot spells can reach the low to mid‑80s°F (around 28–29°C), while deeper water remains noticeably cooler. In autumn the surface cools back through the 50s and low 60s°F (10–17°C) as the lake destratifies and transitions toward winter conditions.
Swimming in Lake Lansing is generally allowed and is concentrated in designated beach and park areas where local managers monitor conditions and post advisories for safety and water quality. Lifeguards and formal swimming hours are typically provided seasonally at public beaches, and routine testing looks for issues such as elevated bacterial levels or algal blooms that can prompt temporary closures. Because of the seasonal temperature swings, summer months offer the most comfortable and safest conditions for recreational swimming; spring and late‑fall waters tend to be too cold for prolonged swimming, and winter ice cover makes open‑water swimming unsafe.