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Elkhart Lake — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Elkhart Lake, trends, monthly ranges and the forecast for the coming days.

Lake Winnebago, United States
Lake Winnebago, United States © By self, CC BY-SA 2.5

Current Water Temperature

21.8°C
Today
21.1°C
Yesterday
17.9°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Elkhart Lake today is 21.8°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

From May 9 to June 9

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 219.4°C18.5°C
JUN 319.3°C18.5°C
JUN 419.4°C18.5°C
JUN 520.7°C18.5°C
JUN 620.7°C18.5°C
JUN 721.1°C18.5°C
JUN 821.3°C18.5°C
JUN 1018.5°C21.6°C
JUN 1118.5°C21.5°C
JUN 1218.5°C21.3°C
JUN 1318.5°C21.1°C
JUN 1418.5°C21.0°C
JUN 1518.5°C20.8°C
JUN 1618.5°C20.6°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
January1°C4°C7°C
February1°C5°C8°C
March0°C3°C6°C
April2°C7°C12°C
May10°C17°C23°C
June15°C19°C22°C
July20°C22°C25°C
August21°C24°C27°C
September12°C17°C21°C
October13°C16°C19°C
November0°C6°C12°C
December0°C3°C6°C

Elkhart Lake: Water Temperature by Location

Elkhart Lake: Weather Forecast

June 9

° / °
fog
rain: 61% | wind:

June 10

° / °
slight thunderstorm
rain: 14% | wind:

June 11

° / °
slight thunderstorm
rain: 18% | wind:

June 12

° / °
moderate drizzle
rain: 22% | wind:

Location & Local Information

Elkhart Lake’s water temperatures change noticeably through the year. In winter the surface typically freezes and water is at or near 32°F (0°C) under ice; during spring the lake warms from roughly the low 40s to mid‑60s °F (about 5–18°C) as air temperatures rise. Peak summer surface temperatures often reach the low to mid 70s °F (around 21–25°C), with occasional hot spells pushing readings into the upper 70s or low 80s °F (25–27°C) near shore. In autumn the lake cools back into the 50s and 60s °F (10–18°C) before refreezing. These figures vary with depth, wind, and seasonal weather patterns, so localized conditions can differ from general averages.

Swimming in Elkhart Lake is commonly allowed and practiced because the lake offers public access points and maintained beaches intended for recreation. Designated swimming areas are provided for safety and to protect swimmers from boating traffic; local authorities or beach managers may post advisories for water quality, algae, or hazardous conditions. Cold water in spring or late fall can cause rapid heat loss and increase risk of cold‑water shock, and winter ice prohibits ordinary swimming. Visitors should follow posted rules, heed warnings, and use caution when entering water outside the warmest summer months.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Elkhart Lake?
Water Temperature in Elkhart Lake today is 21.8°C.
What is the water temperature in Elkhart Lake during the summer months?
The water temperature in Elkhart Lake in summer fluctuates in the range of 15°C - 27°C.
Is it possible to swim in Elkhart Lake and what are the possibilities for this?
Yes, it is possible to swim in Elkhart Lake, Wisconsin. The lake offers public access via several public beaches and resorts, each providing varied amenities for swimming.