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Lake Clinton — Current Water Temperature, Annual Trends and Forecast

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

Lake Shelbyville, United States
Lake Shelbyville, United States © By U.S. Army Corps of Engineers, Public domain

Current Water Temperature

13.0°C
Today
14.8°C
Yesterday
16.6°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 Lake Clinton today is 13°C.

Water Temperature: Daily Trends, Historical Records, and Forecast

⚠️ As of today, the minimum water temperature ranges from 54°F (12°C) to 60°F (15°C). The water is significantly warmer, and swimming becomes possible for most people. However, caution may still be required for prolonged stays in the water, as extended exposure can cause discomfort. This is a suitable temperature range for short swims and for those accustomed to cooler water. For more comfortable swimming, it is recommended to use proper gear. 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 October 2 to November 2

Table of Daily Sea Temperature Data

Date Current Average Forecast
OCT 2616.6°C17.5°C
OCT 2716.0°C17.5°C
OCT 2815.5°C17.5°C
OCT 2914.6°C17.5°C
OCT 3015.6°C17.5°C
OCT 3115.5°C17.5°C
NOV 114.8°C10.5°C
NOV 213.0°C10.5°C
NOV 310.5°C12.9°C
NOV 410.5°C12.8°C
NOV 510.5°C12.6°C
NOV 610.5°C12.5°C
NOV 710.5°C12.4°C
NOV 810.5°C12.3°C
NOV 910.5°C12.1°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
January0°C2°C5°C
February1°C4°C7°C
March3°C8°C13°C
April8°C13°C18°C
May14°C18°C22°C
June19°C23°C26°C
July21°C27°C32°C
August22°C26°C29°C
September21°C25°C28°C
October13°C18°C22°C
November5°C11°C15°C
December2°C5°C7°C

Lake Clinton: Water Temperature by Location

Lake Clinton: Weather Forecast

November 3

° / °
light drizzle
rain: 67% | wind:

November 4

° / °
moderate rain showers
rain: 75% | wind:

November 5

° / °
overcast
rain: 26% | wind:

November 6

° / °
moderate drizzle
rain: 9% | wind:

November 7

° / °
overcast
rain: 3% | wind:

Location & Local Information

Clinton Lake’s surface water temperature follows a typical Midwestern reservoir pattern. In winter the lake commonly sits near freezing, roughly 32–40°F (0–4°C) and can develop ice in cold periods. Spring warming brings temperatures into the mid-40s to mid-60s°F (7–18°C) as runoff and air temperatures rise. During summer the surface usually reaches its warmest, often about 70–84°F (21–29°C) on warm or hot days, with shallow bays warming fastest; deeper water remains cooler. In autumn the lake cools back into the 50s–60s°F (10–18°C) as air temperatures drop. These are general seasonal ranges and actual temperatures vary with recent weather, wind, depth, and location around the reservoir.

Swimming at Clinton Lake is permitted and the lake is managed for multiple recreational uses, so people do swim in designated and appropriate shoreline areas. Recreational swimming is advised in marked or established spots for safety because open reservoir areas have boat traffic, changing water depths, submerged hazards, and variable water quality (including occasional algae). Lifeguards are not always present, so swimmers should follow posted rules, be aware of temperature changes that affect stamina, and check local advisories for water-quality or safety notices before entering the water.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Lake Clinton?
Water Temperature in Lake Clinton today is 13°C.
What is the water temperature in Lake Clinton during the summer months?
The water temperature in Lake Clinton in summer fluctuates in the range of 19°C - 32°C.
Is it possible to swim in Lake Clinton and what are the possibilities for this?
Yes, it's possible to swim in Clinton Lake, Illinois. The possibilities for this could be at designated swimming areas or participating in the events organized by the local authorities.