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Joliet

Water Temperature in Joliet in Des Plaines River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Joliet in Des Plaines River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Joliet

70°F

TODAY

69°F

YESTERDAY

73°F

A WEEK AGO

As of today, the minimum water temperature in Joliet 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Des Plaines River in Joliet Over the Last 30 Days

Today the water temperature in Joliet is higher than the same day in previous years. The water temperature range here in September is from 52°F to 75°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Joliet are presented in the table below.

The actual water temperature values near the shore may differ by a few degrees from the stated values. For the development of the forecast, we use our own mathematical model that takes into account the current water temperature changes, historical data, and key weather trends, including wind strength and direction, and air temperature in each specific region.

Table of Daily Water Temperature Data

DateCurrentAverageForecast
Sep 573°F64°F
Sep 671°F64°F
Sep 770°F64°F
Sep 870°F64°F
Sep 969°F64°F
Sep 1069°F64°F
Sep 1169°F64°F
Sep 1270°F64°F
Sep 1364°F69°F
Sep 1464°F69°F
Sep 1564°F68°F
Sep 1664°F68°F
Sep 1764°F67°F
Sep 1864°F67°F
Sep 1964°F67°F
Sep 2064°F66°F
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Joliet by Month

January

MinimumAverageMaximum
36°F42°F48°F

February

MinimumAverageMaximum
36°F42°F48°F

March

MinimumAverageMaximum
37°F44°F52°F

April

MinimumAverageMaximum
41°F50°F61°F

May

MinimumAverageMaximum
46°F56°F70°F

June

MinimumAverageMaximum
57°F65°F72°F

July

MinimumAverageMaximum
63°F73°F82°F

August

MinimumAverageMaximum
63°F72°F81°F

September

MinimumAverageMaximum
52°F64°F75°F

October

MinimumAverageMaximum
46°F56°F61°F

November

MinimumAverageMaximum
37°F47°F61°F

December

MinimumAverageMaximum
37°F40°F46°F

Monthly Water Temperature Histogram for Des Plaines River in Joliet

Joliet Weather

SEPTEMBER 13

63°F / 88°F
moderate drizzle

rain: 15% | wind: 12 mph

SEPTEMBER 14

66°F / 95°F
light drizzle

rain: 13% | wind: 10 mph

SEPTEMBER 15

68°F / 93°F
light drizzle

rain: 4% | wind: 9 mph

SEPTEMBER 16

68°F / 93°F
overcast

rain: 2% | wind: 7 mph

SEPTEMBER 17

68°F / 93°F
overcast

rain: 4% | wind: 7 mph

Water Temperature in Joliet: General Trends and Swimming Opportunities

In Joliet, Illinois, the Des Plaines River flows through the city, offering a variety of outdoor recreational activities, although swimming is not commonly practiced. The water temperature in the Des Plaines River during the summer months typically ranges from 70°F to 80°F (21°C to 27°C), depending on the weather conditions. While this temperature range might seem appealing for swimming, the river's strong current and water quality make it less suitable for regular swimming activities. The river is often used for kayaking, fishing, and other water sports, with many people taking advantage of its scenic views and easy access points.

Joliet does not have public swimming areas in the Des Plaines River, as the river's swift currents can pose safety risks. Local authorities generally advise against swimming in the river, and public swimming is restricted to controlled, designated areas. The nearby parks and recreational areas do offer alternatives for water activities, such as fishing, boating, and canoeing, but they are not suitable for swimming. During the warmer months, when temperatures rise to around 75°F to 85°F (24°C to 29°C), many people prefer to visit local pools or nearby beaches instead of swimming in the river itself.

In terms of water temperature outside of the summer season, the Des Plaines River cools down considerably, especially in the fall and spring, with water temperatures typically dropping to around 45°F to 60°F (7°C to 16°C). This makes the river less inviting for swimming but still an attractive spot for other outdoor activities, such as hiking along the riverbank or enjoying the landscape. While swimming is not a popular option in the Des Plaines River near Joliet, the river provides an excellent location for enjoying various water-based outdoor pursuits.

Geographical Location of Joliet

Nearby Cities

Frequently Asked Questions About Joliet and its Water Temperatures

What is the current water temperature in Joliet?

The water temperature today in Joliet is 70°F (21.1°C).

What is the water temperature in Joliet during the summer months?

The average water temperature in Joliet during the summer months is typically between 65°F to 71°F (19°C to 21°C), and it can reach up to 75°F (24°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Joliet in May?

The average water temperature in Joliet in May ranges from 46°F to 70°F (8°C to 21°C).

What is the water temperature in Joliet in September?

The average water temperature in Joliet in September is typically between 52°F to 66°F (11°C to 19°C).

Is it possible to swim in the Des Plaines River in Joliet, and what are the available options for doing so?

Yes, it's possible to swim in the Des Plaines River in Joliet. Options include entering via public access points or joining swimming activities organized by local clubs.