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Upper Peoria Lake

Upper Peoria Lake Current Water Temperature and Forecast

On this page, you will find comprehensive information about the water temperature in Upper Peoria Lake, 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 Lake Water Temperature Information

70°F

TODAY

70°F

YESTERDAY

73°F

A WEEK AGO

As of today, the minimum water temperature in the Upper Peoria Lake 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 Upper Peoria Lake Over the Last 30 Days

Today the water temperature in Upper Peoria Lake is lower than the same day in previous years. The water temperature range here in September is from 70°F to 88°F. The water temperature has decreased over the past 7 days but has increased over the past month.

The forecasted water temperature values for Upper Peoria Lake 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.

Daily Water Temperature Chart

DateCurrentAverageForecast
Sep 573°F79°F
Sep 672°F79°F
Sep 772°F79°F
Sep 872°F79°F
Sep 970°F79°F
Sep 1070°F79°F
Sep 1170°F79°F
Sep 1270°F79°F
Sep 1379°F71°F
Sep 1479°F71°F
Sep 1579°F72°F
Sep 1679°F72°F
Sep 1779°F73°F
Sep 1879°F73°F
Sep 1979°F73°F
Sep 2079°F74°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 Upper Peoria Lake by Month

January

MinimumAverageMaximum
36°F40°F45°F

February

MinimumAverageMaximum
32°F37°F41°F

March

MinimumAverageMaximum
37°F43°F48°F

April

MinimumAverageMaximum
45°F53°F61°F

May

MinimumAverageMaximum
59°F64°F70°F

June

MinimumAverageMaximum
66°F73°F81°F

July

MinimumAverageMaximum
73°F82°F91°F

August

MinimumAverageMaximum
73°F81°F88°F

September

MinimumAverageMaximum
70°F79°F88°F

October

MinimumAverageMaximum
66°F71°F75°F

November

MinimumAverageMaximum
37°F42°F46°F

December

MinimumAverageMaximum
41°F46°F50°F

Monthly Water Temperature Histogram for Upper Peoria Lake

Upper Peoria Lake Weather

SEPTEMBER 13

66°F / 100°F
light drizzle

rain: 7% | wind: 9 mph

SEPTEMBER 14

70°F / 102°F
moderate drizzle

rain: 5% | wind: 12 mph

SEPTEMBER 15

68°F / 95°F
moderate rain showers

rain: 6% | wind: 18 mph

SEPTEMBER 16

68°F / 95°F
dense intensity drizzle

rain: 2% | wind: 15 mph

SEPTEMBER 17

68°F / 99°F
light drizzle

rain: 3% | wind: 18 mph

Water Temperature in Upper Peoria Lake: General Trends and Swimming Opportunities

Upper Peoria Lake is located in the state of Illinois, in the counties of Marshall, Peoria, Tazewell, Woodford, at an elevation of 436 feet (133 meters) above sea level.

Upper Peoria Lake is a medium lake. Its surface area is 24.2 sq mi (62.6 sq km). Typically versatile lakes with developed ecosystems; popular for water sports and tourism.

The water temperature in Upper Peoria Lake varies throughout the year, ranging from 32°F (0°C) in February to 91°F (33°C) in July. The average annual water temperature of the lake is 61°F (16°C). The months when the average water temperature in Upper Peoria Lake exceeds 68 degrees Fahrenheit (20°C) are June, July, August, September and October.

The nearest cities ans towns to Upper Peoria Lake are: Peoria Heights, Germantown Hills, North Peoria, Rome, Peoria, Dunlap, West Peoria, Chillicothe, East Peoria, Metamora in Illinois.

Geographical Location of Upper Peoria Lake

Frequently Asked Questions About Upper Peoria Lake and its Water Temperatures

What is the current water temperature in Upper Peoria Lake?

The water temperature today in Upper Peoria Lake is 70°F (21.2°C).

What is the water temperature in Upper Peoria Lake during the summer months?

The average water temperature in Upper Peoria Lake during the summer months is typically between 76°F to 89°F (24°C to 32°C), and it can reach up to 91°F (33°C) at its warmest. However, in some years, the temperature may exceed this range.

What is the water temperature in Upper Peoria Lake in May?

The average water temperature in Upper Peoria Lake in May ranges from 61°F to 70°F (16°C to 21°C).

What is the water temperature in Upper Peoria Lake in September?

The average water temperature in Upper Peoria Lake in September is typically between 79°F to 88°F (26°C to 31°C).

Where is Upper Peoria Lake located?

Upper Peoria Lake is located in the United States in the state of Illinois, in the counties of Marshall, Peoria, Tazewell, Woodford, at an elevation of 436 feet (133 meters) above sea level. The surface area of the lake is 24.157 sq mi (62.57 sq km).

Is it possible to swim in Upper Peoria Lake and what are the possibilities for this?

Although Upper Peoria Lake in Illinois is usually utilized for fishing and boating, swimming is technically possible but not commonly practiced due to water quality. No designated swimming areas or amenities supporting this activity are currently available.

What are the coordinates of Upper Peoria Lake?

Upper Peoria Lake is located at coordinates 40.8000°N 89.5510°W.

Is Lake Upper Peoria Lake a popular vacation spot among Americans?

Upper Peoria Lake enjoys local popularity among the residents of State Illinois, and nationally, it ranks in the top 10 percent of all lakes in the country.