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Knoxville

Water Temperature in Knoxville in Tennessee River: Current and Forecast

On this page, you will find comprehensive information about the water temperature in Knoxville in Tennessee 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 Knoxville

18.3°C

TODAY

18.5°C

YESTERDAY

17.9°C

A WEEK AGO

As of today, the minimum water temperature in Knoxville 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.

Analysis, Historical Data, and Forecast of Water Temperature

Water Temperature Chart for Tennessee River in Knoxville Over the Last 30 Days

Today the water temperature in Knoxville is higher than the same day in previous years. The water temperature range here in May is from 8°C to 21°C. The water temperature is trending upward, and it has increased both over the past 30 days and the past week.

The forecasted water temperature values for Knoxville 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
May 717.9°C13.4°C
May 817.8°C13.4°C
May 917.8°C13.4°C
May 1017.8°C13.4°C
May 1118.4°C13.4°C
May 1218.5°C13.4°C
May 1318.5°C13.4°C
May 1418.3°C13.4°C
May 1513.4°C18.0°C
May 1613.4°C17.7°C
May 1713.4°C17.4°C
May 1813.4°C17.2°C
May 1913.4°C17.0°C
May 2013.4°C16.8°C
May 2113.4°C16.6°C
May 2213.4°C16.4°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Water Temperature Ranges in Knoxville by Month

January

MinimumAverageMaximum
2°C5.5°C9°C

February

MinimumAverageMaximum
3°C5.3°C9°C

March

MinimumAverageMaximum
3°C7.5°C12°C

April

MinimumAverageMaximum
5°C11.5°C18°C

May

MinimumAverageMaximum
8°C13.4°C21°C

June

MinimumAverageMaximum
14°C18.5°C22°C

July

MinimumAverageMaximum
17°C20°C24°C

August

MinimumAverageMaximum
17°C21.4°C23°C

September

MinimumAverageMaximum
11°C17.6°C19°C

October

MinimumAverageMaximum
8°C13.3°C16°C

November

MinimumAverageMaximum
3°C8.1°C16°C

December

MinimumAverageMaximum
3°C4.7°C8°C

Monthly Water Temperature Histogram for Tennessee River in Knoxville

Knoxville Weather

MAY 15

18°C / 27°C
overcast

rain: 20% | wind: 23 km/h

MAY 16

19°C / 29°C
overcast

rain: 25% | wind: 25 km/h

MAY 17

18°C / 26°C
slight rain showers

rain: 61% | wind: 24 km/h

MAY 18

15°C / 24°C
moderate rain showers

rain: 35% | wind: 12 km/h

MAY 19

13°C / 25°C
overcast

rain: 35% | wind: 15 km/h

MAY 20

16°C / 29°C
overcast

rain: 21% | wind: 19 km/h

Water Temperature in Knoxville: General Trends and Swimming Opportunities

In Knoxville, Tennessee, the Tennessee River runs through the city, offering both scenic views and various opportunities for water-based recreation. The river's water temperature fluctuates depending on the time of year. During the warmer months, typically from late spring through summer, the water temperature can reach around 75°F to 80°F (24°C to 27°C), which is comfortable for swimming. However, this can vary slightly based on weather conditions and the river’s flow. In the cooler months, particularly in the fall and winter, the temperature can drop significantly, reaching around 40°F to 50°F (4°C to 10°C), making swimming unsafe due to cold-water risks.

While the Tennessee River provides a pleasant setting for outdoor activities, swimming in the river is not as common as other recreational activities such as boating or fishing. The river's currents can vary, with some sections being quite fast-moving, which poses potential risks for swimmers. Knoxville's riverfront areas are better known for kayaking, paddleboarding, and enjoying the views along the riverbanks. Some designated areas, like parks along the river, may have calm sections of water suitable for casual water activities, but the lack of formal swimming zones makes it less popular as a swimming destination.

For those looking to swim in Knoxville, there are several local pools and water parks, such as the Knoxville Outdoor Pool, which offer a safer and more controlled environment for swimming. While the Tennessee River is beautiful and offers plenty of opportunities for other water activities, it's best to be cautious and choose safer alternatives when it comes to swimming in its waters.

Geographical Location of Knoxville

Frequently Asked Questions About Knoxville and its Water Temperatures

What is the current water temperature in Knoxville?

The water temperature today in Knoxville is 65°F (18.3°C).

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

The average water temperature in Knoxville 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 Knoxville in May?

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

What is the water temperature in Knoxville in September?

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

Is it possible to swim in the Tennessee River in Knoxville, and what are the available options for doing so?

Yes, it is possible to swim in the Tennessee River in Knoxville. Available options include public access points like Sequoyah Hills Park and designated swimming areas at local marinas.