Knoxville — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Knoxville, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Knoxville today is 26.8°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 79°F (26°C) to 82°F (28°C). This is very warm water, allowing for extended stays without any discomfort. Swimming in these conditions will be particularly enjoyable, making it the ideal temperature range for those who want to relax in the sea. Additionally, water in this temperature range is suitable for children and elderly people, as it is comfortable for prolonged stays. 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
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUL 14 | 25.1°C | 22.2°C | |
| JUL 15 | 27.3°C | 22.2°C | |
| JUL 16 | 27.3°C | 22.2°C | |
| JUL 17 | 27.2°C | 22.2°C | |
| JUL 18 | 25.8°C | 22.2°C | |
| JUL 19 | 26.0°C | 22.2°C | |
| JUL 20 | 26.1°C | 22.2°C | |
| JUL 21 | 26.6°C | 22.2°C | |
| JUL 22 | 22.2°C | 26.6°C | |
| JUL 23 | 22.2°C | 26.3°C | |
| JUL 24 | 22.2°C | 26.1°C | |
| JUL 25 | 22.2°C | 25.9°C | |
| JUL 26 | 22.2°C | 25.7°C | |
| JUL 27 | 22.2°C | 25.4°C | |
| JUL 28 | 22.2°C | 25.2°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 |
|---|---|---|---|
| January | 2°C | 6°C | 10°C |
| February | 3°C | 5°C | 9°C |
| March | 3°C | 9°C | 15°C |
| April | 5°C | 12°C | 18°C |
| May | 8°C | 15°C | 23°C |
| June | 14°C | 19°C | 25°C |
| July | 17°C | 22°C | 28°C |
| August | 17°C | 21°C | 25°C |
| September | 11°C | 17°C | 23°C |
| October | 8°C | 15°C | 21°C |
| November | 3°C | 11°C | 18°C |
| December | 6°C | 6°C | 11°C |
Knoxville: Weather Forecast
July 22
July 23
July 24
July 25
Location & Local Information
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.