Herb Parsons Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Herb Parsons Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Herb Parsons Lake today is 21°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature 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.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| OCT 5 | 23.4°C | 21.5°C | |
| OCT 6 | 23.1°C | 21.5°C | |
| OCT 7 | 22.6°C | 21.5°C | |
| OCT 8 | 22.5°C | 21.5°C | |
| OCT 9 | 22.3°C | 21.5°C | |
| OCT 10 | 21.6°C | 21.5°C | |
| OCT 11 | 21.8°C | 21.5°C | |
| OCT 12 | 21.6°C | 21.5°C | |
| OCT 13 | 21.5°C | 21.0°C | |
| OCT 14 | 21.5°C | 21.1°C | |
| OCT 15 | 21.5°C | 21.1°C | |
| OCT 16 | 21.5°C | 21.1°C | |
| OCT 17 | 21.5°C | 21.1°C | |
| OCT 18 | 21.5°C | 21.2°C | |
| OCT 19 | 21.5°C | 21.2°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 | 3°C | 7°C | 11°C |
| February | 2°C | 6°C | 11°C |
| March | 4°C | 10°C | 17°C |
| April | 10°C | 17°C | 24°C |
| May | 17°C | 21°C | 25°C |
| June | 20°C | 25°C | 30°C |
| July | 23°C | 28°C | 32°C |
| August | 23°C | 27°C | 32°C |
| September | 23°C | 26°C | 29°C |
| October | 18°C | 22°C | 25°C |
| November | 9°C | 14°C | 18°C |
| December | 5°C | 8°C | 10°C |
Herb Parsons Lake: Water Temperature by Location
Herb Parsons Lake: Weather Forecast
October 13
October 14
October 15
October 16
October 17
Location & Local Information
Herb Parsons Lake in Tennessee experiences a clear seasonal cycle in surface water temperature. In winter months surface temperatures commonly fall into the mid-30s to low-50s °F (about 2–10 °C), making the water cold and brisk. Spring sees a warming trend with typical ranges near 50–65 °F (10–18 °C) as runoff and air temperatures moderate. Peak summer surface temperatures often reach roughly 70–82 °F (21–28 °C), which is when the lake feels most comfortable for swimming for many people. During autumn the water cools again, generally sitting between about 55–70 °F (13–21 °C) as air temperatures drop and mixing increases.
Swimming at Herb Parsons Lake is generally allowed, but opportunities depend on season, local regulations and conditions. Warm summer temperatures make swimming most practical and pleasant, while colder months present hypothermia and cold-shock risks. The lake is primarily managed for recreation such as fishing and boating, so designated swimming areas and signage may vary and lifeguards are not typically provided; water quality can also be affected occasionally by algae or runoff, which can restrict swimming. For safety, visitors should observe posted rules, avoid swimming alone, and consider water temperature and current local advisories before entering the water.