Pleasant Hill Lake — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Pleasant Hill Lake, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Pleasant Hill Lake today is 21.5°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 |
|---|---|---|---|
| JUN 3 | 17.3°C | 20.5°C | |
| JUN 4 | 17.3°C | 20.5°C | |
| JUN 5 | 19.1°C | 20.5°C | |
| JUN 6 | 19.3°C | 20.5°C | |
| JUN 7 | 20.8°C | 20.5°C | |
| JUN 8 | 21.0°C | 20.5°C | |
| JUN 10 | 21.3°C | 20.5°C | |
| JUN 11 | 20.5°C | 21.5°C | |
| JUN 12 | 20.5°C | 21.4°C | |
| JUN 13 | 20.5°C | 21.4°C | |
| JUN 14 | 20.5°C | 21.3°C | |
| JUN 15 | 20.5°C | 21.3°C | |
| JUN 16 | 20.5°C | 21.2°C | |
| JUN 17 | 20.5°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 | 0°C | 4°C | 8°C |
| February | 0°C | 3°C | 6°C |
| March | 1°C | 5°C | 9°C |
| April | 5°C | 10°C | 16°C |
| May | 11°C | 15°C | 20°C |
| June | 17°C | 21°C | 24°C |
| July | 24°C | 26°C | 29°C |
| August | 22°C | 25°C | 28°C |
| September | 21°C | 25°C | 29°C |
| October | 15°C | 19°C | 22°C |
| November | 6°C | 11°C | 15°C |
| December | 3°C | 6°C | 9°C |
Pleasant Hill Lake: Water Temperature by Location
Pleasant Hill Lake: Weather Forecast
June 9
June 10
June 11
June 12
June 13
Location & Local Information
Pleasant Hill Lake in Ohio experiences a pronounced seasonal cycle in water temperature. In summer, surface temperatures commonly reach about 75–85°F (24–29°C) during July and August, which is when the lake feels most comfortable for swimming. Spring brings cooler conditions with surface readings often ranging from roughly 45–68°F (7–20°C) as the water warms; in autumn the surface typically falls back to about 50–70°F (10–21°C) as cooling sets in. Winter temperatures can approach freezing, with surface water near 32–40°F (0–4°C) and ice possible in cold spells, while deeper water remains noticeably colder year-round because of stratification and limited mixing.
Swimming opportunities at Pleasant Hill Lake are governed by park rules and seasonal management. Recreational swimming is generally permitted only in designated areas when the park opens them, largely for safety and water-quality reasons; lifeguards are not always on duty and boat traffic, submerged hazards and sudden cold pockets make unsupervised swimming riskier. Authorities may close or post advisories for harmful algal blooms, contamination, or unsafe conditions, so visitors are advised to follow posted signs and current park guidance before entering the water.