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Clendening Lake — Current Water Temperature, Annual Trends and Forecast

This page provides information on the current water temperature in Clendening Lake, trends, monthly ranges and the forecast for the coming days.

Tappan Lake, United States
Tappan Lake, United States © By Brian Rawson, CC BY-SA 2.0

Current Water Temperature

21.7°C
Today
20.1°C
Yesterday
19.0°C
A Week Ago
Get instant access to real-time water temperatures for this and all other locations with our iOS and Android apps.

Water Temperature in Clendening Lake today is 21.7°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

From May 9 to June 9

Table of Daily Sea Temperature Data

Date Current Average Forecast
JUN 218.1°C19.5°C
JUN 317.9°C19.5°C
JUN 417.9°C19.5°C
JUN 518.7°C19.5°C
JUN 619.1°C19.5°C
JUN 720.1°C19.5°C
JUN 820.0°C19.5°C
JUN 1019.5°C21.6°C
JUN 1119.5°C21.5°C
JUN 1219.5°C21.4°C
JUN 1319.5°C21.3°C
JUN 1419.5°C21.2°C
JUN 1519.5°C21.0°C
JUN 1619.5°C20.9°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
January0°C4°C6°C
February0°C4°C7°C
March1°C6°C10°C
April5°C11°C18°C
May13°C17°C22°C
June15°C20°C24°C
July21°C24°C26°C
August21°C23°C26°C
September20°C23°C26°C
October12°C18°C23°C
November4°C9°C13°C
December1°C5°C8°C

Clendening Lake: Water Temperature by Location

Clendening Lake: Weather Forecast

June 9

° / °
moderate drizzle
rain: 36% | wind:

June 10

° / °
moderate rain showers
rain: 41% | wind:

June 11

° / °
moderate drizzle
rain: 28% | wind:

June 12

° / °
dense intensity drizzle
rain: 52% | wind:

June 13

° / °
light drizzle
rain: 52% | wind:

Location & Local Information

Clendening Lake, a reservoir in eastern Ohio, experiences a wide seasonal swing in surface water temperatures. In winter the surface can approach near freezing, roughly 32–40°F (0–4°C), and waters remain cold through early spring. By late spring temperatures typically rise into the mid-40s to low 60s°F (7–16°C), while summer surface readings commonly range from about 70–80°F (21–27°C), with sheltered shallows occasionally reaching the low 80s (27–28°C) on hot days. In autumn the lake cools again toward roughly 50–65°F (10–18°C). Deeper water stays noticeably colder year-round, so diving or swimming below the surface can expose visitors to sudden cold-water conditions even in summer.

Swimming at Clendening Lake is generally possible, but it is governed by local rules and practical safety considerations. Many public areas are unsupervised, so swimming is typically at your own risk; visitors should obey posted signs, avoid boat traffic zones, and be aware of hazards such as steep drop-offs, submerged structures, or occasional algal or water-quality advisories that can lead to temporary closures. Because of the lake’s variable temperatures and depth, swimmers should take precautions against cold-water shock and follow any guidance from park managers or the U.S. Army Corps of Engineers responsible for the reservoir.

Nearby Lakes

Frequently Asked Questions

What is the current water temperature in Clendening Lake?
Water Temperature in Clendening Lake today is 21.7°C.
What is the water temperature in Clendening Lake during the summer months?
The water temperature in Clendening Lake in summer fluctuates in the range of 15°C - 26°C.
Is it possible to swim in Clendening Lake and what are the possibilities for this?
Yes, it's possible to swim in Clendening Lake in Ohio. However, it's recommended to swim in designated swimming areas or join a guided swimming activity for safety.