Middletown — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Middletown, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Middletown today is 18.2°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature 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.
Water Temperature Chart Over the Last 30 Days
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| OCT 6 | 20.2°C | 14.5°C | |
| OCT 7 | 20.1°C | 14.5°C | |
| OCT 8 | 18.7°C | 14.5°C | |
| OCT 9 | 18.3°C | 14.5°C | |
| OCT 10 | 18.8°C | 14.5°C | |
| OCT 11 | 18.4°C | 14.5°C | |
| OCT 12 | 18.7°C | 14.5°C | |
| OCT 13 | 18.2°C | 14.5°C | |
| OCT 14 | 14.5°C | 18.0°C | |
| OCT 15 | 14.5°C | 17.8°C | |
| OCT 16 | 14.5°C | 17.6°C | |
| OCT 17 | 14.5°C | 17.5°C | |
| OCT 18 | 14.5°C | 17.3°C | |
| OCT 19 | 14.5°C | 17.1°C | |
| OCT 20 | 14.5°C | 16.9°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 |
|---|---|---|---|
| January | 2°C | 6°C | 9°C |
| February | 1°C | 5°C | 9°C |
| March | 2°C | 7°C | 11°C |
| April | 5°C | 11°C | 17°C |
| May | 8°C | 13°C | 21°C |
| June | 14°C | 18°C | 23°C |
| July | 17°C | 23°C | 29°C |
| August | 17°C | 22°C | 27°C |
| September | 11°C | 18°C | 26°C |
| October | 8°C | 15°C | 21°C |
| November | 3°C | 10°C | 17°C |
| December | 3°C | 5°C | 8°C |
Middletown: Weather Forecast
October 14
October 15
October 16
October 17
Location & Local Information
Middletown, Ohio, is located along the Great Miami River, offering residents and visitors access to a scenic waterway that is often used for various recreational activities. The temperature of the river's water varies seasonally, and it can have an impact on swimming opportunities. During the summer months, the water temperature in the Great Miami River typically ranges between 70°F (21°C) and 80°F (27°C), making it a comfortable temperature for outdoor water activities, including swimming. Many people visit local parks along the river to swim or enjoy activities like kayaking and tubing.
While swimming is popular in the warmer months, the quality of the water can sometimes be a concern, as the river is susceptible to pollution from various sources, including runoff and industrial activity. During periods of heavy rainfall or after storms, the water quality can degrade, and local authorities often issue warnings to avoid contact with the water. When conditions are right, the Great Miami River offers a refreshing and enjoyable place for swimmers, but it is important to stay informed about water conditions before venturing in.
As the weather cools in the fall and winter, the water temperature in the Great Miami River drops significantly, often reaching around 40°F (4°C) to 50°F (10°C). Swimming during this time is not recommended due to the cold temperatures and potential safety risks. While the winter months offer opportunities for activities like fishing and birdwatching, the river generally becomes less accessible for casual water recreation as temperatures continue to drop.