Housatonic River — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in the Housatonic River, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in the Housatonic River today is 21.6°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 |
|---|---|---|---|
| SEP 14 | 22.5°C | 17.9°C | |
| SEP 15 | 22.2°C | 17.9°C | |
| SEP 16 | 22.0°C | 17.9°C | |
| SEP 17 | 21.4°C | 17.9°C | |
| SEP 18 | 20.8°C | 17.9°C | |
| SEP 19 | 21.1°C | 17.9°C | |
| SEP 20 | 22.0°C | 17.9°C | |
| SEP 21 | 21.6°C | 17.9°C | |
| SEP 22 | 17.9°C | 21.4°C | |
| SEP 23 | 17.9°C | 21.2°C | |
| SEP 24 | 17.9°C | 21.0°C | |
| SEP 25 | 17.9°C | 20.9°C | |
| SEP 26 | 17.9°C | 20.7°C | |
| SEP 27 | 17.9°C | 20.5°C | |
| SEP 28 | 17.9°C | 20.3°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 | 3°C | 5°C | 9°C |
| March | 3°C | 7°C | 11°C |
| April | 5°C | 10°C | 16°C |
| May | 8°C | 13°C | 21°C |
| June | 13°C | 18°C | 22°C |
| July | 17°C | 22°C | 27°C |
| August | 17°C | 22°C | 27°C |
| September | 11°C | 18°C | 25°C |
| October | 8°C | 15°C | 21°C |
| November | 3°C | 8°C | 16°C |
| December | 3°C | 6°C | 9°C |
Housatonic River: Water Temperature by Location
Housatonic River: Weather Forecast
September 21
September 22
September 23
September 24
September 25
September 26
Location & Local Information
Source Confluence of West and East Branches Housatonic River
• location Pittsfield, Berkshire County, Massachusetts, United States
Mouth Long Island Sound
• location Stratford, Fairfield County, Connecticut, United States
Length 149 mi (240 km)
The Housatonic River, flowing through Massachusetts and Connecticut, is a scenic river known for its rolling landscapes and opportunities for outdoor recreation. The water temperature in the river varies with the seasons, influenced by its northern location and the surrounding environment. In the spring and early summer, the water is typically cool, ranging between 45°F and 60°F (7°C to 16°C), as snowmelt and spring rains feed the river. By midsummer, the water warms to more comfortable temperatures, often reaching 65°F–75°F (18°C–24°C) in slower-moving or shallower sections.
Swimming in the Housatonic River is possible in certain areas, particularly during the summer months when water temperatures are more inviting. However, swimmers should exercise caution, as some sections of the river have strong currents or variable water quality. Designated swimming spots, such as those near parks or calmer tributaries, are the safest and most enjoyable options. The river is also a popular destination for kayaking, fishing, and hiking along its scenic banks, offering a variety of ways to enjoy its natural beauty beyond swimming.