Hartford — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Hartford, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Hartford today is 20.2°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 25 | 18.4°C | 17.4°C | |
| JUN 26 | 18.4°C | 17.4°C | |
| JUN 27 | 18.5°C | 17.4°C | |
| JUN 28 | 18.7°C | 17.4°C | |
| JUN 29 | 19.1°C | 17.4°C | |
| JUN 30 | 19.2°C | 17.4°C | |
| JUL 1 | 19.4°C | 21.0°C | |
| JUL 2 | 19.6°C | 21.0°C | |
| JUL 3 | 21.0°C | 20.2°C | |
| JUL 4 | 21.0°C | 20.3°C | |
| JUL 5 | 21.0°C | 20.3°C | |
| JUL 6 | 21.0°C | 20.4°C | |
| JUL 7 | 21.0°C | 20.4°C | |
| JUL 8 | 21.0°C | 20.4°C | |
| JUL 9 | 21.0°C | 20.5°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 | 1°C | 5°C | 9°C |
| February | 2°C | 6°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 | 12°C | 17°C | 22°C |
| July | 17°C | 21°C | 25°C |
| August | 17°C | 21°C | 25°C |
| September | 11°C | 16°C | 21°C |
| October | 8°C | 14°C | 20°C |
| November | 3°C | 8°C | 16°C |
| December | 2°C | 5°C | 8°C |
Hartford: Weather Forecast
July 3
July 4
July 5
July 6
July 7
Location & Local Information
Hartford, Connecticut, is located along the Connecticut River, which is the longest river in New England and a popular location for various water activities. However, the water temperature in the Connecticut River can be quite cold, especially in the spring and early summer, due to the influx of snowmelt from the surrounding mountains. In early spring, the river's temperature can range from 40°F (4°C) to 50°F (10°C). As the summer months approach, the water warms up, typically reaching temperatures between 60°F (16°C) and 70°F (21°C), making it more suitable for recreational activities like kayaking, boating, and fishing.
While the river can be a great spot for water sports, the cooler temperatures usually make it less ideal for extended swimming, particularly in the early part of the season. For those who do want to take a dip, the Connecticut River can be refreshing, but it may be uncomfortable for long periods, especially if the air temperature is cooler. Many locals and visitors prefer to engage in water activities like rafting or tubing, where the chilly water is more manageable.
For a more comfortable swimming experience, Hartford residents often turn to public pools or nearby lakes. There are several options within driving distance, including state parks and recreational lakes, where the water temperatures are more conducive to swimming. These lakes often warm up more quickly in the summer months, reaching temperatures between 70°F (21°C) and 80°F (27°C), making them much more comfortable for swimmers looking to cool off.