Sayreville — Current Water Temperature, Annual Trends and Forecast
This page provides information on the current water temperature in Sayreville, trends, monthly ranges and the forecast for the coming days.
Current Water Temperature
Water Temperature in Sayreville today is 24.1°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature ranges from 75°F (23°C) to 79°F (26°C). This is a very comfortable temperature for swimming, and many people can enjoy prolonged stays in the water without feeling cold. The water is pleasantly warm, making it ideal for relaxation and water sports. This temperature range is particularly popular among tourists, as it combines comfort and safety for health. 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 |
|---|---|---|---|
| AUG 4 | 25.8°C | 23.0°C | |
| AUG 5 | 25.7°C | 23.0°C | |
| AUG 6 | 26.2°C | 23.0°C | |
| AUG 7 | 24.0°C | 23.0°C | |
| AUG 8 | 24.0°C | 23.0°C | |
| AUG 9 | 24.0°C | 23.0°C | |
| AUG 10 | 24.1°C | 23.0°C | |
| AUG 11 | 24.1°C | 23.0°C | |
| AUG 12 | 23.0°C | 24.0°C | |
| AUG 13 | 23.0°C | 24.0°C | |
| AUG 14 | 23.0°C | 23.9°C | |
| AUG 15 | 23.0°C | 23.9°C | |
| AUG 16 | 23.0°C | 23.8°C | |
| AUG 17 | 23.0°C | 23.8°C | |
| AUG 18 | 23.0°C | 23.7°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 | 5°C | 9°C |
| February | 0°C | 5°C | 9°C |
| March | 1°C | 6°C | 11°C |
| April | 5°C | 12°C | 18°C |
| May | 8°C | 15°C | 22°C |
| June | 14°C | 20°C | 25°C |
| July | 17°C | 22°C | 28°C |
| August | 17°C | 23°C | 29°C |
| September | 11°C | 17°C | 23°C |
| October | 8°C | 15°C | 21°C |
| November | 3°C | 8°C | 16°C |
| December | 1°C | 5°C | 8°C |
Sayreville: Weather Forecast
August 12
August 13
August 14
August 15
Location & Local Information
Sayreville, New Jersey, is located along the Raritan River, which is a significant waterway in the region. The water temperature of the Raritan River, particularly near Sayreville, varies throughout the year. During the warmer summer months, the river's temperature can range from 70°F to 80°F (21°C to 27°C), providing a somewhat inviting atmosphere for outdoor water activities. However, while the temperature may seem warm enough for swimming, the river is not generally considered a safe or suitable place for recreational swimming.
The Raritan River has strong currents and varying water quality, which makes it hazardous for swimming. In addition, areas near Sayreville often experience industrial and boat traffic, further increasing risks to swimmers. The water quality can fluctuate, especially after rainfall, with potential contaminants from urban runoff and nearby industrial sites. These factors make it less desirable for swimming, and it is often recommended to explore other safe alternatives for aquatic activities.
For those in Sayreville seeking a safer, cleaner place to swim, there are local pools and nearby designated swimming areas that are maintained for recreational use. These alternatives provide more controlled conditions for swimmers and are generally much safer than the natural river environment.