Atlantic City — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Atlantic City (New Jersey, United States). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Atlantic City help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Atlantic City in the Atlantic Ocean today is 23°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
Water temperature in Atlantic City today is lower than both a week ago and a month ago. Currently, the sea water at this location is slightly cooler than average for this day in previous years.
According to our forecast, Water temperature in Atlantic City will be 24.2°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| JUL 31 | 23.3°C | 23.8°C | |
| AUG 1 | 23.5°C | 25.3°C | |
| AUG 2 | 23.2°C | 24.5°C | |
| AUG 3 | 23.4°C | 23.5°C | |
| AUG 4 | 24.0°C | 24.5°C | |
| AUG 5 | 23.4°C | 23.3°C | |
| AUG 6 | 23.7°C | 23.8°C | |
| AUG 7 | 23.7°C | 23.3°C | |
| AUG 8 | 22.7°C | 23.8°C | 22.7°C |
| AUG 9 | 24.0°C | 22.9°C | |
| AUG 10 | 23.0°C | 23.1°C | |
| AUG 11 | 23.5°C | 23.4°C | |
| AUG 12 | 23.8°C | 23.6°C | |
| AUG 13 | 24.5°C | 23.8°C | |
| AUG 14 | 24.8°C | 24.0°C | |
| AUG 15 | 25.8°C | 24.2°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.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Atlantic City, located on New Jersey’s Atlantic coast, experiences a clearly seasonal cycle in sea surface temperature that shapes its recreational profile. In winter months the ocean is cold, commonly ranging from about 1 to 6 °C, while spring sees a steady rise as temperatures typically move between 6 and 16 °C from March through May. The warmest period is in summer, when water temperatures usually sit between roughly 18 and 25 °C, peaking in July and August. In autumn the sea cools again, with typical values falling somewhere around 12 to 22 °C depending on the timing of seasonal weather. These figures vary year to year and with distance from shore, but they give a useful sense of what to expect for visitors planning water-based activities.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 1°C | 5°C | 8°C |
| February | 2°C | 4°C | 7°C |
| March | 3°C | 6°C | 9°C |
| April | 4°C | 9°C | 13°C |
| May | 8°C | 14°C | 18°C |
| June | 15°C | 20°C | 25°C |
| July | 18°C | 24°C | 28°C |
| August | 21°C | 25°C | 28°C |
| September | 18°C | 22°C | 27°C |
| October | 14°C | 19°C | 22°C |
| November | 8°C | 14°C | 18°C |
| December | 3°C | 8°C | 13°C |
* Click on a month to view detailed water temperature data.
Atlantic City: Weather Forecast
August 9
August 10
August 11
Location, Beaches & Local Information
Nearby Beaches & Facilities
Atlantic City Beach
Altman Playground Beach
Chicken Bone Beach
Jetty Beach
The Jetty
The Cove Beach
Rum Point Beach
The Cove
Finnegan's Haven
Swimming Conditions
Swimming and beach holidays in Atlantic City are built around those seasonal trends. During the summer months, when water commonly reaches the high teens to mid-twenties Celsius, most visitors find conditions comfortable for bathing, family swimming, and casual paddling; lifeguards and beach services are in place at popular stretches, and the wide boardwalk provides easy access and amenities. Shoulder seasons can still offer good beach experiences, but cooler water often leads people to opt for shorter swims, wetsuits for longer sessions, or land-based activities like sunbathing and walking. Surfing and other water sports are possible outside peak summer, with colder months appealing to experienced cold-water swimmers and surfers prepared with proper gear. As always, swimmers should heed local flags and lifeguard advice, since currents and weather can change conditions quickly.