Sandy Hook — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Sandy Hook (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 Sandy Hook help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Sandy Hook in the Atlantic Ocean today is 64°F.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 60°F (15°C) to 65°F (18°C). The water is comfortable for most people, making it an ideal range for water sports enthusiasts. The temperature does not cause significant discomfort, and swimming will be pleasant for the majority. However, it's important to remember that prolonged exposure to the water can still lead to cooling, so it's essential to monitor the time spent in the water, especially for children or elderly people.
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 Sandy Hook has risen over the last week and month. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Sandy Hook will be 66°F 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 |
|---|---|---|---|
| JUN 2 | 59°F | 59°F | |
| JUN 3 | 59°F | 59°F | |
| JUN 4 | 58°F | 61°F | |
| JUN 5 | 59°F | 61°F | |
| JUN 6 | 60°F | 63°F | |
| JUN 7 | 60°F | 63°F | |
| JUN 8 | 62°F | 63°F | |
| JUN 9 | 62°F | 64°F | |
| JUN 10 | 64°F | 64°F | 64°F |
| JUN 11 | 64°F | 64°F | |
| JUN 12 | 64°F | 65°F | |
| JUN 13 | 65°F | 65°F | |
| JUN 14 | 65°F | 65°F | |
| JUN 15 | 65°F | 65°F | |
| JUN 16 | 66°F | 65°F | |
| JUN 17 | 66°F | 66°F |
* 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
Sandy Hook is a long, sandy barrier spit on the Jersey Shore, forming the northern tip of the barrier islands in New Jersey and separating the Atlantic Ocean from the calmer waters of Raritan Bay. It is part of a national recreation area and offers a mix of open-ocean and bay environments, which influence water temperatures. Seasonal sea-surface temperatures typically range from about 2–6 °C in the coldest winter months up to roughly 18–24 °C in midsummer. Spring sees a steady rise, often between 6–15 °C, while early autumn commonly holds temperatures in the mid-teens to low twenties °C as the ocean slowly cools. Local conditions can shift with weather patterns, tides and upwelling, so short-term temperatures may differ from seasonal averages.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 36°F | 43°F | 46°F |
| February | 36°F | 39°F | 45°F |
| March | 37°F | 41°F | 46°F |
| April | 39°F | 47°F | 55°F |
| May | 46°F | 55°F | 64°F |
| June | 57°F | 65°F | 75°F |
| July | 66°F | 74°F | 79°F |
| August | 70°F | 75°F | 81°F |
| September | 64°F | 71°F | 77°F |
| October | 55°F | 65°F | 72°F |
| November | 52°F | 57°F | 63°F |
| December | 39°F | 48°F | 55°F |
* Click on a month to view detailed water temperature data.
Sandy Hook: Weather Forecast
June 11
June 12
June 13
Location, Beaches & Local Information
Nearby Beaches & Facilities
Sandy Hook Fishing Beach
South Beach - Area E
New Jersey Beach
Sandy Hook South Beach
Horseshoe Cove
Bunker Beach
Seal Beach
Sandy Ground
Sandy Hook Bay Beach
Swimming Conditions
Swimming and beach holidays at Sandy Hook cater to different preferences because the Atlantic side brings surf and stronger currents, while the bay side offers more sheltered, typically warmer water suitable for families and beginner swimmers. Lifeguards are on duty at main beaches during the peak season, and signage warns of rip currents and other hazards; outside the summer months, beaches are quieter but the water is considerably colder, limiting comfortable bathing. Visitors can enjoy sunbathing, shore breaks and paddle sports, and many choose late June through August for reliably warm water. Those planning to swim should check daily conditions, use designated swimming areas when available, and be prepared for rapid changes in temperature and sea state.