Sandy Hook/The Cove Surf Break

Lat Long: 40.42° N 73.98° W

Sandy Hook/The Cove Sea Temperature and Wetsuit Guide

Issued: 1 am 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Sandy Hook/The Cove sea temperature is
21.9°C
2.6° 

Sandy Hook/The Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Sandy Hook/The Cove sea temperature is 21.9 °C

(2.6° warmer than normal for this time of year)

Mean: 19.3 °C
Range: 17.4 °C to 21.5 °C
Statistics for 24 Sep (1981–2005)

    Today, many surfers would wear a summer wetsuit.

    The water temperature (21 °C) at Sandy Hook/The Cove is warm. If the sun shines as forecast, it should feel warm enough to surf in a summer wetsuit. Effective air temperature of 10 °C, allowing for wind effects.

    United States Sea Water Temperature

    Map of current United States
    Surface Water Temperatures

    (based on measurements from oceanographic satellites)
    United States Water Temperature Anomaly

    Map of current United States
    Sea Water Temperature Anomalies

    (compared with long term averages
    at this time of year)

    click thumbnails to expand

    Below is a graph of Historical Sea Surface Temperature for Sandy Hook/The Cove. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water. We have calculated the average water temperature variation around the year as well as the extremes that have been observed on each date.

    Sandy Hook/The Cove Water Temperature Graph

    All of the graphs for the surf breaks presented on Surf-Forecast.com are on the same scale to enable comparison between locations around the world.

    Sandy Hook/The Cove water temperatures peak in the range 22 to 24°C (72 to 75°F) on around the 9th of August and are at their coldest on about the 1st of March, in the range 1 to 4°C (34 to 39°F). Sandy Hook/The Cove water temperatures are always warm reach their warmest in early to mid August. You'll need a 2mm neoprene top or a shorty at dawn/dusk or if it's windy. The coldest water temperatures at Sandy Hook/The Cove mean that you will need a flexible 6/5/4mm wetsuit or a well fitting 5/4mm wetsuit with gloves and 5mm neoprene booties and a hood to surf here at the beginning of March.

    Actual sea surface water temperatures close to shore at Sandy Hook/The Cove can vary by several degrees compared with these open water averages. This is especially true after heavy rain, close to river mouths or after long periods of strong offshore winds. Offshore winds cause colder deep water to replace surface water that has been warmed by the sun. Air temperature, wind-chill and sunshine should also be considered before deciding on the kind of wetsuit needed to stay warm when surfing at Sandy Hook/The Cove. Refer to our detailed weather forecasts for this information.

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