Checking current alerts… View NWS forecast and alerts.
Is it too cold to swim in Coney Island today?
The latest reading is 60°F (15.3°C), measured November 5, 2026 at 11:30 AM EST at Sandy Hook. That is very cold water.
Between 50°F and 60°F, rated very dangerous to immediately life-threatening: the range where most unacclimated people have a maximum cold shock response. Temperature is only one factor: check rip current and surf alerts, and swim near lifeguards.
How cold is too cold to swim?Water temperature this week
Hourly water temperature at Sandy Hook
Water temperature through the year
Average water temperature by month, satellite 2016–2025. Warmest in August.
Average ocean temperature by month
| Month | Average | Coldest year | Warmest year |
|---|---|---|---|
| January | 42°F | 39°F | 45°F |
| February | 40°F | 37°F | 42°F |
| March | 42°F | 40°F | 45°F |
| April | 48°F | 44°F | 50°F |
| May | 56°F | 54°F | 60°F |
| June | 66°F | 65°F | 67°F |
| July | 74°F | 72°F | 76°F |
| August | 75°F | 73°F | 76°F |
| September | 72°F | 70°F | 73°F |
| October | 64°F | 62°F | 66°F |
| November | 55°F | 52°F | 57°F |
| December | 47°F | 45°F | 49°F |
Other water temperature readings nearby
| Source | Water | Distance | Updated |
|---|---|---|---|
| NASA JPL MUR satellite nearest water | 60°F | 0.2 mi | Nov 3 |
| The Battery tide station | 61°F | 8.9 mi | 87 min ago |
| Raritan Bay at Keansburg NJ bay gauge | 62°F | 11 mi | 68 min ago |
| Newark Bay at PVSC at Newark NJ bay gauge | 61°F | 11 mi | 68 min ago |
| Arthur Kill at Perth Amboy NJ bay gauge | 59°F | 14 mi | 62 min ago |
| Hog Island Channel at Island Park NY bay gauge | 60°F | 18 mi | 2 h ago |
| Kings Point tide station | 60°F | 21 mi | 57 min ago |
| New York Harbor Entrance - 15 NM SE of Breezy Point , NY buoy | 61°F | 21 mi | 77 min ago |
| Reynolds Channel at Point Lookout NY bay gauge | 61°F | 22 mi | 69 min ago |
Water temperatures at nearby beaches
Frequently asked questions
Is it too cold to swim in Coney Island today?
The latest reading is 60°F (15.3°C), measured November 5, 2026 at 11:30 AM EST at Sandy Hook. That is very cold water. Between 50°F and 60°F, rated very dangerous to immediately life-threatening: the range where most unacclimated people have a maximum cold shock response. Temperature is only one factor: check rip current and surf alerts, and swim near lifeguards. How cold is too cold?
When is the water warmest at Coney Island?
Based on satellite data from 2016 to 2025, the water is warmest in August (average 75°F) and coldest in February (average 40°F).
Where does this water temperature come from?
From Sandy Hook, a tide station operated by NOAA National Data Buoy Center, 7.3 mi away. See the methodology.
Sources: NOAA National Data Buoy Center; NASA JPL MUR satellite analysis; U.S. Geological Survey; NOAA Tides & Currents; forecast and alerts from the National Weather Service. Readings are provisional. All New York water temperatures · Methodology