Stony Brook Sea Temperature

(Today) 2021

17.2°C / 63.0°F

Current weather

21°C / 69°F
(overcast clouds)

Partly cloudy

Wind

5 mph

Humidity

72%


The measurements for the water temperature in Stony Brook, New York are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

Monthly average water temp

Monthly average max / min water temperatures

The graph below shows the range of monthly Stony Brook water temperature derived from many years of historical sea surface temperature data.

Stony Brook average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Stony Brook
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 3.2 2.6 2.7 3.9 8.2 14.4 20.1 21.6 19.1 14.3 10.9 6.3
Max °C 8.3 6.2 7 11.6 16.3 22.2 24.5 25.2 23.2 20.9 14.6 11.6
Min °F 39.8 38.1 38.5 42.1 50 61 69.9 72.3 68 60.4 53.1 45.4
Max °F 44.9 41.7 42.8 49.8 58.1 68.8 74.3 75.9 72.1 67 56.8 50.7

7 day tide forecast for Stony Brook

MonTueWedThuFriSatSun
  • High 2:22am
    (2.01m)
  • Low 8:52am
    (0.11m)
  • High 2:57pm
    (1.86m)
  • Low 9:04pm
    (0.31m)
  • High 3:06am
    (1.98m)
  • Low 9:34am
    (0.13m)
  • High 3:42pm
    (1.88m)
  • Low 9:53pm
    (0.3m)
  • High 3:54am
    (1.95m)
  • Low 10:20am
    (0.14m)
  • High 4:30pm
    (1.91m)
  • Low 10:46pm
    (0.28m)
  • High 4:47am
    (1.91m)
  • Low 11:10am
    (0.15m)
  • High 5:22pm
    (1.95m)
  • Low 11:44pm
    (0.23m)
  • High 5:44am
    (1.86m)
  • Low 12:04pm
    (0.14m)
  • High 6:17pm
    (2m)
  • Low 12:44am
    (0.16m)
  • High 6:44am
    (1.83m)
  • Low 1:00pm
    (0.12m)
  • High 7:14pm
    (2.05m)
  • Low 1:45am
    (0.07m)
  • High 7:45am
    (1.83m)
  • Low 1:58pm
    (0.09m)
  • High 8:11pm
    (2.12m)
7 day tide times for Stony Brook

*These tide times are estimates based on the nearest accurate location (Stony Brook, Smithtown Bay, Long Island Sound, New York) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.