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Belmar Water Temperature

(Today) 2025

10.4°C / 50.8°F

The water will feel cold. All but the most ardent watersports enthusiasts will be thinking of packing up for the winter. If not we'd suggest a thick 5/4mm wetsuit along with some boots and a hood.

Live data from Sandy Hook, NJ: 14.8°C / 58.6°F

Current weather

20°C / 68°F
(overcast clouds)
Partly cloudy
Wind
7 mph
Humidity
93%

The measurements for the water temperature in Belmar, New Jersey 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.

Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

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

Belmar average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Belmar   Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 2.9 2.6 2.5 4 7.2 14 20.1 21.6 19.2 13.5 10.1 5.3
Max °C 7.4 5.5 5.9 9.8 14.4 21.5 24.3 25.5 23 20.3 14.1 10.9
Min °F 39 37.8 37.9 41.5 47.8 60.2 69.9 72.4 68.1 59 51.8 43.8
Max °F 43.5 40.7 41.3 47.3 55 67.7 74.1 76.3 71.9 65.8 55.8 49.4

The warmest water temperature is in August with an average around 74.3°F / 23.5°C. The coldest month is February with an average water temperature of 39.2°F / 4.0°C.

7 day tide forecast for Belmar

Sat Sun Mon Tue Wed Thu Fri 7 day tide times for Belmar
  • Low 12:27am
    (-0.1m)
  • High 6:34am
    (1.54m)
  • Low 12:37pm
    (-0.16m)
  • High 6:59pm
    (1.77m)
  • Low 1:22am
    (-0.17m)
  • High 7:25am
    (1.55m)
  • Low 1:27pm
    (-0.19m)
  • High 7:46pm
    (1.84m)
  • Low 2:15am
    (-0.21m)
  • High 8:15am
    (1.54m)
  • Low 2:18pm
    (-0.18m)
  • High 8:35pm
    (1.84m)
  • Low 3:07am
    (-0.21m)
  • High 9:08am
    (1.49m)
  • Low 3:07pm
    (-0.13m)
  • High 9:26pm
    (1.78m)
  • Low 3:58am
    (-0.17m)
  • High 10:05am
    (1.43m)
  • Low 3:57pm
    (-0.05m)
  • High 10:22pm
    (1.69m)
  • Low 4:49am
    (-0.09m)
  • High 11:06am
    (1.36m)
  • Low 4:48pm
    (0.05m)
  • High 11:21pm
    (1.58m)
  • Low 5:43am
    (0.01m)
  • High 12:07pm
    (1.31m)
  • Low 5:43pm
    (0.17m)

These tide times are estimates based on the nearest accurate location (Shark River Island, fixed RR. bridge, New Jersey) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.

Average April sea temperatures

  • Max: 9.8°C / 49.6°F
  • Avg: 6.9°C / 44.4°F
  • Min: 4°C / 39.2°F
Belmar average water temp

These average ocean temperatures for Belmar are calculated from several years of archived data.

Map showing location of Belmar (40.178450, -74.021800)© Google

Locations nearby

Temperature Variations

Whilst sea temperatures for Belmar are as accurate as current data allows, there may be slight local and regional variations depending on conditions. Time of day and wind direction may have a temporary local effect as can water flows from neraby rivers.

Alternate names for Belmar
BLM, Behlmar, Belmar, Ocean Beach, blmar nywjrsy, Белмар, Бэлмар, بلمار، نیوجرسی

© World sea temperature 2025

× Belmar average water temp chart

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