World sea water temperatures

Water temperature in Belmar (NJ) in September

Is it warm enough to swim in Belmar in September? Average water temperature in Belmar in September is 71.2°F and therefore suitable for comfortable swimming. The warmest sea in Belmar in September is 76.6°F, and the coldest is 65.7°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Belmar

Changes water temperature in Belmar in September 2025, 2024

To get an accurate forecast for the water temperature in Belmar for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Belmar, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 171.4°F72.9°F70.7°F76.3°F
September 271.1°F72.3°F70.7°F76.1°F
September 370.9°F71.6°F70.5°F75.9°F
September 471.2°F70.9°F70.5°F76.3°F
September 571.6°F71.2°F70.9°F76.3°F
September 6 70°F70°F76.6°F
September 7 70.3°F69.8°F76.5°F
September 8 70.2°F70.2°F76.1°F
September 9 70°F70°F76.3°F
September 10 69.6°F69.6°F75.9°F
September 11 70.3°F69.6°F76.1°F
September 12 70°F69.3°F75.7°F
September 13 70.5°F68.7°F75°F
September 14 70.7°F69.1°F74.3°F
September 15 71.4°F68.9°F73.8°F
Day 2025 2024 Min Max
September 16 70.9°F68.7°F73.2°F
September 17 70.7°F67.5°F73.2°F
September 18 70.5°F67.5°F74.1°F
September 19 70.5°F66.6°F73.4°F
September 20 70.9°F66.9°F73°F
September 21 70.5°F66.7°F73°F
September 22 70.7°F67.3°F72.9°F
September 23 69.8°F66.9°F72.3°F
September 24 69.4°F66.6°F71.8°F
September 25 69.3°F66.4°F71.6°F
September 26 69.1°F66°F71.6°F
September 27 68.7°F66°F71.4°F
September 28 68.5°F65.8°F70.7°F
September 29 68.2°F66°F70.5°F
September 30 68.2°F65.7°F70.7°F
Belmar water temp chart in September

Average water temperature in Belmar in September over a decade

20152016201720182019
73°F72.1°F70.5°F72.9°F71.1°F
20202021202220232024
72°F71.4°F72.7°F71.2°F70.3°F

Belmar sea state in September

Chart comparing the height of waves in Belmar in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Waves height in Belmar in September

Belmar water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in September?

Want to know where the water temperature in September is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 60°F
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Deal71.1°F65.8°F76.6°F
Allenhurst71.1°F65.8°F76.6°F
Point Pleasant Beach71.2°F65.5°F77.2°F
Bay Head71.2°F65.5°F77.2°F
Elberon71.1°F65.7°F76.6°F
Seven Presidents71.1°F65.7°F76.6°F
Oceanport71.1°F65.5°F76.6°F
Mantoloking71.4°F65.7°F77.9°F
Normandy Beach71.4°F65.7°F77.9°F
Dover Beaches North71.4°F65.7°F77.9°F

New Jersey photo gallery

  • New Jersey
  • New Jersey
  • New Jersey
  • New Jersey

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Vote for New Jersey best beach

Current rating: (0 votes cast)

If you know this place (Belmar) and want to leave your comment or rate it, then fill out the following form.

Your rating for this place:

Does this place have a "Blue Flag" award [1], are there rip currents and what type of beach is it, sand or pebble:

Is the beach a dog-friendly place, child friendly or a nudist beach?


Your comments for this place (water quality, crowds, facilities, activities, lifeguards, service etc.):



[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

Get widget or API for your website

Our report for Belmar is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

Contact us: admin@seatemperature.info
privacy policy