World sea water temperatures

Water temperature in Harwich Port in August

Is it warm enough to swim in Harwich Port in August? Average water temperature in Harwich Port in August is 70.9°F and therefore suitable for comfortable swimming. The warmest sea in Harwich Port in August is 79°F, and the coldest is 63.9°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Harwich Port

Changes water temperature in Harwich Port in August 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
August 170.3°F74.5°F67.3°F77.4°F
August 270.9°F75°F67.8°F76.6°F
August 371.1°F75.4°F67.8°F77.2°F
August 469.8°F73.6°F68.5°F77°F
August 571.1°F74.5°F68.9°F77.2°F
August 671.1°F75.6°F68.7°F78.8°F
August 771.2°F72.9°F67.5°F79°F
August 872.3°F73.6°F66.7°F77.5°F
August 972°F74.5°F66.6°F79°F
August 1071.2°F74.5°F66.4°F77.4°F
August 1173.2°F73.6°F66.4°F76.1°F
August 1272.9°F73.9°F67.5°F76.1°F
August 1371.4°F74.3°F66.9°F77.2°F
August 1473.4°F74.3°F66.9°F76.5°F
August 1573.6°F72.9°F67.1°F77°F
Day 2025 2024 Min Max
August 1673°F72.7°F66.4°F75.2°F
August 1773.8°F69.1°F65.3°F74.8°F
August 1872.7°F70.9°F64.2°F74.7°F
August 1972°F70.9°F63.9°F74.8°F
August 2072°F72°F64.8°F75.6°F
August 2170.3°F72.3°F65.3°F75.2°F
August 2269.8°F70.2°F65.3°F74.5°F
August 2369.8°F70.7°F65.1°F74.8°F
August 2469.1°F70.5°F65.1°F74.8°F
August 2570.7°F70.9°F65.5°F75.9°F
August 2670.5°F71.4°F64°F77.2°F
August 2772°F71.4°F65.7°F77.2°F
August 2869.8°F71.8°F65.5°F75.9°F
August 2969.6°F70.9°F65.3°F74.1°F
August 3070.5°F70.2°F65.8°F74.5°F
August 3169.6°F70.9°F65.8°F75.7°F
Harwich Port water temp chart in August

Average water temperature in Harwich Port in August over a decade

20162017201820192020
72.5°F69.6°F71.8°F73.4°F74.1°F
20212022202320242025
73.9°F74.3°F71.4°F72.5°F71.1°F

Harwich Port sea state in August

Chart comparing the height of waves in Harwich Port in August 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 Harwich Port in August

Harwich Port 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 August?

Want to know where the water temperature in August 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 August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
West Dennis71.6°F64°F80.1°F
Sea Street Beach70.9°F63.9°F77.2°F
Bass River71.6°F64°F78.6°F
Smugglers Beach71.6°F64°F78.6°F
Bank Street Beach70°F63.5°F75.7°F
South Yarmouth72°F64.2°F80.8°F
Forest Beach69.3°F63.3°F75.2°F
Ridgevale Beach69.3°F63.3°F75.2°F
West Yarmouth72.1°F64.4°F79.9°F
Sea Gull Beach72.1°F64.4°F79.9°F

Cape Cod photo gallery

  • Golden@sunset
  • Fisherman of New Seabury
  • Cape Cod
  • Sunset at old silver beach

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 Cape Cod best beach

Current rating: (0 votes cast)

If you know this place (Harwich Port) 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 Harwich Port 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