World sea water temperatures

Water temperature in Harwich Port in April

Is it warm enough to swim in Harwich Port in April? Average water temperature in Harwich Port in April is 44.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Harwich Port in April is 51.1°F, and the coldest is 36.9°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 April 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 April.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
April 143.5°F42.4°F36.9°F43.9°F
April 242.3°F42.4°F37.4°F44.8°F
April 342.3°F42.3°F37.8°F45.1°F
April 442.3°F41.7°F38.7°F44.6°F
April 543.9°F41.7°F38.8°F45°F
April 643.3°F41.7°F39.4°F44.8°F
April 742.6°F42.8°F39.6°F45°F
April 843.5°F42.4°F40.1°F46°F
April 943.5°F43°F39.7°F46°F
April 1042.6°F41.9°F40.1°F46.9°F
April 1143.5°F42.1°F40.5°F46.9°F
April 1243.2°F45.9°F40.5°F46.8°F
April 1342.4°F45.3°F41.2°F48°F
April 1442.8°F45°F41.4°F47.3°F
April 1542.8°F44.1°F41.5°F49.3°F
Day 2025 2024 Min Max
April 1644.6°F47.5°F41.2°F49.6°F
April 1744.6°F48.4°F41°F50.5°F
April 1845.3°F46.9°F41.9°F48.9°F
April 1944.8°F45.9°F41.5°F51.1°F
April 2046.2°F47.3°F41.4°F50.4°F
April 2146.8°F48°F42.4°F50°F
April 2246.2°F48.2°F43°F49.8°F
April 2348.2°F48.4°F43.5°F49.6°F
April 2445.9°F49.6°F43.9°F50°F
April 2546.2°F48.7°F43.9°F49.8°F
April 2645.7°F49.3°F44.2°F50.2°F
April 2747.5°F48.6°F44.8°F51.1°F
April 2849.6°F47.3°F44.6°F50.5°F
April 2947.5°F49.5°F44.6°F50.2°F
April 3048.2°F48.6°F44.4°F50.5°F
Harwich Port water temp chart in April

Average water temperature in Harwich Port in April over a decade

20162017201820192020
45°F43.5°F42.6°F45.7°F45°F
20212022202320242025
46.8°F47.5°F46.9°F45.5°F44.8°F

Harwich Port sea state in April

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

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 April?

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

AvrMinMax
West Dennis44.8°F36.7°F51.8°F
Sea Street Beach44.4°F36.9°F50.7°F
Bass River44.8°F36.7°F51.1°F
Smugglers Beach44.8°F36.7°F51.1°F
Bank Street Beach44.1°F37°F50.5°F
South Yarmouth45°F36.5°F52.3°F
Forest Beach43.7°F37.2°F50.2°F
Ridgevale Beach43.7°F37.2°F50.2°F
West Yarmouth45°F36.7°F51.4°F
Sea Gull Beach45°F36.7°F51.4°F

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[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.

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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.

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