World sea water temperatures

Water temperature in Herald Harbor (MD) in January

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Is it warm enough to swim in Herald Harbor in January? Average water temperature in Herald Harbor in January is 37.9°F and therefore is not suitable for comfortable swimming. The warmest sea in Herald Harbor in January is 47.5°F, and the coldest is 31.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Herald Harbor

Changes water temperature in Herald Harbor in January 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
January 141.9°F44.8°F36.5°F47.5°F
January 240.8°F44.2°F36.7°F47.3°F
January 341.5°F43.7°F37°F46.6°F
January 440.8°F43.7°F35.2°F45.5°F
January 540.1°F42.6°F34.5°F43.9°F
January 637.6°F42.4°F34.3°F43.5°F
January 736°F42.4°F33.6°F43.3°F
January 836.1°F42.6°F33.4°F43°F
January 935.8°F43°F32.5°F43.7°F
January 1035.4°F45°F32.2°F45°F
January 1135.6°F43.5°F32°F43.5°F
January 1236.1°F43.5°F31.8°F43.5°F
January 1336°F44.1°F31.6°F44.1°F
January 1436°F43.3°F32.4°F43.3°F
January 1535.6°F41°F33.4°F42.6°F
Day 2025 2024 Min Max
January 1634.9°F40.3°F33.3°F43.2°F
January 1735.2°F39.2°F33.1°F44.2°F
January 1835.8°F37.9°F31.8°F42.1°F
January 1936°F37.4°F32°F42.1°F
January 2034.9°F37°F32.7°F42.1°F
January 2133.3°F36.7°F32.7°F41.5°F
January 2232.4°F36°F32.4°F41°F
January 2331.8°F36.7°F31.8°F41.5°F
January 2432.2°F37.4°F32.2°F41.2°F
January 2532°F38.5°F32°F41°F
January 2632.5°F39.4°F32.2°F41.5°F
January 2732.7°F40.3°F32.2°F41.2°F
January 2834.2°F40.1°F32°F41.2°F
January 2934.7°F40.1°F32°F41.4°F
January 3035.1°F39.6°F31.6°F41.5°F
January 3135.8°F38.8°F31.6°F41.5°F
Herald Harbor water temp chart in January

Average water temperature in Herald Harbor in January over a decade

20162017201820192020
40.1°F38.7°F34.5°F39.4°F41°F
20212022202320242025
39.4°F39°F41°F40.8°F35.8°F

Herald Harbor sea state in January

Chart comparing the height of waves in Herald Harbor in January 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 Herald Harbor in January

Herald Harbor 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 January?

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

AvrMinMax
Naval Academy37.9°F31.6°F47.5°F
Severna Park37.9°F31.6°F47.5°F
Hillsmere Shores38.1°F31.6°F47.8°F
Robinwood38.1°F31.6°F47.8°F
Gibson Island37.9°F31.5°F47.8°F
Mayo38.3°F31.6°F48°F
Selby-on-the-Bay38.3°F31.6°F48°F
Londontowne38.3°F31.6°F48°F
Sandy Point37.9°F31.3°F47.8°F
Pasadena37.8°F31.3°F47.8°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 Herald Harbor 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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