World sea water temperatures

Water temperature in Rockport (ME) in January

Is it warm enough to swim in Rockport in January? Average water temperature in Rockport in January is 39.2°F and therefore is not suitable for comfortable swimming. The warmest sea in Rockport in January is 44.1°F, and the coldest is 32.9°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Rockport

Changes water temperature in Rockport in January 2025, 2024

To get an accurate forecast for the water temperature in Rockport for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Rockport, 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°F42.3°F38.1°F43.5°F
January 241°F40.5°F38.3°F43.9°F
January 341°F40.3°F37.8°F43°F
January 440.5°F41.2°F37°F42.8°F
January 540.6°F40.8°F36.9°F43.2°F
January 639°F41.4°F36.9°F43.5°F
January 738.8°F41.7°F37.2°F43.9°F
January 837.8°F40.1°F36.9°F44.1°F
January 937.2°F39.9°F36.7°F43.7°F
January 1038.1°F40.5°F36.7°F43.7°F
January 1138.5°F40.6°F36.3°F42.1°F
January 1238.8°F40.5°F36.7°F42.3°F
January 1338.7°F41°F36.9°F42.4°F
January 1438.3°F41°F36.7°F42.4°F
January 1537.9°F41°F36.3°F42.3°F
Day 2025 2024 Min Max
January 1637.9°F40.8°F35.1°F41.5°F
January 1738.3°F39.4°F35.1°F41.7°F
January 1837.8°F38.7°F34.7°F41.4°F
January 1938.3°F38.8°F34.2°F41.4°F
January 2037.9°F38.7°F35.1°F40.6°F
January 2137.2°F37.6°F35.4°F41.7°F
January 2236.9°F37.4°F34.7°F41.2°F
January 2336.7°F37.2°F33.4°F40.5°F
January 2436°F37.8°F32.9°F40.5°F
January 2535.1°F37.9°F34.9°F39.9°F
January 2636°F37.9°F35.2°F40.3°F
January 2736°F38.1°F35.1°F40.3°F
January 2836.7°F37.9°F35.2°F40.5°F
January 2936.7°F38.1°F34.9°F39.9°F
January 3036.5°F37.9°F34.5°F39.7°F
January 3136.5°F36.9°F34.3°F39.7°F
Rockport water temp chart in January

Average water temperature in Rockport in January over a decade

20162017201820192020
40.5°F39.7°F36.5°F37.4°F39.6°F
20212022202320242025
41.2°F40.3°F40.5°F39.4°F37.9°F

Rockport sea state in January

Chart comparing the height of waves in Rockport 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 Rockport in January

Rockport 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
Thomaston39.6°F33.3°F44.4°F
Lincolnville39°F33.3°F43.7°F
South Thomaston40.3°F35.2°F45.1°F
Saint George40.5°F35.4°F45.1°F
Penobscot Bay39.6°F34.9°F44.4°F
Islesboro39.4°F34.3°F44.6°F
Vinalhaven40.6°F36°F45.1°F
Northport39.2°F34.2°F44.6°F
Bayside39.2°F34.3°F44.4°F
Belfast39°F34.3°F43.5°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 Rockport 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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