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Water temperature in Ashtabula (OH) in March

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Is it warm enough to swim in Ashtabula in March? Average water temperature in Ashtabula in March is 35.2°F and therefore is not suitable for comfortable swimming. The warmest water in Ashtabula in March is 43.3°F, and the coldest is 29.5°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Ashtabula

Changes water temperature in Ashtabula in March 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
March 133.8°F35.4°F30.9°F36.3°F
March 233.8°F35.4°F30.9°F35.8°F
March 333.8°F36.1°F30.7°F36.1°F
March 433.8°F35.6°F31.3°F35.6°F
March 533.8°F36.9°F31.5°F36.9°F
March 633.8°F36.7°F31.3°F36.7°F
March 733.8°F38.7°F31.5°F38.7°F
March 833.8°F37.6°F31.6°F37.6°F
March 934.9°F37.2°F32°F37.2°F
March 1034.3°F37.4°F32.7°F37.4°F
March 1134.7°F39.6°F30.7°F39.6°F
March 1233.6°F40.3°F31.3°F40.3°F
March 1334.2°F40.1°F31.8°F40.1°F
March 1434°F38.1°F32.4°F38.1°F
March 1534.3°F37.6°F32.4°F37.6°F
Day 2025 2024 Min Max
March 1634.2°F39.7°F32.4°F41.4°F
March 1734.3°F39.4°F29.5°F39.4°F
March 1835.1°F39°F30°F39°F
March 1938.3°F38.5°F30.4°F38.7°F
March 2039.4°F39.4°F31.1°F39.4°F
March 2136.1°F39.2°F31.1°F39.4°F
March 2240.6°F38.8°F31.3°F40.6°F
March 2337.2°F39.7°F31.6°F39.7°F
March 2439.7°F39.4°F31.3°F39.7°F
March 2538.1°F39.7°F32°F41.5°F
March 2639.4°F39.4°F32°F40.6°F
March 2739.2°F39°F32.4°F43.3°F
March 2838.1°F39.4°F32°F42.1°F
March 2937.8°F39.4°F31.8°F41.4°F
March 3037.4°F39°F30.6°F40.6°F
March 3137°F38.8°F30.9°F41.4°F
Ashtabula water temp chart in March

Average water temperature in Ashtabula in March over a decade

20162017201820192020
35.8°F35.4°F34.2°F34.3°F36.5°F
20212022202320242025
36°F35.2°F36.1°F38.3°F35.8°F

Ashtabula sea state in March

Chart comparing the height of waves in Ashtabula in March 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 Ashtabula in March

Ashtabula 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 March?

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

AvrMinMax
Conneaut35.2°F30°F42.4°F
Fairport Harbor35.4°F30.2°F42.4°F
Headlands Beach35.4°F30.2°F42.6°F
Presque Isle Bay35.1°F29.7°F42.1°F
Mentor on the Lake35.4°F30.2°F42.6°F
Port Bruce34.3°F30.4°F41.4°F
Port Burwell34.3°F30°F41.7°F
Long Point34.9°F30.7°F42.8°F
Euclid35.6°F30.2°F43.3°F
Port Stanley34.3°F30.7°F41.4°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 Ashtabula 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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