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Water temperature in Wallis Sands Beach (NH) in September

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Is it warm enough to swim in Wallis Sands Beach in September? Average water temperature in Wallis Sands Beach in September is 62.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Wallis Sands Beach in September is 70.5°F, and the coldest is 57.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Wallis Sands Beach

Changes water temperature in Wallis Sands Beach in September 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
September 161.5°F66.6°F61.5°F68.4°F
September 263.3°F65.3°F62.2°F68.5°F
September 362.6°F63.7°F61.2°F68.9°F
September 462.4°F63.9°F60.8°F69.6°F
September 561.9°F64.2°F60.6°F70°F
September 6 63.9°F61°F70.5°F
September 7 63.9°F60.8°F69.4°F
September 8 63°F60.4°F68.5°F
September 9 61.3°F60.3°F67.6°F
September 10 61.3°F60.1°F68°F
September 11 61°F59.9°F68.5°F
September 12 61.9°F60.3°F68.2°F
September 13 63.7°F60.3°F69.1°F
September 14 63°F60.6°F67.6°F
September 15 64.2°F59.9°F65.8°F
Day 2025 2024 Min Max
September 16 63.9°F59.5°F66°F
September 17 63.3°F59.2°F66.2°F
September 18 63.3°F59°F66.4°F
September 19 63.5°F59°F65.3°F
September 20 62.8°F58.8°F64.4°F
September 21 62.4°F58.8°F64.4°F
September 22 61.7°F58.6°F64.4°F
September 23 61°F58.5°F64.8°F
September 24 61°F57.9°F65.1°F
September 25 60.8°F57.6°F64.8°F
September 26 60.6°F57.7°F64.8°F
September 27 61.2°F58.1°F64°F
September 28 60.6°F58.3°F63.7°F
September 29 61.7°F58.5°F63.3°F
September 30 61°F58.6°F62.8°F
Wallis Sands Beach water temp chart in September

Average water temperature in Wallis Sands Beach in September over a decade

20152016201720182019
64°F63.5°F61.3°F65.5°F63.1°F
20202021202220232024
62.2°F64.8°F62.2°F64.4°F62.6°F

Wallis Sands Beach sea state in September

Chart comparing the height of waves in Wallis Sands Beach in September 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 Wallis Sands Beach in September

Wallis Sands Beach 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 September?

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

AvrMinMax
Salisbury63.3°F58.3°F71.6°F
Ogunquit62.1°F57.4°F69.3°F
Newburyport63.3°F58.3°F71.4°F
Wells62.1°F57.2°F69.3°F
Plum Island63.3°F58.5°F71.4°F
Drakes Island Beach61.9°F57.2°F69.1°F
Crane Beach63.5°F58.5°F71.2°F
Kennebunkport61.9°F57.2°F69.3°F
Ipswich63.5°F58.5°F71.2°F
Rockport63.5°F58.5°F71.4°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 Wallis Sands Beach 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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