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Water temperature in Portsmouth (VA) in October

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Is it warm enough to swim in Portsmouth in October? Average water temperature in Portsmouth in October is 67.8°F and therefore is not suitable for comfortable swimming. The warmest sea in Portsmouth in October is 77.7°F, and the coldest is 57.4°F. Average high air temperature in Portsmouth in October is 70°F, and average low temperature is 54°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Portsmouth

Changes water temperature in Portsmouth in October 2024, 2023

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

You can choose any other years:

Year 1:   Year 2:


Day 2024 2023 Min Max
October 176.1°F72°F69.8°F76.1°F
October 275.6°F72.3°F68.7°F75.7°F
October 375.4°F71.4°F68.7°F76.5°F
October 475.4°F72.1°F68.4°F77.7°F
October 573.2°F72.1°F65.1°F77.7°F
October 673.9°F73°F63.7°F77.2°F
October 775.9°F72.7°F64°F77.5°F
October 875°F72.1°F65.8°F77.5°F
October 973.9°F71.4°F64.6°F77.7°F
October 1072.1°F71.8°F64.4°F77.5°F
October 1170.5°F70.9°F62.8°F77.2°F
October 1269.4°F70.2°F63.3°F76.5°F
October 1369.1°F70.5°F65.8°F74.8°F
October 1469.4°F70.5°F64.8°F73.8°F
October 1569.3°F70.2°F62.6°F73.2°F
Day 2024 2023 Min Max
October 1668.2°F69.1°F63.5°F73°F
October 1766°F68.2°F63.7°F72°F
October 1865.3°F67.8°F64°F70.5°F
October 1964.4°F67.8°F63.5°F70°F
October 2063.9°F68.5°F63.1°F71.1°F
October 2163.5°F67.5°F63.1°F70.3°F
October 2263.5°F66.7°F62.4°F70°F
October 2364.9°F66.7°F62.2°F69.8°F
October 2464°F65.7°F61.9°F69.4°F
October 2564.6°F66.4°F61.5°F69.4°F
October 2664.6°F64.4°F61.3°F68.7°F
October 2763.7°F64.9°F61.3°F68.5°F
October 2863.1°F66.4°F59.7°F67.8°F
October 2964.8°F66.4°F58.1°F67.5°F
October 3064°F66.6°F57.4°F68°F
October 3164.6°F65.8°F57.4°F68.2°F
Portsmouth water temp chart in October

Average water temperature in Portsmouth in October over a decade

20152016201720182019
66.4°F68.4°F70.2°F71.1°F68.9°F
20202021202220232024
67.5°F70°F64.4°F69.1°F68.5°F

Portsmouth sea state in October

Chart comparing the height of waves in Portsmouth in October 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 Portsmouth in October

Weather and climate in Portsmouth in October

This data display average monthly climate indicators in Portsmouth in October based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature70°F
  • Average LOW temperature54°F
  • Average humidity
    72
  • Average rainfall days8 days
  • Average rainfall86mm/3.4''
  • Average sunshine6.7h

Portsmouth 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 October?

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

AvrMinMax
Virginia Beach68.5°F59.2°F78.6°F
Huntington Beach67.8°F57.2°F78.6°F
Ocean View67.8°F57.6°F78.1°F
Buckroe Beach67.8°F57.4°F78.4°F
Outlook Beach67.8°F57.4°F78.4°F
Fort Monroe67.8°F57.4°F78.4°F
Poquoson67.8°F57.2°F78.4°F
Grandview Beach67.8°F57.2°F78.4°F
Cape Henry68.2°F58.5°F78.3°F
Acree Acres67.6°F57°F78.8°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 Portsmouth 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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