World sea water temperatures

Water temperature in Block Island (RI) in October

Is it warm enough to swim in Block Island in October? Average water temperature in Block Island in October is 62.6°F and therefore is not suitable for comfortable swimming. The warmest sea in Block Island in October is 68.2°F, and the coldest is 55.6°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Block Island

Changes water temperature in Block Island in October 2024, 2023

To get an accurate forecast for the water temperature in Block Island for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Block Island, 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 164°F61.5°F61.5°F67.8°F
October 264°F61.7°F61.7°F67.3°F
October 364°F61.9°F61.9°F68.2°F
October 463.7°F63.5°F63.1°F67.5°F
October 564.6°F63.5°F63°F67.1°F
October 664.4°F64.6°F62.8°F66.2°F
October 763.9°F64.2°F62.6°F66.7°F
October 864.2°F63.1°F61.9°F66.4°F
October 963.5°F62.8°F61.7°F66.6°F
October 1063.5°F63°F61.5°F66.4°F
October 1163.5°F63.3°F61.9°F66.6°F
October 1263.3°F63.5°F61.7°F66°F
October 1363°F62.8°F61.5°F65.3°F
October 1462.8°F62.8°F61.9°F65.8°F
October 1563°F62.4°F61.5°F66°F
Day 2024 2023 Min Max
October 1662.6°F61.5°F61°F65.7°F
October 1762.6°F61.3°F61.2°F65.8°F
October 1862.2°F61.5°F61.2°F65.3°F
October 1961.9°F61.3°F57.9°F65.3°F
October 2061.7°F61.3°F57.7°F64.6°F
October 2162.2°F61.2°F57.6°F65.1°F
October 2262.4°F61°F57.9°F64.8°F
October 2362.4°F60.4°F57°F65.1°F
October 2462.1°F60.6°F56.8°F64.2°F
October 2561.9°F60.4°F56.8°F63.1°F
October 2661.9°F61.2°F56.8°F64.2°F
October 2761.9°F60.6°F56.3°F63.9°F
October 2861.3°F61.2°F57°F63.1°F
October 2960.8°F60.8°F57.2°F62.8°F
October 3061.3°F60.4°F56.1°F63.7°F
October 3160.1°F59°F55.6°F63.1°F
Block Island water temp chart in October

Average water temperature in Block Island in October over a decade

20152016201720182019
62.1°F63.3°F64°F63.5°F61.9°F
20202021202220232024
63.7°F65.1°F62.1°F61.9°F62.8°F

Block Island sea state in October

Chart comparing the height of waves in Block Island 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 Block Island in October

Block Island 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
New Shoreham62.6°F55.6°F67.8°F
Green Hill62.6°F55.6°F67.8°F
Charlestown62.6°F55.6°F67.8°F
South Kingstown62.6°F55.6°F67.8°F
Charlestown Beach62.6°F55.6°F67.8°F
Quonochontaug62.6°F55.8°F67.8°F
Point Judith62.4°F55.6°F67.6°F
East Beach62.6°F55.8°F67.8°F
Weekapaug62.8°F55.8°F67.8°F
Fenway Beach62.8°F55.8°F67.8°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 Block Island 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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