World sea water temperatures

Water temperature in Warwick (RI) in September

Is it warm enough to swim in Warwick in September? Average water temperature in Warwick in September is 68.5°F and therefore suitable for comfortable swimming. The warmest sea in Warwick in September is 76.8°F, and the coldest is 63.3°F. Average high air temperature in Warwick in September is 74°F, and average low temperature is 55°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Warwick

Changes water temperature in Warwick in September 2025, 2024

To get an accurate forecast for the water temperature in Warwick for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Warwick, 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 170.3°F72.3°F66.6°F76.6°F
September 270.2°F72.5°F66.9°F75.6°F
September 370.2°F71.2°F66.2°F75.4°F
September 470.2°F70.7°F66.6°F74.8°F
September 572°F70°F66.4°F76.1°F
September 671.2°F70.7°F66°F76.8°F
September 770.9°F70.3°F66.2°F76.3°F
September 871.1°F70.2°F66.6°F75.4°F
September 970°F69.4°F66.4°F74.5°F
September 1068.7°F68.9°F66.4°F73.9°F
September 1169.1°F69.1°F66.4°F73.2°F
September 1268.9°F68.7°F66.4°F76.8°F
September 1368.7°F68.9°F66.4°F75.9°F
September 1469.3°F69.4°F66.6°F75.2°F
September 1569.8°F69.8°F65.8°F74.3°F
Day 2025 2024 Min Max
September 1669.6°F69.8°F65.8°F73.4°F
September 1769.6°F69.3°F64.9°F71.2°F
September 1868.2°F69.1°F64.8°F70.7°F
September 1968.9°F68.7°F64.6°F72°F
September 2069.4°F68.4°F64.8°F71.4°F
September 2168.7°F68°F64.9°F71.1°F
September 2268.7°F67.6°F64.8°F70.9°F
September 2368.2°F66.2°F64°F71.4°F
September 2468.2°F65.7°F63.7°F71.8°F
September 2568°F65.5°F63.3°F70.9°F
September 2670°F65.3°F63.3°F70.9°F
September 2769.3°F64.9°F63.5°F70.2°F
September 2869.6°F64.8°F63.5°F69.8°F
September 2970.2°F64.4°F63.5°F70.2°F
September 3070.2°F66.2°F63.3°F70.2°F
Warwick water temp chart in September

Average water temperature in Warwick in September over a decade

20162017201820192020
69.1°F69.1°F71.4°F69.1°F69.1°F
20212022202320242025
71.4°F71.1°F70.5°F68.5°F

Warwick sea state in September

Chart comparing the height of waves in Warwick 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 Warwick in September

Weather and climate in Warwick in September

This data display average monthly climate indicators in Warwick in September 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 temperature74°F
  • Average LOW temperature55°F
  • Average rainfall days9 days
  • Average rainfall99mm/3.9''
  • Average sunshine7.8h

Warwick 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
East Greenwich68.5°F63.3°F77.5°F
Oakland Beach68.5°F63.3°F77.2°F
Warren68.5°F63.3°F77.7°F
Edgewood Beach68.5°F63.3°F77.7°F
Glocester68.5°F63.3°F77.2°F
Barrington68.5°F63.3°F77.2°F
Providence68.4°F63.3°F76.8°F
Potowomut68.5°F63.3°F77.7°F
Melville68.4°F63.3°F77°F
Narragansett Bay68.4°F63.3°F77°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 Warwick 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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