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Water temperature in Boulder City (NV) in July

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Is it warm enough to swim in Boulder City in July? Average water temperature in Boulder City in July is 90°F and therefore suitable for comfortable swimming. The warmest water in Boulder City in July is 100.4°F, and the coldest is 75.2°F. To find out the water temperature today and in the coming days, go to Current water temperature in Boulder City

Changes water temperature in Boulder City in July 2025, 2024

To get an accurate forecast for the water temperature in Boulder City for any chosen month, compare two years within a 10 year range using the chart below.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024
July 178.8°F77°F
July 278.8°F77°F
July 378.8°F78.8°F
July 478.8°F80.6°F
July 575.2°F80.6°F
July 678.8°F80.6°F
July 778.8°F80.6°F
July 878.8°F80.6°F
July 980.6°F80.6°F
July 1078.8°F80.6°F
July 1180.6°F 
July 1280.6°F 
July 1378.8°F 
July 1480.6°F 
July 1580.6°F 
Day 2025 2024
July 1677°F 
July 1775.2°F 
July 1875.2°F 
July 1982.4°F82.4°F
July 2082.4°F 
July 2180.6°F84.2°F
July 2277°F84.2°F
July 2377°F86°F
July 2478.8°F86°F
July 2580.6°F86°F
July 2678.8°F84.2°F
July 2778.8°F82.4°F
July 2878.8°F78.8°F
July 2980.6°F78.8°F
July 3080.6°F80.6°F
July 3180.6°F82.4°F

Boulder City 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 July?

Want to know where the water temperature in July 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

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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 Boulder City 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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