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Water temperature in Bay Saint Louis (MS) in April

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Is it warm enough to swim in Bay Saint Louis in April? Average water temperature in Bay Saint Louis in April is 71.1°F and therefore suitable for comfortable swimming. The warmest sea in Bay Saint Louis in April is 81.1°F, and the coldest is 63.1°F. To find out the sea temperature today and in the coming days, go to Current sea temperature in Bay Saint Louis

Changes water temperature in Bay Saint Louis in April 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
April 172°F67.6°F64.6°F74.3°F
April 273°F66.2°F63.1°F74.5°F
April 374.1°F69.4°F63.5°F74.1°F
April 474.7°F69.1°F64.2°F74.7°F
April 575.6°F68.5°F64.6°F75.6°F
April 675°F68.7°F64.8°F75°F
April 772.7°F70°F65.3°F74.5°F
April 870.2°F68.5°F65.5°F75°F
April 969.8°F71.4°F65.1°F75.4°F
April 1070.3°F70.2°F65.8°F74.3°F
April 1170.5°F68.7°F66.9°F73.6°F
April 1269.8°F68.2°F66.7°F73.9°F
April 1370.7°F68.2°F66.7°F74.5°F
April 1472°F69.3°F67.1°F73.6°F
April 1571.4°F70.5°F67.1°F74.8°F
Day 2025 2024 Min Max
April 1670.7°F71.1°F66.6°F74.8°F
April 1771.4°F71.2°F66.9°F75°F
April 1871.4°F72.1°F67.6°F74.7°F
April 1972.3°F72.9°F66.7°F75.6°F
April 2071.6°F75.6°F67.1°F76.1°F
April 2173.4°F75.2°F67.1°F76.5°F
April 2273.4°F72.1°F68.7°F76.5°F
April 2374.7°F72.7°F68.9°F76.3°F
April 2475.9°F72.3°F69.1°F76.8°F
April 2577.5°F72°F69.3°F77.5°F
April 2678.1°F73.4°F69.6°F78.1°F
April 2779°F74.7°F70.3°F79°F
April 2879.3°F74.5°F70.7°F79.3°F
April 2981.1°F74.5°F71.2°F81.1°F
April 3079.9°F75.2°F71.6°F79.9°F
Bay Saint Louis water temp chart in April

Average water temperature in Bay Saint Louis in April over a decade

20162017201820192020
70.7°F73.8°F69.1°F69.4°F73°F
20212022202320242025
69.6°F72.1°F71.6°F71.1°F73.8°F

Bay Saint Louis sea state in April

Chart comparing the height of waves in Bay Saint Louis in April 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 Bay Saint Louis in April

Bay Saint Louis 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 April?

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

AvrMinMax
Waveland71.1°F63.7°F80.8°F
Gulfport71.1°F63.5°F80.4°F
Diberville70.9°F63.3°F81°F
Gulf Hills70.9°F63.3°F81.3°F
Saint Martin70.9°F63.3°F81.3°F
Ocean Springs70.9°F62.8°F81.9°F
Shell Beach71.8°F64.6°F79.9°F
Gautier70.7°F63.9°F81.3°F
Pascagoula70.9°F63.9°F81.1°F
Chandeleur Islands71.2°F64°F81.3°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 Bay Saint Louis 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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