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Saint-Louis in May

Find out everything about the water temperature in Saint-Louis in May. Average, minimum and maximum recorded temperatures as well as daily temperature in May for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in May
Minimum:

63.2 °F

Average:

69.0 °F

Maximum:

75.4 °F

Sea water temperature in Saint-Louis in May

In the city of Saint-Louis, the month of May is somewhat comfortable for swimming. The minimum recorded temperature during this month was 63.2°F on May 2, 2022, with an average temperature being 69.0°F and a maximum temperature reaching 75.4°F on May 30, 2023.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. In May, the sea temperature remains relatively stable. The average temperature stays close to 69.0°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
May 1 66.6°F 69.3°F 69.4°F
May 2 66.5°F 67.9°F 69.2°F
May 3 66.8°F 67.9°F 70.8°F
May 4 66.9°F 67.5°F 72.7°F
May 5 67.5°F 67.0°F 73.3°F
May 6 67.7°F 67.1°F 73.4°F
May 7 67.9°F 68.1°F 70.4°F
May 8 67.6°F 69.2°F 71.5°F
May 9 67.8°F 71.1°F 72.2°F
May 10 68.3°F 71.7°F 72.2°F
May 11 67.9°F 71.4°F 71.4°F
May 12 68.3°F 71.8°F 70.7°F
May 13 68.6°F 72.1°F 72.2°F
May 14 68.6°F 72.1°F 70.2°F
May 15 69.3°F 72.6°F 72.7°F
May 16 69.1°F 70.9°F 72.2°F
May 17 69.1°F 71.0°F 71.3°F
May 18 69.4°F 69.4°F 72.8°F
May 19 70.0°F 70.1°F 72.4°F
May 20 70.0°F 69.4°F 73.4°F
May 21 70.5°F 72.0°F 71.1°F
May 22 70.1°F 69.5°F 71.2°F
May 23 70.2°F 69.1°F 72.1°F
May 24 70.2°F 70.4°F 72.1°F
May 25 69.8°F 69.0°F 73.0°F
May 26 70.1°F 70.6°F 73.4°F
May 27 70.4°F 71.7°F 73.4°F
May 28 70.5°F 71.4°F 75.3°F
May 29 70.5°F 71.5°F 72.4°F
May 30 71.0°F 71.9°F 75.4°F
May 31 70.8°F 70.6°F 73.9°F

Sea water temperature in Saint-Louis by month

In Saint-Louis, the months June through November offer comfortable swimming conditions, which amounts to 170 swimming days. The warmest water in Saint-Louis was recorded on September 25, 2023, reaching a 86.2°F. While the coldest temperature occurred on February 10, 2018, dipping to 59.6°F. The average readings by season are 67.2°F in Winter, 66.2°F in Spring, 78.9°F in Summer, and 80.4°F in Autumn. The average temperature in May is slightly warmer than April's average of 65.2°F. And in June, the temperature is expected to rise further, potentially reaching an average of 74.5°F.