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Saint Augustine in May

Find out everything about the water temperature in Saint Augustine 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:

69.6 °F

Average:

75.6 °F

Maximum:

80.7 °F

Sea water temperature in Saint Augustine in May

In the city of Saint Augustine, the month of May is a great time for swimming. The minimum recorded temperature during this month was 69.6°F on May 1, 2018, with an average temperature being 75.6°F and a maximum temperature reaching 80.7°F on May 30, 2024.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. Throughout the month of May, the sea temperature gradually gets warmer. Starting with an average temperature of 73.7°F at the beginning of the month, it steadily increases to around 77.6°F by the end.
Date 10 years average 2024 2023
May 1 72.7°F 73.2°F 73.3°F
May 2 72.9°F 73.4°F 72.8°F
May 3 73.3°F 75.8°F 71.8°F
May 4 73.7°F 75.9°F 72.0°F
May 5 74.1°F 76.3°F 72.4°F
May 6 74.1°F 76.2°F 72.4°F
May 7 74.1°F 77.2°F 72.9°F
May 8 74.1°F 76.5°F 73.2°F
May 9 74.1°F 76.3°F 72.8°F
May 10 74.3°F 76.6°F 73.2°F
May 11 74.3°F 76.6°F 74.1°F
May 12 74.6°F 76.9°F 74.6°F
May 13 75.1°F 77.4°F 76.7°F
May 14 75.1°F 77.3°F 75.8°F
May 15 75.3°F 76.4°F 76.5°F
May 16 75.3°F 76.5°F 77.0°F
May 17 75.7°F 77.1°F 77.5°F
May 18 75.8°F 77.2°F 78.1°F
May 19 76.2°F 77.3°F 78.4°F
May 20 76.4°F 77.2°F 78.5°F
May 21 76.6°F 77.5°F 79.3°F
May 22 76.8°F 77.4°F 79.0°F
May 23 77.0°F 77.5°F 78.8°F
May 24 77.4°F 78.1°F 79.6°F
May 25 77.3°F 78.0°F 78.9°F
May 26 77.7°F 79.0°F 78.5°F
May 27 77.9°F 80.4°F 78.5°F
May 28 78.1°F 80.1°F 78.1°F
May 29 78.0°F 80.7°F 76.3°F
May 30 78.2°F 80.7°F 75.8°F
May 31 78.3°F 80.4°F 76.0°F

Sea water temperature in Saint Augustine by month

In Saint Augustine, the months May through October offer comfortable swimming conditions, which amounts to 190 swimming days. The warmest water in Saint Augustine was recorded on July 24, 2016, reaching a 86.2°F. While the coldest temperature occurred on January 19, 2018, dipping to 50.0°F. The average readings by season are 63.1°F in Winter, 69.8°F in Spring, 81.9°F in Summer, and 77.5°F in Autumn. The average temperature in May is slightly warmer than April's average of 69.4°F. And in June, the temperature is expected to rise further, potentially reaching an average of 80.5°F.