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Saint-Nazaire in March

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

46.1 °F

Average:

49.8 °F

Maximum:

54.2 °F

Sea water temperature in Saint-Nazaire in March

In the city of Saint-Nazaire, the month of March is too cold for swimming. The minimum recorded temperature during this month was 46.1°F on March 1, 2018, with an average temperature being 49.8°F and a maximum temperature reaching 54.2°F on March 25, 2024.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In March, the sea temperature remains relatively stable. The average temperature stays close to 49.8°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Mar 1 48.1°F 47.9°F 47.1°F
Mar 2 48.1°F 48.4°F 46.9°F
Mar 3 48.3°F 48.4°F 46.3°F
Mar 4 48.4°F 49.0°F 47.2°F
Mar 5 48.6°F 49.3°F 47.9°F
Mar 6 48.6°F 48.7°F 48.1°F
Mar 7 48.4°F 48.4°F 48.2°F
Mar 8 48.5°F 48.8°F 48.3°F
Mar 9 48.7°F 49.0°F 48.6°F
Mar 10 48.8°F 49.0°F 48.8°F
Mar 11 49.0°F 49.2°F 48.9°F
Mar 12 49.3°F 49.7°F 48.6°F
Mar 13 49.4°F 49.9°F 48.6°F
Mar 14 49.4°F 49.8°F 48.5°F
Mar 15 49.8°F 51.1°F 49.6°F
Mar 16 50.1°F 51.3°F 49.7°F
Mar 17 50.3°F 51.4°F 49.9°F
Mar 18 50.3°F 51.6°F 51.2°F
Mar 19 50.2°F 51.4°F 51.0°F
Mar 20 50.4°F 51.4°F 50.9°F
Mar 21 50.6°F 53.4°F 50.9°F
Mar 22 50.7°F 52.9°F 52.2°F
Mar 23 50.8°F 53.5°F 52.1°F
Mar 24 50.8°F 54.1°F 51.9°F
Mar 25 51.0°F 54.2°F 52.5°F
Mar 26 51.1°F 53.9°F 52.2°F
Mar 27 51.1°F 53.3°F 52.1°F
Mar 28 51.0°F 53.2°F 51.9°F
Mar 29 51.1°F 52.9°F 52.4°F
Mar 30 51.1°F 52.8°F 53.0°F
Mar 31 51.2°F 52.7°F 53.2°F

Sea water temperature in Saint-Nazaire by month

In an average year, Saint-Nazaire offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Saint-Nazaire was recorded on July 24, 2019, reaching a 73.0°F. While the coldest temperature occurred on February 2, 2022, dipping to 45.3°F. The average readings by season are 49.2°F in Winter, 54.2°F in Spring, 65.6°F in Summer, and 60.6°F in Autumn. The average temperature in March is slightly warmer than February's average of 48.0°F. And in April, the temperature is expected to rise further, potentially reaching an average of 54.1°F.