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Annapolis in March

Find out everything about the water temperature in Annapolis 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:

32.0 °F

Average:

43.5 °F

Maximum:

52.9 °F

Sea water temperature in Annapolis in March

In the city of Annapolis, the month of March is too cold for swimming. The minimum recorded temperature during this month was 32.0°F on March 3, 2015, with an average temperature being 43.5°F and a maximum temperature reaching 52.9°F on March 31, 2020.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of March, the sea temperature gradually gets warmer. Starting with an average temperature of 41.1°F at the beginning of the month, it steadily increases to around 45.7°F by the end.
Date 10 years average 2024 2023
Mar 1 40.6°F 44.1°F 44.7°F
Mar 2 40.6°F 43.4°F 45.1°F
Mar 3 41.1°F 44.4°F 45.8°F
Mar 4 41.0°F 45.4°F 45.5°F
Mar 5 41.1°F 46.4°F 45.6°F
Mar 6 41.0°F 47.0°F 45.8°F
Mar 7 41.0°F 47.2°F 46.5°F
Mar 8 40.9°F 47.8°F 46.7°F
Mar 9 41.6°F 48.5°F 45.8°F
Mar 10 42.0°F 48.3°F 45.8°F
Mar 11 42.4°F 46.9°F 45.6°F
Mar 12 43.2°F 46.3°F 45.3°F
Mar 13 43.4°F 46.8°F 44.7°F
Mar 14 43.0°F 48.2°F 44.5°F
Mar 15 43.6°F 49.7°F 44.8°F
Mar 16 43.4°F 50.3°F 44.1°F
Mar 17 43.8°F 50.5°F 44.3°F
Mar 18 44.5°F 51.5°F 45.1°F
Mar 19 44.3°F 50.9°F 45.9°F
Mar 20 44.3°F 49.3°F 45.0°F
Mar 21 44.2°F 48.9°F 44.7°F
Mar 22 44.2°F 48.2°F 45.3°F
Mar 23 44.6°F 47.5°F 46.9°F
Mar 24 45.5°F 47.2°F 47.5°F
Mar 25 45.4°F 46.9°F 47.5°F
Mar 26 45.9°F 47.3°F 47.2°F
Mar 27 46.5°F 48.1°F 48.0°F
Mar 28 46.5°F 48.3°F 49.1°F
Mar 29 46.6°F 48.1°F 49.7°F
Mar 30 46.6°F 48.1°F 50.4°F
Mar 31 46.9°F 48.6°F 50.1°F

Sea water temperature in Annapolis by month

In Annapolis, the months June through September offer comfortable swimming conditions, which amounts to 103 swimming days. The warmest water in Annapolis was recorded on July 22, 2019, reaching a 87.1°F. While the coldest temperature occurred on January 19, 2018, dipping to 32.0°F. The average readings by season are 40.7°F in Winter, 53.5°F in Spring, 78.6°F in Summer, and 66.0°F in Autumn. The average temperature in March is slightly warmer than February's average of 38.1°F. And in April, the temperature is expected to rise further, potentially reaching an average of 53.3°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Baltimore 50.4°F 22mi
Long Beach 51.7°F 36mi
Delaware City 47.8°F 64mi
Wilmington 48.4°F 73mi

* current water temperature in this city

** straight line distance from Annapolis