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Baltimore in April

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

42.3 °F

Average:

52.9 °F

Maximum:

65.3 °F

Sea water temperature in Baltimore in April

In the city of Baltimore, the month of April is too cold for swimming. The minimum recorded temperature during this month was 42.3°F on April 1, 2015, with an average temperature being 52.9°F and a maximum temperature reaching 65.3°F on April 23, 2023.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of April, the sea temperature gradually gets warmer. Starting with an average temperature of 49.0°F at the beginning of the month, it steadily increases to around 56.6°F by the end.
Date 10 years average 2024 2023
Apr 1 47.6°F 47.5°F 49.2°F
Apr 2 47.9°F 48.4°F 51.9°F
Apr 3 48.1°F 48.6°F 50.7°F
Apr 4 48.3°F 48.7°F 50.6°F
Apr 5 48.5°F 48.8°F 50.3°F
Apr 6 48.8°F 49.0°F 53.1°F
Apr 7 49.2°F 49.5°F 52.4°F
Apr 8 49.8°F 48.1°F 55.2°F
Apr 9 50.4°F 48.3°F 54.7°F
Apr 10 51.1°F 49.0°F 51.8°F
Apr 11 51.0°F 52.4°F 54.0°F
Apr 12 51.0°F 52.3°F 53.7°F
Apr 13 51.9°F 51.7°F 56.6°F
Apr 14 53.0°F 54.4°F 59.4°F
Apr 15 53.6°F 55.1°F 56.6°F
Apr 16 53.2°F 55.5°F 58.8°F
Apr 17 54.8°F 57.7°F 61.9°F
Apr 18 54.8°F 61.6°F 62.6°F
Apr 19 54.9°F 60.7°F 60.5°F
Apr 20 54.6°F 59.9°F 58.4°F
Apr 21 55.7°F 60.1°F 60.1°F
Apr 22 56.5°F 60.3°F 60.2°F
Apr 23 56.8°F 58.0°F 65.3°F
Apr 24 57.1°F 58.0°F 64.6°F
Apr 25 57.1°F 59.3°F 62.7°F
Apr 26 57.1°F 58.7°F 61.5°F
Apr 27 57.1°F 58.9°F 60.4°F
Apr 28 56.8°F 57.4°F 58.7°F
Apr 29 55.9°F 56.6°F 57.2°F
Apr 30 55.7°F 59.3°F 55.9°F

Sea water temperature in Baltimore by month

In Baltimore, the months June through September offer comfortable swimming conditions, which amounts to 101 swimming days. The warmest water in Baltimore was recorded on July 20, 2019, reaching a 86.3°F. While the coldest temperature occurred on January 27, 2014, dipping to 32.0°F. The average readings by season are 40.0°F in Winter, 53.1°F in Spring, 78.0°F in Summer, and 65.5°F in Autumn. The average temperature in April is slightly warmer than March's average of 43.3°F. And in May, the temperature is expected to rise further, potentially reaching an average of 62.9°F.