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Wismar in April

Find out everything about the water temperature in Wismar 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:

35.8 °F

Average:

46.0 °F

Maximum:

54.5 °F

Sea water temperature in Wismar in April

In the city of Wismar, the month of April is too cold for swimming. The minimum recorded temperature during this month was 35.8°F on April 2, 2018, with an average temperature being 46.0°F and a maximum temperature reaching 54.5°F on April 25, 2019.

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 43.6°F at the beginning of the month, it steadily increases to around 48.6°F by the end.
Date 10 years average 2025 2024
Apr 1 42.7°F 44.3°F 43.5°F
Apr 2 42.7°F 45.2°F 43.3°F
Apr 3 43.1°F 46.1°F 43.3°F
Apr 4 43.0°F 47.3°F 43.8°F
Apr 5 43.5°F 50.0°F 46.5°F
Apr 6 43.7°F 48.7°F 49.4°F
Apr 7 44.0°F 48.0°F 47.9°F
Apr 8 43.8°F 48.0°F 47.9°F
Apr 9 44.4°F 47.4°F 49.4°F
Apr 10 45.1°F 47.0°F 49.6°F
Apr 11 45.1°F 48.1°F 49.5°F
Apr 12 45.2°F 48.1°F 48.8°F
Apr 13 45.0°F 48.5°F 48.3°F
Apr 14 45.3°F 51.7°F 48.4°F
Apr 15 45.1°F 50.8°F 48.4°F
Apr 16 45.7°F 52.8°F 48.0°F
Apr 17 46.0°F 51.8°F 48.1°F
Apr 18 46.3°F 50.5°F 48.7°F
Apr 19 46.5°F 49.5°F 48.6°F
Apr 20 46.8°F 49.8°F 47.7°F
Apr 21 47.5°F 50.6°F 48.4°F
Apr 22 47.9°F 51.0°F 47.2°F
Apr 23 48.0°F 51.0°F 48.1°F
Apr 24 49.3°F 52.3°F 49.3°F
Apr 25 49.0°F 52.1°F 48.3°F
Apr 26 49.0°F 52.1°F 48.0°F
Apr 27 49.0°F 52.1°F 48.6°F
Apr 28 48.5°F 51.6°F 49.7°F
Apr 29 48.5°F 51.6°F 49.1°F
Apr 30 48.9°F 52.0°F 49.1°F

Sea water temperature in Wismar by month

In an average year, Wismar offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Wismar was recorded on July 27, 2018, reaching a 73.7°F. While the coldest temperature occurred on January 21, 2024, dipping to 32.0°F. The average readings by season are 37.7°F in Winter, 46.6°F in Spring, 66.0°F in Summer, and 54.9°F in Autumn. The average temperature in April is slightly warmer than March's average of 39.1°F. And in May, the temperature is expected to rise further, potentially reaching an average of 54.7°F.