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Warsaw in April

Find out everything about the water temperature in Warsaw 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:

49.0 °F

Average:

58.4 °F

Maximum:

68.7 °F

Sea water temperature in Warsaw in April

In the city of Warsaw, the month of April is too cold for swimming. The minimum recorded temperature during this month was 49.0°F on April 1, 2018, with an average temperature being 58.4°F and a maximum temperature reaching 68.7°F on April 29, 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 54.7°F at the beginning of the month, it steadily increases to around 62.0°F by the end.
Date 10 years average 2025 2024
Apr 1 53.7°F 55.5°F 52.0°F
Apr 2 54.7°F 59.3°F 52.8°F
Apr 3 54.4°F 60.2°F 52.8°F
Apr 4 53.8°F 59.5°F 52.8°F
Apr 5 54.2°F 58.9°F 53.0°F
Apr 6 54.3°F 58.3°F 53.2°F
Apr 7 54.8°F 57.8°F 52.3°F
Apr 8 55.0°F 57.6°F 53.5°F
Apr 9 56.0°F 59.8°F 52.3°F
Apr 10 55.8°F 58.6°F 51.5°F
Apr 11 56.1°F 58.1°F 51.4°F
Apr 12 56.3°F 57.7°F 51.6°F
Apr 13 57.1°F 57.3°F 52.0°F
Apr 14 57.8°F 56.2°F 55.6°F
Apr 15 58.5°F 55.8°F 58.8°F
Apr 16 58.8°F 57.6°F 60.5°F
Apr 17 60.1°F 58.0°F 63.0°F
Apr 18 59.8°F 57.3°F 62.5°F
Apr 19 60.3°F 58.7°F 64.3°F
Apr 20 59.6°F 58.2°F 63.2°F
Apr 21 60.7°F 59.5°F 63.3°F
Apr 22 61.4°F 60.9°F 64.0°F
Apr 23 61.1°F 61.0°F 62.1°F
Apr 24 61.8°F 61.2°F 61.3°F
Apr 25 62.6°F 66.2°F 62.7°F
Apr 26 62.2°F 65.8°F 61.9°F
Apr 27 62.3°F 62.0°F 62.1°F
Apr 28 62.8°F 67.6°F 61.3°F
Apr 29 62.5°F 65.9°F 62.0°F
Apr 30 62.5°F 66.0°F 64.1°F

Sea water temperature in Warsaw by month

In Warsaw, the months June through September offer comfortable swimming conditions, which amounts to 117 swimming days. The warmest water in Warsaw was recorded on July 23, 2019, reaching a 88.9°F. While the coldest temperature occurred on January 11, 2018, dipping to 33.2°F. The average readings by season are 42.6°F in Winter, 58.1°F in Spring, 80.3°F in Summer, and 66.8°F in Autumn. The average temperature in April is slightly warmer than March's average of 48.5°F. And in May, the temperature is expected to rise further, potentially reaching an average of 67.6°F.