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Kalmar in April

Find out everything about the water temperature in Kalmar 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:

33.8 °F

Average:

41.3 °F

Maximum:

48.4 °F

Sea water temperature in Kalmar in April

In the city of Kalmar, the month of April is too cold for swimming. The minimum recorded temperature during this month was 33.8°F on April 1, 2018, with an average temperature being 41.3°F and a maximum temperature reaching 48.4°F on April 26, 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 38.9°F at the beginning of the month, it steadily increases to around 43.9°F by the end.
Date 10 years average 2024 2023
Apr 1 38.1°F 38.0°F 36.6°F
Apr 2 38.2°F 37.7°F 37.4°F
Apr 3 38.2°F 37.4°F 37.1°F
Apr 4 38.3°F 37.3°F 37.1°F
Apr 5 38.6°F 37.2°F 36.5°F
Apr 6 39.0°F 38.0°F 37.0°F
Apr 7 39.1°F 36.9°F 37.2°F
Apr 8 39.5°F 40.3°F 37.1°F
Apr 9 39.7°F 39.6°F 38.0°F
Apr 10 39.9°F 38.0°F 38.0°F
Apr 11 40.2°F 41.2°F 37.6°F
Apr 12 40.4°F 38.2°F 38.8°F
Apr 13 40.5°F 38.9°F 39.3°F
Apr 14 40.4°F 38.1°F 38.9°F
Apr 15 40.7°F 41.6°F 38.6°F
Apr 16 41.4°F 41.8°F 40.8°F
Apr 17 41.5°F 42.6°F 41.2°F
Apr 18 41.9°F 42.5°F 40.8°F
Apr 19 42.2°F 41.7°F 41.2°F
Apr 20 42.8°F 43.1°F 41.7°F
Apr 21 43.0°F 42.6°F 41.4°F
Apr 22 43.4°F 42.8°F 42.4°F
Apr 23 43.4°F 41.9°F 42.7°F
Apr 24 44.0°F 41.6°F 43.0°F
Apr 25 43.9°F 40.7°F 42.6°F
Apr 26 43.9°F 41.5°F 40.9°F
Apr 27 44.2°F 42.9°F 43.2°F
Apr 28 44.5°F 44.0°F 43.1°F
Apr 29 44.3°F 44.5°F 42.7°F
Apr 30 44.9°F 45.6°F 44.2°F

Sea water temperature in Kalmar by month

In an average year, Kalmar offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Kalmar was recorded on August 2, 2018, reaching a 75.5°F. While the coldest temperature occurred on January 9, 2024, dipping to 32.0°F. The average readings by season are 36.4°F in Winter, 42.8°F in Spring, 63.7°F in Summer, and 53.1°F in Autumn. The average temperature in April is slightly warmer than March's average of 36.0°F. And in May, the temperature is expected to rise further, potentially reaching an average of 51.0°F.