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Sendai in April

Find out everything about the water temperature in Sendai 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:

45.6 °F

Average:

51.0 °F

Maximum:

60.7 °F

Sea water temperature in Sendai in April

In the city of Sendai, the month of April is too cold for swimming. The minimum recorded temperature during this month was 45.6°F on April 3, 2022, with an average temperature being 51.0°F and a maximum temperature reaching 60.7°F on April 23, 2024.

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 48.9°F at the beginning of the month, it steadily increases to around 52.9°F by the end.
Date 10 years average 2024 2023
Apr 1 48.0°F 51.9°F 51.9°F
Apr 2 48.3°F 51.9°F 51.6°F
Apr 3 48.7°F 53.6°F 52.0°F
Apr 4 48.6°F 53.2°F 51.5°F
Apr 5 48.9°F 53.5°F 52.9°F
Apr 6 49.0°F 53.5°F 53.2°F
Apr 7 49.3°F 53.8°F 53.4°F
Apr 8 49.4°F 53.5°F 53.7°F
Apr 9 49.4°F 53.7°F 52.0°F
Apr 10 49.6°F 54.5°F 52.9°F
Apr 11 49.5°F 53.5°F 52.0°F
Apr 12 49.7°F 53.8°F 52.8°F
Apr 13 49.9°F 55.8°F 54.1°F
Apr 14 50.8°F 55.8°F 58.3°F
Apr 15 51.3°F 56.7°F 57.6°F
Apr 16 51.4°F 57.8°F 55.0°F
Apr 17 51.7°F 60.1°F 55.3°F
Apr 18 51.8°F 57.3°F 54.5°F
Apr 19 52.4°F 60.2°F 55.5°F
Apr 20 52.5°F 59.6°F 55.6°F
Apr 21 52.4°F 59.5°F 55.5°F
Apr 22 52.4°F 59.0°F 55.6°F
Apr 23 52.5°F 60.7°F 55.8°F
Apr 24 52.6°F 60.1°F 55.1°F
Apr 25 52.8°F 60.2°F 54.9°F
Apr 26 53.1°F 58.7°F 55.0°F
Apr 27 53.1°F 58.5°F 55.3°F
Apr 28 53.3°F 60.2°F 54.3°F
Apr 29 53.1°F 60.3°F 53.7°F
Apr 30 53.4°F 59.6°F 53.7°F

Sea water temperature in Sendai by month

In Sendai, the months July through September offer comfortable swimming conditions, which amounts to 67 swimming days. The warmest water in Sendai was recorded on August 6, 2023, reaching a 84.7°F. While the coldest temperature occurred on March 16, 2014, dipping to 42.5°F. The average readings by season are 50.4°F in Winter, 51.7°F in Spring, 72.6°F in Summer, and 67.9°F in Autumn. The average temperature in April is slightly warmer than March's average of 46.5°F. And in May, the temperature is expected to rise further, potentially reaching an average of 57.6°F.