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Sendai in October

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

61.9 °F

Average:

68.0 °F

Maximum:

76.4 °F

Sea water temperature in Sendai in October

In the city of Sendai, the month of October is somewhat comfortable for swimming. The minimum recorded temperature during this month was 61.9°F on October 28, 2017, with an average temperature being 68.0°F and a maximum temperature reaching 76.4°F on October 2, 2023.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. Throughout the month of October, the sea temperature gradually gets colder. Starting with an average temperature of 70.4°F at the beginning of the month, it steadily decreases to around 65.7°F by the end.
Date 10 years average 2024 2023
Oct 1 71.4°F 73.6°F 76.1°F
Oct 2 71.3°F 73.5°F 76.4°F
Oct 3 71.2°F 74.0°F 75.4°F
Oct 4 71.1°F 73.7°F 74.8°F
Oct 5 70.8°F 73.3°F 74.2°F
Oct 6 70.3°F 73.1°F 73.7°F
Oct 7 69.9°F 72.7°F 72.4°F
Oct 8 69.7°F 72.2°F 72.3°F
Oct 9 69.5°F 71.8°F 71.8°F
Oct 10 69.2°F 71.6°F 71.3°F
Oct 11 69.2°F 71.7°F 71.0°F
Oct 12 68.8°F 71.2°F 70.5°F
Oct 13 68.6°F 71.3°F 70.6°F
Oct 14 68.1°F 70.5°F 69.8°F
Oct 15 68.1°F 71.9°F 69.7°F
Oct 16 67.9°F 71.4°F 69.7°F
Oct 17 67.7°F 72.0°F 69.1°F
Oct 18 67.5°F 71.7°F 69.5°F
Oct 19 67.2°F 70.9°F 69.3°F
Oct 20 66.9°F 71.5°F 69.1°F
Oct 21 66.8°F 71.4°F 69.3°F
Oct 22 66.5°F 70.9°F 68.7°F
Oct 23 66.2°F 70.3°F 68.7°F
Oct 24 66.1°F 70.5°F 68.6°F
Oct 25 65.9°F 69.9°F 68.6°F
Oct 26 65.9°F 71.8°F 67.9°F
Oct 27 65.5°F 71.2°F 67.7°F
Oct 28 65.3°F 70.3°F 67.3°F
Oct 29 65.2°F 69.5°F 67.3°F
Oct 30 64.9°F 69.6°F 67.9°F
Oct 31 64.6°F 69.2°F 66.9°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. October's average temperature is a slight drop from September's average of 74.3°F. In November, the temperature is expected to decrease further, potentially averaging around 61.5°F.