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Delaware City in October

Find out everything about the water temperature in Delaware City 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:

56.6 °F

Average:

65.2 °F

Maximum:

74.0 °F

Sea water temperature in Delaware City in October

In the city of Delaware City, the month of October is somewhat too cool for swimming. The minimum recorded temperature during this month was 56.6°F on October 31, 2018, with an average temperature being 65.2°F and a maximum temperature reaching 74.0°F on October 5, 2019.

Most people would find such water temperature somewhat too cold for swimming. Throughout the month of October, the sea temperature gradually gets colder. Starting with an average temperature of 68.9°F at the beginning of the month, it steadily decreases to around 61.5°F by the end.
Date 10 years average 2024 2023
Oct 1 70.2°F 70.0°F 67.2°F
Oct 2 69.8°F 69.5°F 68.8°F
Oct 3 69.4°F 69.0°F 68.3°F
Oct 4 69.3°F 70.6°F 68.6°F
Oct 5 69.1°F 71.3°F 68.4°F
Oct 6 68.5°F 69.8°F 68.5°F
Oct 7 68.2°F 70.8°F 67.7°F
Oct 8 68.4°F 71.3°F 68.8°F
Oct 9 68.2°F 70.7°F 68.4°F
Oct 10 67.8°F 69.8°F 67.1°F
Oct 11 67.2°F 69.2°F 66.7°F
Oct 12 66.9°F 68.9°F 65.9°F
Oct 13 66.4°F 67.0°F 66.4°F
Oct 14 66.0°F 67.6°F 66.2°F
Oct 15 65.9°F 67.4°F 65.6°F
Oct 16 65.9°F 66.1°F 64.8°F
Oct 17 65.4°F 65.4°F 64.1°F
Oct 18 65.0°F 63.8°F 62.8°F
Oct 19 64.1°F 62.8°F 62.4°F
Oct 20 63.6°F 62.3°F 63.2°F
Oct 21 63.2°F 62.7°F 62.9°F
Oct 22 63.3°F 62.4°F 62.4°F
Oct 23 62.8°F 62.6°F 62.0°F
Oct 24 62.3°F 63.8°F 61.5°F
Oct 25 61.8°F 62.8°F 60.3°F
Oct 26 61.5°F 62.5°F 61.2°F
Oct 27 61.0°F 63.2°F 61.4°F
Oct 28 60.6°F 61.8°F 61.2°F
Oct 29 60.5°F 60.7°F 63.0°F
Oct 30 60.0°F 60.4°F 62.8°F
Oct 31 59.8°F 60.6°F 63.3°F

Sea water temperature in Delaware City by month

In Delaware City, the months July through September offer comfortable swimming conditions, which amounts to 97 swimming days. The warmest water in Delaware City was recorded on July 12, 2024, reaching a 86.5°F. While the coldest temperature occurred on February 6, 2015, dipping to 32.0°F. The average readings by season are 39.5°F in Winter, 52.0°F in Spring, 77.3°F in Summer, and 64.6°F in Autumn. October's average temperature is a slight drop from September's average of 74.7°F. In November, the temperature is expected to decrease further, potentially averaging around 54.0°F.