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Kiel in September

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

58.0 °F

Average:

62.6 °F

Maximum:

67.8 °F

Sea water temperature in Kiel in September

In the city of Kiel, the month of September is somewhat too cool for swimming. The minimum recorded temperature during this month was 58.0°F on September 30, 2015, with an average temperature being 62.6°F and a maximum temperature reaching 67.8°F on September 12, 2024.

Most people would find such water temperature somewhat too cold for swimming. In September, the sea temperature remains relatively stable. The average temperature stays close to 62.6°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Sep 1 64.5°F 65.3°F 64.8°F
Sep 2 64.3°F 65.9°F 63.9°F
Sep 3 64.2°F 66.1°F 63.6°F
Sep 4 64.1°F 66.2°F 62.8°F
Sep 5 63.9°F 65.9°F 62.6°F
Sep 6 63.9°F 67.0°F 64.2°F
Sep 7 63.8°F 66.7°F 65.2°F
Sep 8 63.8°F 66.3°F 65.3°F
Sep 9 63.7°F 65.8°F 65.6°F
Sep 10 63.9°F 66.0°F 66.4°F
Sep 11 63.9°F 67.5°F 66.9°F
Sep 12 63.8°F 67.8°F 67.2°F
Sep 13 64.0°F 66.3°F 67.6°F
Sep 14 63.8°F 65.6°F 67.5°F
Sep 15 63.2°F 64.1°F 66.7°F
Sep 16 62.9°F 63.3°F 66.1°F
Sep 17 62.6°F 62.6°F 66.1°F
Sep 18 62.2°F 62.4°F 65.2°F
Sep 19 62.1°F 61.3°F 65.0°F
Sep 20 61.8°F 61.1°F 64.5°F
Sep 21 61.5°F 60.9°F 63.4°F
Sep 22 61.4°F 61.3°F 63.7°F
Sep 23 60.9°F 61.0°F 62.9°F
Sep 24 61.0°F 61.1°F 62.6°F
Sep 25 60.9°F 63.9°F 61.5°F
Sep 26 60.7°F 64.0°F 60.1°F
Sep 27 60.7°F 63.6°F 60.9°F
Sep 28 60.5°F 63.5°F 60.6°F
Sep 29 60.2°F 62.7°F 61.1°F
Sep 30 60.1°F 62.1°F 61.4°F

Sea water temperature in Kiel by month

In an average year, Kiel offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Kiel was recorded on July 19, 2021, reaching a 73.6°F. While the coldest temperature occurred on March 5, 2018, dipping to 32.8°F. The average readings by season are 40.1°F in Winter, 45.5°F in Spring, 63.9°F in Summer, and 56.3°F in Autumn. September's average temperature is a slight drop from August's average of 65.5°F. In October, the temperature is expected to decrease further, potentially averaging around 56.6°F.