All data are in degrees Fahrenheit

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Amsterdam in September

Find out everything about the water temperature in Amsterdam 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:

58.6 °F

Average:

63.4 °F

Maximum:

73.6 °F

Sea water temperature in Amsterdam in September

In the city of Amsterdam, the month of September is somewhat too cool for swimming. The minimum recorded temperature during this month was 58.6°F on September 23, 2015, with an average temperature being 63.4°F and a maximum temperature reaching 73.6°F on September 11, 2023.

Most people would find such water temperature somewhat too cold for swimming. Throughout the month of September, the sea temperature gradually gets colder. Starting with an average temperature of 65.2°F at the beginning of the month, it steadily decreases to around 61.3°F by the end.
Date 10 years average 2023 2022
Sep 1 66.0°F 66.6°F 67.8°F
Sep 2 65.5°F 66.2°F 66.7°F
Sep 3 65.2°F 65.9°F 66.6°F
Sep 4 65.2°F 66.3°F 67.1°F
Sep 5 65.1°F 67.1°F 67.4°F
Sep 6 65.1°F 69.1°F 67.1°F
Sep 7 65.0°F 70.5°F 66.6°F
Sep 8 64.9°F 70.8°F 66.1°F
Sep 9 64.9°F 71.0°F 67.8°F
Sep 10 64.7°F 71.7°F 67.3°F
Sep 11 64.4°F 73.6°F 66.2°F
Sep 12 64.3°F 72.4°F 66.7°F
Sep 13 64.0°F 71.0°F 66.0°F
Sep 14 63.8°F 70.8°F 65.4°F
Sep 15 63.7°F 70.0°F 64.8°F
Sep 16 63.6°F 69.1°F 64.4°F
Sep 17 63.5°F 68.6°F 63.8°F
Sep 18 63.3°F 67.4°F 63.4°F
Sep 19 63.3°F 67.6°F 62.3°F
Sep 20 63.1°F 67.1°F 62.1°F
Sep 21 62.7°F 65.7°F 61.5°F
Sep 22 62.3°F 65.0°F 61.3°F
Sep 23 61.9°F 64.4°F 61.0°F
Sep 24 61.4°F 63.4°F 60.8°F
Sep 25 61.3°F 64.3°F 60.5°F
Sep 26 61.1°F 63.6°F 60.3°F
Sep 27 60.9°F 62.8°F 60.2°F
Sep 28 60.7°F 63.2°F 59.9°F
Sep 29 60.6°F 62.9°F 59.1°F
Sep 30 60.4°F 62.7°F 58.7°F

Sea water temperature in Amsterdam by month

In an average year, Amsterdam offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Amsterdam was recorded on July 28, 2018, reaching a 75.7°F. While the coldest temperature occurred on February 11, 2021, dipping to 35.5°F. The average readings by season are 41.4°F in Winter, 49.8°F in Spring, 66.3°F in Summer, and 56.4°F in Autumn. September's average temperature is a slight drop from August's average of 67.7°F. In October, the temperature is expected to decrease further, potentially averaging around 56.3°F.