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Norrköping in September

Find out everything about the water temperature in Norrköping 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:

50.1 °F

Average:

58.5 °F

Maximum:

65.8 °F

Sea water temperature in Norrköping in September

In the city of Norrköping, the month of September is too cold for swimming. The minimum recorded temperature during this month was 50.1°F on September 30, 2019, with an average temperature being 58.5°F and a maximum temperature reaching 65.8°F on September 1, 2019.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of September, the sea temperature gradually gets colder. Starting with an average temperature of 61.3°F at the beginning of the month, it steadily decreases to around 56.1°F by the end.
Date 10 years average 2024 2023
Sep 1 62.5°F 57.2°F 60.3°F
Sep 2 62.1°F 57.2°F 60.3°F
Sep 3 61.9°F 57.3°F 61.3°F
Sep 4 61.9°F 60.0°F 61.1°F
Sep 5 61.6°F 60.4°F 61.2°F
Sep 6 61.3°F 60.0°F 61.1°F
Sep 7 61.1°F 60.9°F 61.5°F
Sep 8 60.8°F 62.1°F 60.8°F
Sep 9 60.3°F 61.8°F 60.9°F
Sep 10 60.0°F 61.0°F 61.3°F
Sep 11 59.8°F 62.5°F 61.8°F
Sep 12 59.1°F 59.5°F 61.8°F
Sep 13 58.5°F 58.7°F 61.2°F
Sep 14 58.2°F 58.2°F 61.8°F
Sep 15 58.1°F 58.7°F 61.4°F
Sep 16 58.0°F 58.9°F 61.2°F
Sep 17 57.6°F 57.7°F 60.6°F
Sep 18 57.6°F 58.3°F 60.6°F
Sep 19 57.6°F 57.5°F 61.2°F
Sep 20 57.4°F 57.6°F 61.9°F
Sep 21 57.1°F 57.0°F 61.4°F
Sep 22 56.9°F 56.9°F 60.6°F
Sep 23 56.7°F 57.7°F 60.6°F
Sep 24 56.6°F 58.4°F 60.1°F
Sep 25 56.3°F 58.1°F 60.1°F
Sep 26 56.2°F 56.7°F 59.6°F
Sep 27 55.7°F 56.5°F 59.1°F
Sep 28 55.4°F 56.2°F 58.4°F
Sep 29 55.3°F 56.3°F 58.6°F
Sep 30 54.7°F 55.8°F 58.1°F

Sea water temperature in Norrköping by month

In an average year, Norrköping offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Norrköping was recorded on July 28, 2018, reaching a 73.1°F. While the coldest temperature occurred on January 9, 2019, dipping to 32.0°F. The average readings by season are 34.8°F in Winter, 39.6°F in Spring, 61.7°F in Summer, and 51.0°F in Autumn. September's average temperature is a slight drop from August's average of 63.6°F. In October, the temperature is expected to decrease further, potentially averaging around 50.4°F.