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Beidaihe in September

Find out everything about the water temperature in Beidaihe 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:

69.3 °F

Average:

74.7 °F

Maximum:

81.8 °F

Sea water temperature in Beidaihe in September

In the city of Beidaihe, the month of September is a great time for swimming. The minimum recorded temperature during this month was 69.3°F on September 30, 2014, with an average temperature being 74.7°F and a maximum temperature reaching 81.8°F on September 1, 2024.

The watter temperature range during this month provides a satisfying and enjoyable experience in the water. Throughout the month of September, the sea temperature gradually gets colder. Starting with an average temperature of 77.2°F at the beginning of the month, it steadily decreases to around 71.8°F by the end.
Date 10 years average 2024 2023
Sep 1 77.8°F 81.8°F 77.4°F
Sep 2 77.5°F 81.3°F 77.3°F
Sep 3 77.5°F 80.6°F 77.8°F
Sep 4 77.2°F 80.2°F 76.8°F
Sep 5 77.2°F 80.7°F 78.0°F
Sep 6 77.2°F 80.3°F 78.2°F
Sep 7 77.2°F 79.9°F 78.1°F
Sep 8 76.8°F 78.7°F 78.4°F
Sep 9 76.8°F 78.4°F 78.0°F
Sep 10 76.4°F 77.9°F 77.6°F
Sep 11 76.4°F 77.8°F 77.5°F
Sep 12 76.0°F 77.1°F 77.3°F
Sep 13 75.6°F 76.6°F 77.0°F
Sep 14 75.7°F 76.7°F 76.6°F
Sep 15 75.3°F 75.3°F 76.6°F
Sep 16 75.0°F 74.7°F 76.5°F
Sep 17 74.7°F 74.5°F 76.3°F
Sep 18 74.4°F 74.4°F 78.2°F
Sep 19 74.0°F 74.0°F 76.5°F
Sep 20 73.8°F 75.5°F 76.0°F
Sep 21 73.1°F 72.3°F 75.8°F
Sep 22 72.8°F 71.1°F 75.5°F
Sep 23 72.4°F 70.4°F 75.7°F
Sep 24 72.0°F 70.3°F 74.7°F
Sep 25 71.9°F 70.9°F 74.5°F
Sep 26 71.6°F 69.9°F 73.5°F
Sep 27 71.4°F 70.4°F 73.2°F
Sep 28 71.4°F 71.0°F 73.4°F
Sep 29 71.1°F 70.7°F 72.4°F
Sep 30 70.8°F 70.4°F 71.9°F

Sea water temperature in Beidaihe by month

In Beidaihe, the months July through September offer comfortable swimming conditions, which amounts to 84 swimming days. The warmest water in Beidaihe was recorded on August 6, 2022, reaching a 84.1°F. While the coldest temperature occurred on January 5, 2022, dipping to 32.0°F. The average readings by season are 34.9°F in Winter, 48.2°F in Spring, 75.6°F in Summer, and 63.2°F in Autumn. September's average temperature is a slight drop from August's average of 80.0°F. In October, the temperature is expected to decrease further, potentially averaging around 63.6°F.