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Rui’an in September

Find out everything about the water temperature in Rui’an 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:

76.8 °F

Average:

82.4 °F

Maximum:

88.0 °F

Sea water temperature in Rui’an in September

In the city of Rui’an, the month of September is a great time for swimming. The minimum recorded temperature during this month was 76.8°F on September 30, 2015, with an average temperature being 82.4°F and a maximum temperature reaching 88.0°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 84.2°F at the beginning of the month, it steadily decreases to around 80.3°F by the end.
Date 10 years average 2024 2023
Sep 1 84.9°F 88.0°F 84.1°F
Sep 2 84.6°F 87.7°F 83.8°F
Sep 3 84.4°F 87.2°F 83.7°F
Sep 4 84.4°F 87.6°F 83.4°F
Sep 5 84.3°F 87.0°F 83.3°F
Sep 6 84.1°F 87.3°F 83.2°F
Sep 7 84.0°F 86.7°F 83.3°F
Sep 8 83.8°F 86.6°F 82.4°F
Sep 9 83.8°F 86.8°F 83.3°F
Sep 10 83.8°F 86.9°F 83.4°F
Sep 11 83.7°F 86.5°F 84.0°F
Sep 12 83.4°F 86.9°F 84.1°F
Sep 13 83.2°F 86.8°F 83.4°F
Sep 14 82.9°F 86.4°F 83.2°F
Sep 15 82.8°F 86.0°F 84.5°F
Sep 16 82.2°F 85.7°F 85.0°F
Sep 17 82.0°F 86.1°F 84.3°F
Sep 18 82.0°F 86.3°F 84.4°F
Sep 19 81.7°F 85.4°F 84.2°F
Sep 20 81.6°F 84.6°F 84.7°F
Sep 21 81.6°F 85.7°F 85.3°F
Sep 22 81.4°F 85.0°F 85.0°F
Sep 23 80.8°F 84.1°F 84.2°F
Sep 24 80.5°F 83.3°F 83.2°F
Sep 25 80.1°F 82.6°F 83.6°F
Sep 26 79.9°F 81.9°F 83.4°F
Sep 27 79.9°F 81.4°F 83.2°F
Sep 28 79.7°F 81.0°F 84.0°F
Sep 29 79.8°F 80.9°F 84.4°F
Sep 30 79.8°F 80.9°F 83.8°F

Sea water temperature in Rui’an by month

In Rui’an, the months June through October offer comfortable swimming conditions, which amounts to 145 swimming days. The warmest water in Rui’an was recorded on August 11, 2022, reaching a 89.0°F. While the coldest temperature occurred on January 16, 2021, dipping to 48.1°F. The average readings by season are 56.2°F in Winter, 63.5°F in Spring, 82.0°F in Summer, and 74.8°F in Autumn. September's average temperature is a slight drop from August's average of 85.4°F. In October, the temperature is expected to decrease further, potentially averaging around 74.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Wenzhou 67.3°F 15mi
Taizhou 65.0°F 77mi
Jiaojiang 64.9°F 81mi

* current water temperature in this city

** straight line distance from Rui’an