Beihai in September
Find out everything about the water temperature in Beihai 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:
83.0 °F
Average:
85.9 °F
Maximum:
88.7 °F
Sea water temperature in Beihai in September
In the city of Beihai, the month of September is a great time for swimming. The minimum recorded temperature during this month was 83.0°F on September 18, 2015, with an average temperature being 85.9°F and a maximum temperature reaching 88.7°F on September 16, 2022.
| Date | 10 years average | 2023 | 2022 |
|---|---|---|---|
| Sep 1 | 86.3°F | 85.1°F | 87.6°F |
| Sep 2 | 86.2°F | 85.5°F | 87.5°F |
| Sep 3 | 86.3°F | 85.6°F | 87.1°F |
| Sep 4 | 86.2°F | 85.0°F | 86.8°F |
| Sep 5 | 85.9°F | 84.4°F | 86.2°F |
| Sep 6 | 86.2°F | 84.5°F | 86.2°F |
| Sep 7 | 86.3°F | 85.6°F | 86.2°F |
| Sep 8 | 86.1°F | 85.5°F | 86.0°F |
| Sep 9 | 86.0°F | 85.3°F | 85.8°F |
| Sep 10 | 86.1°F | 85.5°F | 86.0°F |
| Sep 11 | 85.9°F | 85.3°F | 85.8°F |
| Sep 12 | 86.1°F | 85.4°F | 86.9°F |
| Sep 13 | 86.2°F | 85.2°F | 87.0°F |
| Sep 14 | 85.9°F | 85.1°F | 87.6°F |
| Sep 15 | 86.1°F | 85.1°F | 88.0°F |
| Sep 16 | 86.1°F | 84.8°F | 88.7°F |
| Sep 17 | 86.1°F | 84.7°F | 87.9°F |
| Sep 18 | 86.1°F | 84.6°F | 87.6°F |
| Sep 19 | 86.0°F | 84.0°F | 87.9°F |
| Sep 20 | 86.1°F | 84.3°F | 87.7°F |
| Sep 21 | 85.9°F | 85.1°F | 87.4°F |
| Sep 22 | 85.5°F | 85.6°F | 86.5°F |
| Sep 23 | 85.4°F | 85.4°F | 86.7°F |
| Sep 24 | 85.4°F | 86.3°F | 86.6°F |
| Sep 25 | 85.2°F | 85.9°F | 85.7°F |
| Sep 26 | 85.4°F | 86.2°F | 86.0°F |
| Sep 27 | 85.4°F | 85.6°F | 85.7°F |
| Sep 28 | 85.5°F | 85.3°F | 85.9°F |
| Sep 29 | 85.4°F | 85.1°F | 85.6°F |
| Sep 30 | 85.3°F | 85.3°F | 85.5°F |
In Beihai, the months April through November offer comfortable swimming conditions, which amounts to 244 swimming days.
The warmest water in Beihai was recorded on June 21, 2015, reaching a 90.9°F. While the coldest temperature occurred on January 31, 2023, dipping to 58.1°F. The average readings by season are 66.3°F in Winter, 76.7°F in Spring, 86.9°F in Summer, and 81.1°F in Autumn.
September's average temperature is a slight drop from August's average of 86.7°F. In October, the temperature is expected to decrease further, potentially averaging around 81.7°F.