Water temperature in Dahu in September

Is it warm enough to swim in Dahu in September? Average water temperature in Dahu in September is 28.6°C and therefore suitable for comfortable swimming. The warmest sea in Dahu in September is 30.5°C, and the coldest is 26.4°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Dahu

Changes water temperature in Dahu in September 2025, 2024

To get an accurate forecast for the water temperature in Dahu for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Dahu, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 September	30.2°C	29.7°C	27.8°C	30.2°C
2 September	30.1°C	30°C	27.6°C	30.1°C
3 September	30.6°C	29.8°C	27.6°C	30.6°C
4 September	30.5°C	29.4°C	27.5°C	30.5°C
5 September	31.3°C	29.3°C	27.2°C	31.3°C
6 September	31.1°C	29.2°C	27.8°C	31.1°C
7 September	30.7°C	29°C	27.9°C	30.7°C
8 September	30.3°C	28.9°C	27.7°C	30.3°C
9 September	30.1°C	28.8°C	27.5°C	30.2°C
10 September	30.1°C	29.2°C	27.6°C	30.4°C
11 September	30.2°C	29.6°C	27.2°C	30.5°C
12 September	30.4°C	30.2°C	27.3°C	30.4°C
13 September	30.4°C	30.3°C	27.2°C	30.4°C
14 September	31°C	29.8°C	27.1°C	31°C
15 September	30.7°C	29.6°C	27.1°C	30.7°C

Day	2025	2024	Min	Max
16 September	30.5°C	29.4°C	27.1°C	30.5°C
17 September	30°C	29.9°C	27.1°C	30°C
18 September	29.8°C	30.5°C	27.3°C	30.5°C
19 September	29.6°C	29.9°C	27.3°C	29.9°C
20 September	29.3°C	29.5°C	27.8°C	29.5°C
21 September	28.4°C	29.2°C	27.4°C	29.9°C
22 September	28.5°C	29°C	27.3°C	29.9°C
23 September	28.3°C	28.8°C	27.2°C	29.8°C
24 September	28.1°C	28.6°C	27.1°C	30.1°C
25 September	27.9°C	28.8°C	27°C	29.8°C
26 September		28.8°C	27.1°C	29.9°C
27 September		29.2°C	27.1°C	29.9°C
28 September		29°C	27.1°C	30.4°C
29 September		29.5°C	26.4°C	29.9°C
30 September		29°C	26.5°C	30°C

Average water temperature in Dahu in September over a decade

2015	2016	2017	2018	2019
27.8°C	28.1°C	29°C	28.1°C	29.1°C

2020	2021	2022	2023	2024
28.9°C	29.8°C	28.7°C	28.8°C	29.4°C

Dahu sea state in September

Chart comparing the height of waves in Dahu in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Dahu water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Donghai	28.5°C	26.4°C	30.4°C
Dongyong	28.6°C	26.4°C	30.5°C
Shanwei	28.7°C	26.9°C	30.7°C
Fengshan	28.7°C	26.8°C	30.6°C
Jieshi	28.4°C	26°C	30.3°C
Magong	28.8°C	27°C	30.8°C
Houmen	28.8°C	27°C	30.9°C
Hudong	28.3°C	26°C	30.2°C
Jiazi	28.3°C	26.1°C	30.1°C
Xiaomo	28.8°C	27°C	30.9°C

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Our report for Dahu is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature