Water temperature in Donghai in July

Is it warm enough to swim in Donghai in July? Average water temperature in Donghai in July is 29.1°C and therefore suitable for comfortable swimming. The warmest sea in Donghai in July is 31.8°C, and the coldest is 26.9°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Donghai

Changes water temperature in Donghai in July 2025, 2024

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

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 July	29.2°C	30.2°C	27.7°C	30.2°C
2 July	29.1°C	30.3°C	27.5°C	30.3°C
3 July	29.4°C	31°C	27.8°C	31°C
4 July	29.7°C	30.6°C	27.2°C	30.6°C
5 July	29.7°C	31.1°C	27.2°C	31.1°C
6 July	29.5°C	31.8°C	27.3°C	31.8°C
7 July	29.5°C	31.4°C	27.6°C	31.4°C
8 July	30°C	31.1°C	27.6°C	31.1°C
9 July	29.6°C	31.5°C	27.7°C	31.5°C
10 July	29.5°C	31.6°C	27.7°C	31.6°C
11 July	29.4°C	31.5°C	27.9°C	31.5°C
12 July	29.4°C	31.4°C	28°C	31.4°C
13 July	29.6°C	31.6°C	28°C	31.6°C
14 July	29.9°C	31°C	27.6°C	31.6°C
15 July	30.4°C	30.7°C	27.6°C	31.6°C

Day	2025	2024	Min	Max
16 July	30°C	30.5°C	27.6°C	31.1°C
17 July	29.7°C	30.1°C	27.7°C	30.7°C
18 July	29.5°C	30.4°C	27.2°C	30.5°C
19 July	29.4°C	30.4°C	27.1°C	30.4°C
20 July	29.2°C	30.8°C	27.2°C	30.9°C
21 July	29.2°C	31°C	27.2°C	31°C
22 July	29°C	31.3°C	27.2°C	31.3°C
23 July	28.7°C	31.5°C	27.1°C	31.5°C
24 July	28.8°C	31.3°C	27.1°C	31.5°C
25 July	28.7°C	31°C	26.9°C	31.3°C
26 July	29.7°C	30.7°C	26.9°C	31.5°C
27 July	28.5°C	30.5°C	27.2°C	30.5°C
28 July	28.4°C	30.3°C	27.9°C	30.9°C
29 July	28.3°C	30°C	27.6°C	31°C
30 July	28.3°C	29.7°C	27.4°C	30.8°C
31 July	28.3°C	29.7°C	27.4°C	30.9°C

Average water temperature in Donghai in July over a decade

2016	2017	2018	2019	2020
28.7°C	28.9°C	29.2°C	29.4°C	29.8°C

2021	2022	2023	2024	2025
30°C	30°C	29.8°C	30.8°C	29.3°C

Donghai sea state in July

Chart comparing the height of waves in Donghai in July 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.

Donghai 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 July. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Dongyong	29°C	27°C	31.4°C
Jieshi	28.6°C	26.6°C	31°C
Hudong	28.5°C	26.3°C	31.2°C
Shanwei	29.1°C	27°C	31.7°C
Fengshan	29°C	27°C	31.6°C
Jiazi	28.5°C	26.2°C	31.2°C
Magong	29.1°C	26.9°C	31.8°C
Jiadong	28.4°C	25.9°C	31°C
Qishi	28.3°C	25.9°C	31.2°C
Houmen	29°C	26.5°C	31.8°C

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Our report for Donghai 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