Water temperature in Romanshorn in July

Is it warm enough to swim in Romanshorn in July? Average water temperature in Romanshorn in July is 22.1°C and therefore suitable for comfortable swimming. The warmest water in Romanshorn in July is 25.3°C, and the coldest is 19.1°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Romanshorn

Changes water temperature in Romanshorn in July 2025, 2024

To get an accurate forecast for the water temperature in Romanshorn for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Romanshorn, 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

Sunrise and Sunset

You can choose any other years:

Day	2025	2024	Min	Max
1 July	24.6°C	20.4°C	19.1°C	24.7°C
2 July	24.4°C	20.4°C	19.2°C	24.4°C
3 July	24.4°C	20.4°C	19.2°C	24.4°C
4 July	24.4°C	20.4°C	19.8°C	24.4°C
5 July	24.5°C	20.4°C	20°C	24.5°C
6 July	24.5°C	20.4°C	20.1°C	24.5°C
7 July	24.2°C	20.5°C	20.2°C	24.2°C
8 July	24°C	21.4°C	20.3°C	24°C
9 July	23.8°C	21.2°C	20.4°C	23.8°C
10 July	22°C	22.2°C	20.4°C	23.5°C
11 July	22°C	22.1°C	20.5°C	23.2°C
12 July	22.1°C	21.9°C	20.5°C	23°C
13 July	22.6°C	21.6°C	20.5°C	22.7°C
14 July	22.1°C	21.5°C	20.4°C	23.5°C
15 July	22°C	21.4°C	20.5°C	23.5°C

Day	2025	2024	Min	Max
16 July	22°C	21.4°C	20.5°C	23.3°C
17 July	21.6°C	21.8°C	20.6°C	23.3°C
18 July	22°C	22.7°C	20.6°C	24°C
19 July	21.5°C	23.3°C	20.6°C	23.6°C
20 July	21.6°C	23.8°C	20.8°C	23.9°C
21 July	21.6°C	23.2°C	20.9°C	23.7°C
22 July	21.7°C	23.1°C	20.9°C	23.8°C
23 July	21.8°C	23°C	20.9°C	23.9°C
24 July	21.9°C	23°C	21°C	24.3°C
25 July	21.9°C	23.2°C	21.1°C	25.3°C
26 July	22°C	23.5°C	21.3°C	24.9°C
27 July	22°C	23.9°C	21.4°C	24.7°C
28 July	22°C	23.6°C	21.5°C	24.5°C
29 July	22°C	23.6°C	21.3°C	24.4°C
30 July	22°C	24.3°C	21.3°C	24.6°C
31 July	20.5°C	24.1°C	20.5°C	25.1°C

Average water temperature in Romanshorn in July over a decade

2016	2017	2018	2019	2020
21.6°C	21.6°C	22.7°C	23.2°C	22°C

2021	2022	2023	2024	2025
21.4°C	23.3°C	22.9°C	22.2°C	22.6°C

Romanshorn 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
Arbon	22.1°C	19.1°C	25.3°C
Rorschach	22.1°C	19.1°C	25.3°C
Kreuzlingen	22°C	19.1°C	25.4°C
Immenstaad am Bodensee	22°C	19.1°C	25.4°C
Langenargen	22.1°C	19.1°C	25.1°C
Constance	22.1°C	19.1°C	25.9°C
Meersburg	22.1°C	19.1°C	25.9°C
Uhldingen-Muhlhofen	22.1°C	19.1°C	25.9°C
Hagnau am Bodensee	22.1°C	19.1°C	25.9°C
Mainau	22.1°C	19.1°C	25.9°C

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Our report for Romanshorn 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.

Region

Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature