Water temperature in Aarhus in September

Is it warm enough to swim in Aarhus in September? Average water temperature in Aarhus in September is 15.7°C and therefore is not suitable for comfortable swimming. The warmest sea in Aarhus in September is 19.1°C, and the coldest is 12.7°C. Average high air temperature in Aarhus in September is 16°C, and average low temperature is 8°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Aarhus

Changes water temperature in Aarhus in September 2025, 2024

To get an accurate forecast for the water temperature in Aarhus for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Aarhus, 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	17.3°C	17.1°C	15.3°C	18.8°C
2 September	17.4°C	17.4°C	15.3°C	18.6°C
3 September	17.4°C	17.6°C	15.4°C	18.1°C
4 September	17.5°C	17.6°C	15.1°C	18.4°C
5 September		18.4°C	15°C	18.4°C
6 September		18.6°C	15°C	18.6°C
7 September		18.8°C	14.9°C	18.8°C
8 September		19.1°C	14.7°C	19.1°C
9 September		18.7°C	14.8°C	18.7°C
10 September		18.4°C	15°C	18.5°C
11 September		17.8°C	15.3°C	18.6°C
12 September		17.2°C	15.1°C	18.4°C
13 September		16.9°C	15°C	18.5°C
14 September		16.3°C	14.7°C	18.6°C
15 September		16°C	14.3°C	18.6°C

Day	2024	Min	Max
16 September	16.1°C	14.2°C	18.2°C
17 September	16.3°C	14.1°C	17.9°C
18 September	16.3°C	14°C	18°C
19 September	16.6°C	13.8°C	17.6°C
20 September	16.8°C	13.7°C	17.4°C
21 September	16.2°C	13.6°C	17.3°C
22 September	16.4°C	13.5°C	17.4°C
23 September	16.3°C	13.4°C	17°C
24 September	16.4°C	13.2°C	16.7°C
25 September	16.2°C	13.4°C	17.2°C
26 September	15.9°C	13.2°C	16.8°C
27 September	15.6°C	13.1°C	16.4°C
28 September	15.4°C	13.2°C	16.5°C
29 September	14.8°C	12.7°C	16.3°C
30 September	14.9°C	12.7°C	16.1°C

Average water temperature in Aarhus in September over a decade

2015	2016	2017	2018	2019
15.1°C	17.2°C	15.5°C	15.9°C	15.3°C

2020	2021	2022	2023	2024
16°C	16.2°C	16.3°C	17.5°C	16.9°C

Aarhus sea state in September

Chart comparing the height of waves in Aarhus 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.

Weather and climate in Aarhus in September

This data display average monthly climate indicators in Aarhus in September based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

Average HIGH temperature16°C
Average LOW temperature8°C
Average rainfall days11 days
Average rainfall2.8''/71mm
Average daylight13h
Average sunshine4.3h
Average UV index3

Aarhus 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
Saksild	15.7°C	12.7°C	18.8°C
Ronde	15.7°C	12.7°C	19.3°C
Ebeltoft	15.8°C	12.8°C	19°C
Horsens	15.7°C	12.7°C	19.5°C
Grenaa	16°C	13°C	19°C
Juelsminde	15.7°C	12.7°C	19.5°C
Vejle	15.7°C	12.7°C	19.6°C
Hadsund	15.5°C	12.2°C	18.7°C
Strib	15.8°C	12.7°C	19.5°C
Kalundborg	16°C	13°C	19.5°C

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Our report for Aarhus 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