Water temperature in Arminza in July

Is it warm enough to swim in Arminza in July? Average water temperature in Arminza in July is 21.1°C and therefore suitable for comfortable swimming. The warmest sea in Arminza in July is 23.4°C, and the coldest is 18.3°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Arminza

Changes water temperature in Arminza in July 2025, 2024

To get an accurate forecast for the water temperature in Arminza for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Arminza, 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	21.1°C	20.2°C	18.3°C	21.6°C
2 July	21.1°C	20.2°C	18.5°C	21.6°C
3 July	21.1°C	20.3°C	18.8°C	21.6°C
4 July	21.1°C	20.3°C	18.9°C	21.7°C
5 July	21.2°C	20.3°C	19°C	21.8°C
6 July	21.6°C	20.3°C	19.1°C	22.1°C
7 July	21.6°C	20.4°C	19.2°C	22.1°C
8 July	21.9°C	20.4°C	19.1°C	21.9°C
9 July	22.4°C	20.6°C	19.1°C	22.4°C
10 July	22.4°C	20.8°C	19.2°C	22.4°C
11 July	22.4°C	21°C	19.1°C	22.4°C
12 July	22.6°C	21.1°C	19.4°C	22.6°C
13 July	23.2°C	21°C	19.4°C	23.2°C
14 July	23°C	21.1°C	19.4°C	23°C
15 July	22.9°C	21.6°C	19.3°C	23.1°C

Day	2025	2024	Min	Max
16 July	23°C	21.6°C	19.7°C	23°C
17 July	23.1°C	21.4°C	20°C	23.1°C
18 July	23.2°C	21.5°C	20.1°C	23.2°C
19 July	23.1°C	22°C	20.2°C	23.1°C
20 July	23°C	22°C	20.3°C	23.4°C
21 July	22.8°C	22°C	20.2°C	23.3°C
22 July	22.9°C	22.1°C	19.9°C	23.4°C
23 July	22.6°C	21.8°C	20°C	23°C
24 July	22.3°C	21.7°C	20°C	23.2°C
25 July	22.3°C	21.7°C	20°C	23.2°C
26 July	22.1°C	21.4°C	20.1°C	23.2°C
27 July	22.3°C	21.4°C	19.8°C	23.1°C
28 July	22.2°C	21.8°C	20.1°C	22.8°C
29 July	22.3°C	21.9°C	20.2°C	22.9°C
30 July	22.4°C	22.1°C	20.5°C	23.2°C
31 July	22.2°C	22.2°C	20.8°C	23.1°C

Average water temperature in Arminza in July over a decade

2016	2017	2018	2019	2020
21.4°C	20.4°C	22.2°C	20.9°C	21.4°C

2021	2022	2023	2024	2025
20.2°C	21.1°C	21.8°C	21.2°C	22.3°C

Arminza sea state in July

Chart comparing the height of waves in Arminza 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.

Arminza 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
Biscay	21.2°C	18.2°C	23.6°C
Bilbao	20.9°C	18.2°C	23.3°C
Sopelana	20.9°C	18.2°C	23.3°C
Barrika	20.9°C	18.2°C	23.3°C
Bermeo	21.4°C	18.8°C	23.5°C
Mundaka	21.4°C	18.8°C	23.5°C
Elantxobe	21.4°C	18.8°C	23.5°C
Sukarrieta	21.4°C	18.8°C	23.5°C
Getxo	20.8°C	18.3°C	23.2°C
Portugalete	20.8°C	18.3°C	23.2°C

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Our report for Arminza 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