Water temperature in Quarteira in July

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Is it warm enough to swim in Quarteira in July? Average water temperature in Quarteira in July is 20.6°C and therefore suitable for comfortable swimming. The warmest sea in Quarteira in July is 25°C, and the coldest is 17.2°C. Average high air temperature in Quarteira in July is 28°C, and average low temperature is 17°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Quarteira

Changes water temperature in Quarteira in July 2025, 2024

To get an accurate forecast for the water temperature in Quarteira for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Quarteira, 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	23.5°C	18.3°C	17.4°C	23.5°C
2 July	24.4°C	19.4°C	17.3°C	24.4°C
3 July	24.5°C	20.1°C	18.1°C	24.5°C
4 July	24.6°C	20.2°C	18.3°C	24.6°C
5 July	24.7°C	19.2°C	18.1°C	24.7°C
6 July	24.6°C	19.4°C	17.8°C	24.6°C
7 July	24.6°C	18.6°C	17.4°C	24.6°C
8 July	24°C	19°C	17.4°C	24°C
9 July	22.7°C	19.3°C	17.4°C	22.9°C
10 July	21.5°C	19.9°C	17.2°C	22.8°C
11 July	20.8°C	19.9°C	17.6°C	23°C
12 July	19.6°C	19.5°C	17.9°C	22.8°C
13 July	19.5°C	19.3°C	18.1°C	22.8°C
14 July	19.6°C	19.2°C	18.1°C	22.8°C
15 July	20.1°C	18.7°C	18.5°C	23.3°C

Day	2025	2024	Min	Max
16 July	20.4°C	18.5°C	18.5°C	23.8°C
17 July	20.4°C	19.4°C	18.6°C	24.4°C
18 July	19.4°C	20.1°C	19°C	24.9°C
19 July	19.1°C	19.7°C	18.6°C	24.2°C
20 July	18.7°C	19.5°C	18°C	24.1°C
21 July	18°C	18.7°C	17.9°C	24.8°C
22 July	18.2°C	19.2°C	17.9°C	25°C
23 July	17.9°C	20.2°C	17.9°C	24.7°C
24 July	18.7°C	20.6°C	18.2°C	23.8°C
25 July	19.6°C	19.8°C	18.2°C	24.2°C
26 July	19.6°C	20.1°C	18.4°C	24°C
27 July	20.2°C	21.4°C	18.2°C	24.1°C
28 July	20.6°C	20.6°C	18°C	24.3°C
29 July	20.6°C	21.3°C	18.1°C	24.1°C
30 July	21.5°C	21.8°C	17.8°C	23.6°C
31 July	22.5°C	22.5°C	18.1°C	23.5°C

Average water temperature in Quarteira in July over a decade

2016	2017	2018	2019	2020
22.4°C	20.9°C	18.6°C	19°C	22.7°C

2021	2022	2023	2024	2025
19.2°C	21.3°C	20.6°C	19.8°C	21.1°C

Quarteira sea state in July

Chart comparing the height of waves in Quarteira 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.

Weather and climate in Quarteira in July

This data display average monthly climate indicators in Quarteira in July 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 temperature28°C
Average LOW temperature17°C
Average rainfall days1 days
Average rainfall0.1''/3mm
Average daylight14h
Average sunshine12h
Average UV index9

Quarteira 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
Almancil	20.6°C	17.2°C	25°C
Vale do Lobo	20.6°C	17.2°C	25°C
Quinta do Lago Beach	20.7°C	17.5°C	25°C
Praia de Faro	20.9°C	17.7°C	25.1°C
Falesia Beach	20.3°C	16.7°C	24.9°C
Olhos de Agua	20.3°C	16.7°C	24.9°C
Evaristo	20.1°C	16°C	24.9°C
Barreta Island	20.9°C	17.9°C	24.9°C
Armacao de Pera	20°C	15.7°C	24.8°C
Praia dos Salgados	20°C	15.7°C	24.8°C

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Our report for Quarteira 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