World sea water temperatures

Water temperature in Oia in August

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Is it warm enough to swim in Oia in August? Average water temperature in Oia in August is 25.2°C and therefore suitable for comfortable swimming. The warmest sea in Oia in August is 27.2°C, and the coldest is 23.2°C. Average high air temperature in Oia in August is 28°C, and average low temperature is 23°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Oia

Changes water temperature in Oia in August 2025, 2024

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

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
1 August25.5°C25°C23.4°C27°C
2 August25.1°C25.2°C23.2°C26.9°C
3 August25.2°C25.4°C23.2°C26.6°C
4 August25.7°C25.6°C23.3°C26.6°C
5 August25.9°C26°C23.3°C26.4°C
6 August26.2°C26°C23.2°C26.5°C
7 August26°C25.8°C23.4°C26.5°C
8 August25.9°C25.6°C23.6°C26.5°C
9 August25.8°C25.6°C23.3°C26.5°C
10 August25.7°C25.6°C23.6°C26.3°C
11 August25.8°C25.4°C23.6°C26.5°C
12 August25.6°C25.4°C23.5°C27°C
13 August25.8°C25.8°C23.7°C27.1°C
14 August26°C26°C23.7°C27°C
15 August25.7°C25.8°C23.6°C26.8°C
Day 2025 2024 Min Max
16 August25.5°C25.5°C24°C26.9°C
17 August25.4°C25.3°C23.9°C26.8°C
18 August25.7°C25.3°C24.1°C26.7°C
19 August25.6°C25.4°C23.8°C26.7°C
20 August25.8°C26.1°C24°C27.2°C
21 August25.7°C26°C23.9°C26.9°C
22 August25.6°C25.8°C23.8°C26.5°C
23 August25.9°C25.7°C23.8°C26.6°C
24 August25.9°C25.8°C24.2°C26.7°C
25 August25.5°C25.6°C23.8°C26.4°C
26 August25.2°C26°C23.7°C26.3°C
27 August24.8°C26°C23.8°C26.3°C
28 August24.7°C26°C23.5°C26.3°C
29 August24.6°C26°C23.7°C26.2°C
30 August24.9°C26.4°C23.7°C26.5°C
31 August24.8°C26.3°C23.6°C26.6°C
Oia water temp chart in August

Average water temperature in Oia in August over a decade

20162017201820192020
24.9°C24.4°C26.1°C24.7°C24.8°C
20212022202320242025
25.4°C24.6°C26.1°C25.7°C25.7°C

Oia sea state in August

Chart comparing the height of waves in Oia in August 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.

Waves height in Oia in August

Weather and climate in Oia in August

This data display average monthly climate indicators in Oia in August 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 temperature23°C
  • Average rainfall days1 days
  • Average daylight13h
  • Average sunshine12h
  • Average UV index9

Oia water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Where is the warm sea water in August?

Want to know where the water temperature in August is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Temperature in neighboring cities

The nearest locations with the average water temperature in August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Fira25.2°C23.2°C27.2°C
Thirasia25.2°C23.2°C27.2°C
Imerovigli25.1°C23.1°C27.1°C
Megalochori25.3°C23.2°C27.3°C
Karterados25.3°C23.2°C27.3°C
Vlichada25.3°C23.3°C27.3°C
Kamari25.2°C23.2°C27.2°C
Perissa25.3°C23.3°C27.3°C
Perivolos Beach25.3°C23.3°C27.3°C
Ios island24.8°C22.8°C26.9°C

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Oia 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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