All data are in degrees Fahrenheit

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Water temperature in Athens

Detailed information about the current water temperature in Athens. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Athens now

77.1

°F

July 6, 21:29

Trend:

stable

Yesterday:

78.4°F

Tomorrow:

77.1°F

Sunrise:

06:09

Sunset:

20:51

Day Length:

14 h. 42 min.

Athens in July

Minimum:

60.1°F

Average:

61.5°F

Maximum:

63.5°F

Sea water temperature in Athens today

As of now, in Athens, the water temperature is 77.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.1°F lower than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 80.6°F on 2021, while the historical minimum was 75.3°F on 2025.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 77.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Athens

Date Current Year

actual* / forecast**

last year 10 years average
Jun 22 73.5°F 74.1°F 75.0°F
Jun 23 73.6°F 73.7°F 75.1°F
Jun 24 74.2°F 73.8°F 75.6°F
Jun 25 74.4°F 74.6°F 76.2°F
Jun 26 75.1°F 75.8°F 76.3°F
Jun 27 74.6°F 76.0°F 76.3°F
Jun 28 74.8°F 75.8°F 76.5°F
Jun 29 74.5°F 76.5°F 76.8°F
Jun 30 74.8°F 74.7°F 76.7°F
Jul 1 75.8°F 74.9°F 77.0°F
Jul 2 76.3°F 76.0°F 77.7°F
Jul 3 77.3°F 75.3°F 77.8°F
Jul 4 78.1°F 75.8°F 78.1°F
Jul 5 78.4°F 75.8°F 78.4°F
Jul 6 77.1°F 75.3°F 78.2°F
Jul 7 77.1°F 76.2°F 78.2°F
Jul 8 77.3°F 76.8°F 78.3°F
Jul 9 77.3°F 77.9°F 78.4°F
Jul 10 77.5°F 77.9°F 78.5°F
Jul 11 77.3°F 76.5°F 78.4°F
Jul 12 77.6°F 77.1°F 78.6°F
Jul 13 77.8°F 78.1°F 78.9°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Athens by month

In Athens, the months June through October offer comfortable swimming conditions, which amounts to 128 swimming days.
The warmest water in Athens was recorded on August 6, 2021, reaching a 83.7°F. While the coldest temperature occurred on March 20, 2022, dipping to 56.6°F. The average readings by season are 61.4°F in Winter, 62.0°F in Spring, 77.5°F in Summer, and 74.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Piraeus 77.2°F 5mi
Glyfáda 76.9°F 9mi
Aegina 79.4°F 23mi

* current water temperature in this city

** straight line distance from Athens