Weather in Athens: August
| Average day temperature: | 90.6°F | |
| Average night temperature: | 76.0°F | |
| Sea water temperature: | 80.2°F | |
| Number of sunny days: | 29 days | |
| Day length: | 13.0 - 14.1 hours | |
| Number of rainy days: | 0 days | |
| Precipitation totals: | 0.1 in. | |
| more information | ||
forecast
| Athens |
temperature
| Athens |
Air temperature in August, °F
The highest day temperature during August of 2025 was 93°F. At the same time the lowest night temperature was 67°F. Daily and nightly averages during August were 88.2°F and 73.7°F.
Sea water temperature in Athens in August, °F
The average sea water temperature in August of 2025 was 79.6°F. The highest and lowest sea temperatures during the month were 81.1°F and 78.3°F.
Almost all days of August in Athens are sunny. Cloudy days are rare.
Precipitation total in August, in.
Precipitation total value in Athens in August is 0.1 in. Other months of the year show relatively similar values.
The average wind speed value in August is 10.0 mph It makes August most windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 12.5.
Best time for vacation in Athens
Athens on a weather map

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