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August Weather in Athens, United States

Last updated: June 24, 2025

In August, the average temperature in Athens, United States is a pleasant 21°C (71°F). While you can expect the mercury to dip as low as 10°C (51°F), it can also soar to a maximum of 33°C (93°F). Be prepared for some rainfall, with an average precipitation of 111 mm (4.4 in) spread over 14 days. The air is typically quite comfortable, with an average humidity of 66%.

August Temperature in Athens

In August in Athens, the average temperature is 21°C (71°F). The maximum can reach 33°C (93°F), and the minimum can be as low as 10°C (51°F). This pleasant climate makes Athens an ideal destination for travelers seeking a comfortable getaway.

August Weather in Athens: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Athens, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Athens, August typically has an average temperature of 21°C (71°F), with highs reaching up to 33°C (93°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec343944526268727066574238
Data source: Temperature data for Athens generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Athens

In Athens in August, the precipitation amount is 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.

August Precipitation Trends in Athens

The chart displays monthly precipitation patterns in Athens, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Athens, August typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8213510512314411990111981217199
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Athens

In Athens in August, humidity is 66%. With an average temperature of 21°C (71°F), this humidity feels like a warm, sticky embrace that can make outdoor activities a bit taxing but also lends a vibrant energy to the atmosphere, ideal for those who appreciate a tropical ambiance while exploring.

August Average Humidity in Athens

This chart illustrates the average monthly humidity levels in Athens, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Athens is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Athens

In Athens in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Athens.

Maximum UV Index Levels in Athens for August

The chart shows the monthly maximum UV Index (UVI) for Athens in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Athens typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
Data source: Athens August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Athens Compares to Other Months

Weather in Athens varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Athens, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Athens, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)82 mm (3.2 inches)87%moderate
February Weather4°C (40°F)135 mm (5.3 inches)87%high
March Weather7°C (44°F)105 mm (4.1 inches)86%very high
April Weather11°C (53°F)123 mm (4.8 inches)84%very high
May Weather17°C (62°F)144 mm (5.7 inches)83%extreme
June Weather20°C (68°F)119 mm (4.7 inches)83%extreme
July Weather22°C (72°F)90 mm (3.5 inches)79%extreme
August Weather21°C (71°F)111 mm (4.4 inches)66%very high
September Weather19°C (66°F)98 mm (3.8 inches)68%very high
October Weather14°C (57°F)121 mm (4.8 inches)78%high
November Weather6°C (43°F)71 mm (2.8 inches)89%moderate
December Weather4°C (39°F)99 mm (3.9 inches)86%moderate

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