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October Weather in Athens, United States

Last updated: June 24, 2025

In October, the average temperature in Athens, United States hovers around 8°C (47°F). Temperatures can dip as low as -7°C (20°F) or soar to a warm 26°C (80°F). You can expect 114 mm (4.5 in) of precipitation spread over 12 days, with an average humidity of 84%.

October Temperature in Athens

In October in Athens, the average temperature is 8°C (47°F). The maximum can reach 26°C (80°F), while the minimum can drop as low as -7°C (20°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates October 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, October typically has an average temperature of 8°C (47°F), with highs reaching up to 26°C (80°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec161731415667716761463223
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.

October Precipitation in Athens

In Athens in October, the precipitation amount is 114 mm (4.5 in) spread over 12 days.

October Precipitation Trends in Athens

The chart displays monthly precipitation patterns in Athens, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Athens, October typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec34515399114105126131881145053
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Athens

In Athens in October, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

October Average Humidity in Athens

This chart illustrates the average monthly humidity levels in Athens, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Athens is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Athens

In Athens in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Athens.

Maximum UV Index Levels in Athens for October

The chart shows the monthly maximum UV Index (UVI) for Athens in October, 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 October, the maximum UV index in Athens typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810997532
Data source: Athens October 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 October 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 October’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 October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)34 mm (1.3 inches)88%low
February Weather-9°C (17°F)51 mm (2.0 inches)89%moderate
March Weather-1°C (31°F)53 mm (2.1 inches)86%moderate
April Weather5°C (42°F)99 mm (3.9 inches)85%high
May Weather14°C (57°F)114 mm (4.5 inches)79%very high
June Weather19°C (67°F)105 mm (4.1 inches)80%very high
July Weather22°C (71°F)126 mm (5.0 inches)80%very high
August Weather19°C (67°F)131 mm (5.1 inches)78%very high
September Weather16°C (61°F)88 mm (3.5 inches)80%high
October Weather8°C (47°F)114 mm (4.5 inches)84%moderate
November Weather0°C (32°F)50 mm (2.0 inches)89%moderate
December Weather-5°C (23°F)52 mm (2.1 inches)85%low

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