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October Weather in Athens, United States

Last updated: June 24, 2025

In October, the average temperature in Athens, United States is 18°C (65°F), but don't let that fool you; it can plummet to a chilly -1°C (31°F) or soar to a sweltering 36°C (97°F). Expect 123 mm (4.9 in) of rainfall over about 9 days, with humidity levels averaging around 80%. Be prepared for a mix of weather as you explore this fascinating locale!

October Temperature in Athens

In October in Athens, the average temperature is 18°C (65°F). Maximum temperatures can reach 36°C (97°F), while minimums can drop as low as -1°C (31°F). Be prepared for a wide range of temperatures and pack accordingly 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 18°C (65°F), with highs reaching up to 36°C (97°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec434854607075797874645046
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 123 mm (4.9 in) over a period of 9 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 123 mm (4.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec981751621471181081071259512483137
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 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

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 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
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 is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, 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 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
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 Weather6°C (43°F)98 mm (3.9 inches)86%moderate
February Weather9°C (48°F)175 mm (6.9 inches)86%high
March Weather12°C (54°F)162 mm (6.4 inches)86%very high
April Weather16°C (61°F)147 mm (5.8 inches)82%very high
May Weather21°C (70°F)118 mm (4.7 inches)85%extreme
June Weather24°C (76°F)108 mm (4.3 inches)85%extreme
July Weather26°C (80°F)107 mm (4.2 inches)83%extreme
August Weather25°C (78°F)125 mm (4.9 inches)76%very high
September Weather23°C (74°F)95 mm (3.7 inches)76%very high
October Weather18°C (65°F)123 mm (4.9 inches)80%high
November Weather10°C (50°F)83 mm (3.3 inches)88%moderate
December Weather8°C (46°F)137 mm (5.4 inches)88%moderate

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