October Weather in Athens, United States

Last updated: June 24, 2025

In October, the average temperature in Athens, United States hovers around 12°C (54°F). However, be prepared for a range of conditions, with lows dipping to -3°C (28°F) and highs soaring up to 30°C (86°F). Expect 131 mm (5.2 in) of precipitation over 13 days, contributing to an average humidity level of 81%.

October Temperature in Athens

In October in Athens, the average temperature is 12°C (54°F). Maximum temperatures can reach 30°C (86°F), while minimums can dip as low as -3°C (28°F). Be prepared for a wide range of weather conditions if you're planning to visit during this time.

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 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (28°F).

Data source: Temperature data for Athens generated using information from the Copernicus Climate Change Service.

October Precipitation in Athens

In Athens in October, the precipitation amount is 131 mm (5.2 in) over the course of 13 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 131 mm (5.2 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

October Humidity in Athens

In Athens in October humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

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 81%, offering insight into how humid the weather typically is during this month.

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 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Athens, you can refer to this 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 6, which falls under the high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	71 mm (2.8 inches)	85%	moderate
February Weather	-2°C (28°F)	75 mm (2.9 inches)	85%	moderate
March Weather	3°C (38°F)	89 mm (3.5 inches)	86%	high
April Weather	8°C (48°F)	97 mm (3.8 inches)	87%	very high
May Weather	16°C (61°F)	142 mm (5.6 inches)	81%	very high
June Weather	22°C (71°F)	115 mm (4.5 inches)	82%	very high
July Weather	24°C (75°F)	120 mm (4.7 inches)	81%	very high
August Weather	22°C (72°F)	75 mm (3.0 inches)	79%	very high
September Weather	19°C (66°F)	86 mm (3.4 inches)	78%	very high
October Weather	12°C (54°F)	131 mm (5.2 inches)	81%	high
November Weather	4°C (39°F)	77 mm (3.0 inches)	89%	moderate
December Weather	0°C (33°F)	60 mm (2.4 inches)	86%	low