October Weather in Athens, United States

Last updated: June 24, 2025

In October, the average temperature in Athens, United States hovers around 9°C (48°F), with a chilly minimum of -4°C (24°F) and a warm maximum reaching 25°C (78°F). Visitors should be prepared for rainy days as the area experiences about 131 mm (5.2 in) of precipitation over approximately 10 days. With an average humidity of 82%, it's a great time to enjoy cozy indoor activities!

October Temperature in Athens

In October in Athens, the average temperature is 9°C (48°F), with maximums reaching up to 25°C (78°F) and minimums dropping as low as -4°C (24°F). This wide range of temperatures makes it essential for travelers to pack accordingly for both warm and chilly weather.

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 9°C (48°F), with highs reaching up to 25°C (78°F) and lows dropping to around -4°C (24°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 a duration of 10 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 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Athens

In Athens in October, humidity is 82%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers for your travels while keeping an umbrella handy for unexpected drizzles.

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 82%, 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 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.

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	-8°C (18°F)	87 mm (3.4 inches)	88%	low
February Weather	-7°C (21°F)	83 mm (3.3 inches)	88%	moderate
March Weather	-2°C (28°F)	74 mm (2.9 inches)	85%	moderate
April Weather	5°C (41°F)	125 mm (4.9 inches)	81%	very high
May Weather	12°C (54°F)	91 mm (3.6 inches)	76%	very high
June Weather	17°C (63°F)	87 mm (3.4 inches)	74%	very high
July Weather	20°C (69°F)	104 mm (4.1 inches)	74%	very high
August Weather	20°C (67°F)	79 mm (3.1 inches)	74%	very high
September Weather	15°C (60°F)	73 mm (2.9 inches)	77%	high
October Weather	9°C (48°F)	131 mm (5.2 inches)	82%	moderate
November Weather	1°C (34°F)	112 mm (4.4 inches)	85%	moderate
December Weather	-5°C (23°F)	120 mm (4.7 inches)	84%	low