October Weather in Athens, United States

Last updated: June 24, 2025

In October, the average temperature in Athens, United States is a comfortable 19°C (66°F), with extremes ranging from a chilly 3°C (38°F) to a warm 35°C (94°F). You'll want to be prepared for some rain, as 112 mm (4.4 in) of precipitation is expected over 9 days. With an average humidity of 74%, the air can feel quite muggy, so plan accordingly!

October Temperature in Athens

In October in Athens, the average temperature is 19°C (66°F). The maximum can reach 35°C (94°F) and the minimum can be as low as 3°C (38°F). It's essential to pack for a variety of weather conditions while traveling, as temperatures can vary significantly throughout the day.

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 19°C (66°F), with highs reaching up to 35°C (94°F) and lows dropping to around 3°C (38°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 total precipitation amount is 112 mm (4.4 in), occurring over a span 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 112 mm (4.4 inches) of precipitation spread over approximately 9 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 74%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making it ideal for leisurely outdoor exploration but potentially heavy for those not accustomed to tropical conditions.

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 74%, 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 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.

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	7°C (44°F)	113 mm (4.5 inches)	87%	moderate
February Weather	9°C (49°F)	177 mm (7.0 inches)	87%	high
March Weather	13°C (56°F)	183 mm (7.2 inches)	85%	very high
April Weather	17°C (62°F)	144 mm (5.7 inches)	82%	very high
May Weather	22°C (72°F)	102 mm (4.0 inches)	83%	extreme
June Weather	25°C (78°F)	132 mm (5.2 inches)	82%	extreme
July Weather	27°C (81°F)	106 mm (4.2 inches)	78%	extreme
August Weather	27°C (80°F)	115 mm (4.5 inches)	67%	very high
September Weather	24°C (76°F)	107 mm (4.2 inches)	64%	very high
October Weather	19°C (66°F)	112 mm (4.4 inches)	74%	high
November Weather	11°C (52°F)	75 mm (3.0 inches)	87%	moderate
December Weather	9°C (48°F)	147 mm (5.8 inches)	88%	moderate