May Weather in Athens, United States

Last updated: June 24, 2025

In Athens, United States, the average temperature in May hovers around 22°C (72°F), creating a pleasant climate for outdoor activities. However, be prepared for fluctuations, as temperatures can dip to a cool 7°C (44°F) or soar up to a scorching 33°C (91°F). With 102 mm (4.0 in) of precipitation spread over 10 days, and an average humidity level of 83%, it's wise to pack for both sun and occasional rain. Enjoy the diverse weather while exploring all that this vibrant location has to offer!

May Temperature in Athens

In May in Athens, the average temperature is 22°C (72°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 7°C (44°F). This varied climate makes it an ideal time for outdoor explorations and enjoying both warm and cool activities.

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

The chart illustrates May 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, May typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (91°F) and lows dropping to around 7°C (44°F).

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

May Precipitation in Athens

In Athens in May, the total precipitation amount is 102 mm (4.0 in) falling over the course of 10 days.

May Precipitation Trends in Athens

The chart displays monthly precipitation patterns in Athens, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Athens, May typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Athens

In Athens in May humidity is 83%. With average temperature 22°C (72°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities challenging and prompting travelers to seek shade or frequent stops for hydration.

May Average Humidity in Athens

This chart illustrates the average monthly humidity levels in Athens, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Athens is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Athens

In Athens in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Athens.

Maximum UV Index Levels in Athens for May

The chart shows the monthly maximum UV Index (UVI) for Athens in May, 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 May, the maximum UV index in Athens typically reaches 11, which falls under the extreme exposure category.

Data source: Athens May 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 May 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 May’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 May’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