May Weather in Attica, United States

Last updated: June 24, 2025

In May, the average temperature in Attica, United States is a pleasant 18°C (64°F). However, prepare for a range of conditions: temperatures can dip as low as -1°C (31°F) or soar up to 34°C (94°F). With an average humidity of 81% and 151 mm (5.9 in) of precipitation spread over 14 days, it's wise to expect both warmth and occasional rain.

May Temperature in Attica

In May in Attica, the average temperature is 18°C (64°F), with maximums reaching 34°C (94°F) and minimums dropping as low as -1°C (31°F). This variety in temperatures makes it essential for travelers to pack accordingly for both warm and cool conditions.

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

The chart illustrates May temperature patterns in Attica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Attica, May typically has an average temperature of 18°C (64°F), with highs reaching up to 34°C (94°F) and lows dropping to around -1°C (31°F).

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

May Precipitation in Attica

In Attica in May, the total precipitation amount is 151 mm (5.9 in) spread over 14 days.

May Precipitation Trends in Attica

The chart displays monthly precipitation patterns in Attica, 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 Attica, May typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 14 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 Attica

In Attica in May, humidity is 81%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making travel both refreshing and slightly stifling at the same time.

May Average Humidity in Attica

This chart illustrates the average monthly humidity levels in Attica, 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 Attica is approximately 81%, 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 Attica

In Attica in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Attica.

Maximum UV Index Levels in Attica for May

The chart shows the monthly maximum UV Index (UVI) for Attica 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 Attica typically reaches 10, which falls under the very high exposure category.

Data source: Attica 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 Attica Compares to Other Months

Weather in Attica varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Attica, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Attica, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	76 mm (3.0 inches)	85%	moderate
February Weather	0°C (32°F)	77 mm (3.1 inches)	85%	moderate
March Weather	6°C (42°F)	112 mm (4.4 inches)	86%	high
April Weather	11°C (52°F)	104 mm (4.1 inches)	87%	very high
May Weather	18°C (64°F)	151 mm (5.9 inches)	81%	very high
June Weather	23°C (74°F)	103 mm (4.0 inches)	82%	extreme
July Weather	25°C (77°F)	93 mm (3.7 inches)	81%	very high
August Weather	23°C (74°F)	106 mm (4.2 inches)	79%	very high
September Weather	21°C (70°F)	67 mm (2.6 inches)	78%	very high
October Weather	14°C (58°F)	116 mm (4.6 inches)	81%	high
November Weather	5°C (42°F)	76 mm (3.0 inches)	89%	moderate
December Weather	2°C (36°F)	61 mm (2.4 inches)	86%	low