May Weather in Arcadia, United States

Last updated: June 24, 2025

In Arcadia, United States, the average temperature in May is a comfortable 21°C (71°F). However, be prepared for a range that can dip to a chilly 4°C (39°F) and soar up to a scorching 37°C (98°F). Expect about 126 mm (5.0 in) of precipitation over 11 days, contributing to an average humidity of 83%. Embrace the climate, and enjoy your time!

May Temperature in Arcadia

In May in Arcadia, the average temperature is 21°C (71°F). Maximums can reach 37°C (98°F), while minimums can drop as low as 4°C (39°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates May temperature patterns in Arcadia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arcadia, May typically has an average temperature of 21°C (71°F), with highs reaching up to 37°C (98°F) and lows dropping to around 4°C (39°F).

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

May Precipitation in Arcadia

In Arcadia in May, the total precipitation amount is 126 mm (5.0 in) spread over 11 days.

May Precipitation Trends in Arcadia

The chart displays monthly precipitation patterns in Arcadia, 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 Arcadia, May typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 11 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Arcadia

In Arcadia in May humidity is 83%. With an average temperature of 21°C (71°F), this humidity feels like walking through a warm mist, making travel both refreshing and slightly uncomfortable as the air clings to your skin and you find yourself needing to take frequent breaks to hydrate.

May Average Humidity in Arcadia

This chart illustrates the average monthly humidity levels in Arcadia, 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 Arcadia 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 Arcadia

In Arcadia 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 Arcadia.

Maximum UV Index Levels in Arcadia for May

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

Data source: Arcadia 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 Arcadia Compares to Other Months

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

This table compares monthly weather conditions in Arcadia, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (44°F)	90 mm (3.6 inches)	86%	moderate
February Weather	9°C (49°F)	127 mm (5.0 inches)	85%	high
March Weather	12°C (54°F)	96 mm (3.8 inches)	84%	very high
April Weather	16°C (62°F)	121 mm (4.8 inches)	82%	very high
May Weather	21°C (71°F)	126 mm (5.0 inches)	83%	extreme
June Weather	25°C (77°F)	77 mm (3.0 inches)	82%	extreme
July Weather	27°C (81°F)	87 mm (3.4 inches)	80%	extreme
August Weather	26°C (79°F)	106 mm (4.2 inches)	74%	very high
September Weather	23°C (75°F)	138 mm (5.4 inches)	75%	very high
October Weather	18°C (65°F)	114 mm (4.5 inches)	79%	very high
November Weather	10°C (51°F)	93 mm (3.6 inches)	87%	high
December Weather	8°C (47°F)	120 mm (4.7 inches)	87%	moderate