May Weather in Addison, United States

Last updated: June 24, 2025

In Addison, United States, the average temperature in May hovers around 9°C (49°F), with a minimum of 3°C (37°F) and a maximum reaching 20°C (69°F). Expect 107 mm (4.2 in) of precipitation spread over about 12 days, contributing to a relatively high average humidity of 76%. Plan your activities accordingly!

May Temperature in Addison

In May in Addison, the average temperature is 9°C (49°F). Maximums can reach 20°C (69°F), while minimums can drop as low as 3°C (37°F). This mild weather makes Addison an ideal destination for travelers looking to enjoy comfortable outdoor activities.

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

The chart illustrates May temperature patterns in Addison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Addison, May typically has an average temperature of 9°C (49°F), with highs reaching up to 20°C (69°F) and lows dropping to around 3°C (37°F).

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

May Precipitation in Addison

In Addison in May, the precipitation amount is 107 mm (4.2 in) spread over 12 days.

May Precipitation Trends in Addison

The chart displays monthly precipitation patterns in Addison, 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 Addison, May typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 12 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 Addison

In Addison in May, humidity is 76%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making outdoor adventures a bit uncomfortable as the dampness seeps into your clothes and lingers in the air, often leading to a sense of coolness that can be refreshing but also dampens the joy of exploration.

May Average Humidity in Addison

This chart illustrates the average monthly humidity levels in Addison, 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 Addison is approximately 76%, 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 Addison

In Addison in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Addison.

Maximum UV Index Levels in Addison for May

The chart shows the monthly maximum UV Index (UVI) for Addison 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 Addison typically reaches 9, which falls under the very high exposure category.

Data source: Addison 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 Addison Compares to Other Months

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

This table compares monthly weather conditions in Addison, 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 (28°F)	107 mm (4.2 inches)	88%	low
February Weather	-2°C (28°F)	103 mm (4.1 inches)	88%	moderate
March Weather	0°C (33°F)	82 mm (3.2 inches)	85%	moderate
April Weather	5°C (42°F)	137 mm (5.4 inches)	81%	high
May Weather	9°C (49°F)	107 mm (4.2 inches)	76%	very high
June Weather	14°C (57°F)	98 mm (3.9 inches)	74%	very high
July Weather	17°C (63°F)	80 mm (3.1 inches)	74%	very high
August Weather	18°C (64°F)	79 mm (3.1 inches)	74%	very high
September Weather	15°C (60°F)	99 mm (3.9 inches)	77%	high
October Weather	12°C (53°F)	115 mm (4.5 inches)	82%	moderate
November Weather	6°C (43°F)	141 mm (5.6 inches)	85%	moderate
December Weather	0°C (33°F)	143 mm (5.6 inches)	84%	low