May Weather in Apache Junction, United States

Last updated: June 24, 2025

In Apache Junction, United States, the average temperature in May hovers around 26°C (78°F). You can expect a minimum of 10°C (51°F), while the maximum can soar up to 41°C (106°F). Precipitation is minimal, with an average of just 3 mm (0.1 in) over 0 days. The humidity levels are pleasantly low at 40%, making it a comfortable time to enjoy the outdoors!

May Temperature in Apache Junction

In May in Apache Junction, the average temperature is 26°C (78°F), with maximums reaching up to 41°C (106°F) and minimums dropping as low as 10°C (51°F). Be prepared for a wide range of temperatures when traveling during this month.

May Weather in Apache Junction: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Apache Junction, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Apache Junction, May typically has an average temperature of 26°C (78°F), with highs reaching up to 41°C (106°F) and lows dropping to around 10°C (51°F).

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

May Precipitation in Apache Junction

In Apache Junction in May, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

May Precipitation Trends in Apache Junction

The chart displays monthly precipitation patterns in Apache Junction, 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 Apache Junction, May typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 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 Apache Junction

In Apache Junction in May humidity is 40%. With an average temperature of 26°C (78°F), this humidity feels like a comfortable and pleasant atmosphere for traveling, allowing you to enjoy outdoor activities without feeling overheated or sticky.

May Average Humidity in Apache Junction

This chart illustrates the average monthly humidity levels in Apache Junction, 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 Apache Junction is approximately 40%, 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 Apache Junction

In Apache Junction 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 Apache Junction.

Maximum UV Index Levels in Apache Junction for May

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

Data source: Apache Junction 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 Apache Junction Compares to Other Months

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

This table compares monthly weather conditions in Apache Junction, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (51°F)	43 mm (1.7 inches)	76%	moderate
February Weather	12°C (54°F)	54 mm (2.1 inches)	79%	high
March Weather	16°C (61°F)	36 mm (1.4 inches)	67%	very high
April Weather	21°C (71°F)	3 mm (0.1 inches)	55%	very high
May Weather	26°C (78°F)	3 mm (0.1 inches)	40%	extreme
June Weather	32°C (89°F)	3 mm (0.1 inches)	33%	extreme
July Weather	33°C (91°F)	52 mm (2.1 inches)	34%	extreme
August Weather	32°C (90°F)	33 mm (1.3 inches)	48%	extreme
September Weather	29°C (85°F)	28 mm (1.1 inches)	64%	very high
October Weather	22°C (72°F)	26 mm (1.0 inches)	67%	very high
November Weather	17°C (63°F)	26 mm (1.0 inches)	77%	moderate
December Weather	11°C (52°F)	35 mm (1.4 inches)	82%	moderate