May Weather in Victorville, United States

Last updated: June 24, 2025

In May, the average temperature in Victorville, United States hovers around 19°C (67°F), with a minimum dipping to 3°C (38°F) and a maximum soaring up to 37°C (99°F). Expect light rain with a precipitation amount of about 7 mm (0.3 in) over 2 days, and enjoy relatively dry conditions with an average humidity of 45%.

May Temperature in Victorville

In May in Victorville, the average temperature is 19°C (67°F). The maximum can reach 37°C (99°F) and the minimum can be as low as 3°C (38°F). This makes Victorville an excellent destination for travelers seeking a mix of warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Victorville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Victorville, May typically has an average temperature of 19°C (67°F), with highs reaching up to 37°C (99°F) and lows dropping to around 3°C (38°F).

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

May Precipitation in Victorville

In Victorville in May, the precipitation amount is 7 mm (0.3 in) over a period of 2 days.

May Precipitation Trends in Victorville

The chart displays monthly precipitation patterns in Victorville, 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 Victorville, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 2 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 Victorville

In Victorville in May, humidity is 45%. With an average temperature of 19°C (67°F), this humidity feels like a comfortable embrace, making it pleasant for traveling and exploring the beautiful surroundings without feeling overly warm or sticky.

May Average Humidity in Victorville

This chart illustrates the average monthly humidity levels in Victorville, 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 Victorville is approximately 45%, 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 Victorville

In Victorville 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 Victorville.

Maximum UV Index Levels in Victorville for May

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

Data source: Victorville 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 Victorville Compares to Other Months

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

This table compares monthly weather conditions in Victorville, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	35 mm (1.4 inches)	76%	moderate
February Weather	10°C (49°F)	40 mm (1.6 inches)	80%	high
March Weather	12°C (53°F)	40 mm (1.6 inches)	69%	very high
April Weather	16°C (61°F)	17 mm (0.7 inches)	57%	extreme
May Weather	19°C (67°F)	7 mm (0.3 inches)	45%	extreme
June Weather	25°C (77°F)	2 mm (0.1 inches)	34%	extreme
July Weather	28°C (83°F)	6 mm (0.2 inches)	29%	extreme
August Weather	28°C (82°F)	6 mm (0.2 inches)	28%	extreme
September Weather	25°C (76°F)	2 mm (0.1 inches)	41%	very high
October Weather	18°C (65°F)	5 mm (0.2 inches)	54%	very high
November Weather	13°C (56°F)	13 mm (0.5 inches)	68%	moderate
December Weather	8°C (47°F)	44 mm (1.7 inches)	75%	moderate