May Weather in Fort Irwin, United States

Last updated: June 24, 2025

In May, the average temperature in Fort Irwin, United States hovers around 22°C (72°F). Expect a minimum of 5°C (42°F) and a potential maximum reaching 39°C (103°F). During this time, precipitation amounts to approximately 4 mm (0.2 in) spread over 1 day, while the average humidity sits comfortably at 45%.

May Temperature in Fort Irwin

In May in Fort Irwin, the average temperature is 22°C (72°F). The maximum can reach 39°C (103°F) and the minimum can be as low as 5°C (42°F). Be prepared for a wide range of temperatures when traveling to Fort Irwin during this time.

May Weather in Fort Irwin: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Fort Irwin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Irwin, May typically has an average temperature of 22°C (72°F), with highs reaching up to 39°C (103°F) and lows dropping to around 5°C (42°F).

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

May Precipitation in Fort Irwin

In Fort Irwin in May, the precipitation amount is 4 mm (0.2 in) during 1 day.

May Precipitation Trends in Fort Irwin

The chart displays monthly precipitation patterns in Fort Irwin, 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 Fort Irwin, May typically receives around 4 mm (0.2 inches) of precipitation spread over approximately 1 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 Fort Irwin

In Fort Irwin in May humidity is 45%. With an average temperature of 22°C (72°F), this humidity feels like a comfortable embrace, making it pleasant for traveling as you can enjoy outdoor activities without the oppressive heaviness of high moisture in the air.

May Average Humidity in Fort Irwin

This chart illustrates the average monthly humidity levels in Fort Irwin, 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 Fort Irwin 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 Fort Irwin

In Fort Irwin 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 Fort Irwin.

Maximum UV Index Levels in Fort Irwin for May

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

Data source: Fort Irwin 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 Fort Irwin Compares to Other Months

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

This table compares monthly weather conditions in Fort Irwin, 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)	22 mm (0.9 inches)	76%	moderate
February Weather	10°C (51°F)	15 mm (0.6 inches)	80%	high
March Weather	13°C (57°F)	17 mm (0.7 inches)	69%	very high
April Weather	18°C (65°F)	12 mm (0.5 inches)	57%	very high
May Weather	22°C (72°F)	4 mm (0.2 inches)	45%	extreme
June Weather	28°C (83°F)	1 mm (0.0 inches)	34%	extreme
July Weather	32°C (89°F)	3 mm (0.1 inches)	29%	extreme
August Weather	31°C (88°F)	1 mm (0.0 inches)	28%	extreme
September Weather	27°C (80°F)	1 mm (0.0 inches)	41%	very high
October Weather	19°C (67°F)	3 mm (0.1 inches)	54%	high
November Weather	13°C (56°F)	6 mm (0.2 inches)	68%	moderate
December Weather	8°C (46°F)	18 mm (0.7 inches)	75%	moderate