May weather forecast
Death Valley National Park, CA

May in Death Valley National Park is best described by two words, hot and dry. Daytime temperature peaks significantly, hitting a high of around 100.5°F (38.1°C), demonstrating the park's transition into summer. The UV index also rises to reach a high level of 9. As a result, sun protection becomes increasingly vital for anyone spending prolonged periods outdoors. Meanwhile, the probability of rainfall hits a yearly low, underlining the desert-like nature of the weather during this month.

Temperature

The shift from April to May in Death Valley National Park sees an increase in the average high-temperature, transitioning from a tropical 90.5°F (32.5°C) to a fiery hot 100.6°F (38.1°C). Death Valley National Park, amid May nights, sees a noteworthy disparity from daily highs with an average temperature of 72.7°F (22.6°C).

Rainfall

May is the month with the least rainfall. Rain falls for 1 days and accumulates 0.04" (1mm) of precipitation.

Daylight

In Death Valley National Park, the average length of the day in May is 14h and 8min.
On the first day of the month, sunrise is at 5:53 am and sunset at 7:36 pm. On the last day of May, sunrise is at 5:31 am and sunset at 8:00 pm PDT.

Sunshine

In May, the average sunshine is 12h.

UV index

In May, the average daily maximum UV index is 9. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 9 in May leads to these recommendations:
Always be cautious. Skin and eyes can be affected swiftly without protection. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Sunscreen with an SPF of 30 or higher should be applied generously and frequently reapplied even on cloudy days, especially after each swim or outdoor workout.