March weather forecast
Grand Canyon National Park, AZ

March marks the onset of warmer weather in Grand Canyon National Park. With a further increase in temperature ranging up to 71°F (21.7°C), this month offers a mix of mild and warm days. A respite from heavy precipitation, the rainfall averages to 0.9" (23mm). This is an ideal time for outdoor activities with intensified UV index indicating abundant sunshine. As spring starts to bloom, it brings longer days and increased daylight hours.

Temperature

The commencement of March sees a shift in the average high-temperature, moving from a refreshing 62.1°F (16.7°C) in February to a pleasant 71.1°F (21.7°C). Grand Canyon National Park receives a consistent average low-temperature of 45°F (7.2°C) in March, a substantial dip from the day's heat.

Rainfall

In March, in Grand Canyon National Park, the rain falls for 4 days. Throughout March, 0.87" (22mm) of precipitation is accumulated. Throughout the year, in Grand Canyon National Park, there are 33 rainfall days, and 9.69" (246mm) of precipitation is accumulated.

Snowfall

In Grand Canyon National Park, snow does not fall in February through November.

Daylight

In Grand Canyon National Park, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:57 am and sunset at 6:23 pm. On the last day of March, in Grand Canyon National Park, sunrise is at 6:14 am and sunset at 6:49 pm MST.

Sunshine

In Grand Canyon National Park, the average sunshine in March is 9h.

UV index

In March, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in March interprets into the following recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.