Flagstaff
Arizona, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Flagstaff, AZ

A close-up of the brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street
A close-up of the brown iconic clock tower in the city of Flagstaff, Arizona, with the street signs of Birch Avenue and San Francisco Street
The first month of the spring, March, is a fresh month in Flagstaff, Arizona, with average temperature fluctuating between 50.4°F (10.2°C) and 23.5°F (-4.7°C).

Temperature

In Flagstaff, Arizona, the average high-temperature slightly increases, from a frosty 44.8°F (7.1°C) in February, to a cool 50.4°F (10.2°C). The average low-temperature, in March, is 23.5°F (-4.7°C).

Humidity

The average relative humidity in Flagstaff is 54.9%.

Rainfall

In March, the rain falls for 8.2 days. Throughout March, 2.1" (53.8mm) of precipitation is accumulated. In Flagstaff, during the entire year, the rain falls for 87.7 days and collects up to 21.9" (555.3mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Flagstaff, Arizona, during March, snow falls for 6.6 days and regularly aggregates up to 20.7" (525.8mm) of snow. Throughout the year, in Flagstaff, there are 34.9 snowfall days, and 101.7" (2583.3mm) of snow is accumulated.

Daylight

In Flagstaff, the average length of the day is 12h.

Sunshine

The average sunshine in Flagstaff is 9.2h.

UV index

The average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in March in Flagstaff?

The average high-temperature, in March, in Flagstaff, Arizona, is 50.4°F (10.2°C), while the average low-temperature is 23.5°F (-4.7°C).

What is the average humidity in March in Flagstaff?

In Flagstaff, the average relative humidity in March is 54.9%.

How much does it rain in Flagstaff in March?

In March, the rain falls for 8.2 days. Throughout March, 2.1" (53.8mm) of precipitation is accumulated.

How much does it snow in Flagstaff in March?

In March, in Flagstaff, Arizona, it is snowing for 6.6 days. Throughout March, 20.7" (525.8mm) of snow is accumulated.

How many hours of daylight does Flagstaff have in March?

In March, the average length of the day in Flagstaff is 12h.

How long on average sun shines in March in Flagstaff?

In March, the average sunshine in Flagstaff is 9.2h.

What is the UV index reading in March in Flagstaff?

In Flagstaff, the average daily maximum UV index in March is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in March - Flagstaff, AZ
  • Average high temperature in March: 50.4°F

The warmest month (with the highest average high temperature) is July (81.2°F).
Months with the lowest average high temperature are January and December (42.5°F).

  • Average low temperature in March: 23.6°F

The month with the highest average low temperature is July (50.9°F).
The coldest month (with the lowest average low temperature) is December (16.8°F).

Average humidity in March - Flagstaff, AZ
  • Average humidity in March: 54.9%

The month with the highest relative humidity is January (61.9%).
The month with the lowest relative humidity is June (33.6%).

Average rainfall in March - Flagstaff, AZ
  • Average rainfall in March: 2.1"

The wettest month (with the highest rainfall) is August (3.1").
The driest month (with the lowest rainfall) is June (0.4").

Average rainfall days in March - Flagstaff, AZ
  • Average rainfall days in March: 8.2 days

The month with the highest number of rainy days is August (14 days).
The month with the lowest number of rainy days is June (2.6 days).

Average snowfall in March - Flagstaff, AZ
  • Average snowfall in March: 20.7"

The month with the highest snowfall is January (23.2").
Months with the lowest snowfall are June, July, August and September (0").

Average snowfall days in March - Flagstaff, AZ
  • Average snowfall days in March: 6.6 days

The month with the highest number of snowfall days is January (7.5 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in March / Average sunshine in March - Flagstaff, AZ
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in March: 9.2h

The month with most sunshine is June (Average sunshine: 12.4h).
The month with least sunshine is December (Average sunshine: 7.1h).

Average UV index in March - Flagstaff, AZ
  • Average UV index in March: 6

The month with the highest UV index is July (UV index 12).
Months with the lowest UV index are January and December (UV index 3).