March weather forecastFlagstaff, AZ

March
Weather in March
March in Flagstaff witnesses a significant shift in weather patterns. There is an upswing in average high temperature, reaching up to 53.8°F (12.1°C). The snowfall also records a substantial decrease from the previous month. Consequently, March paves the path for an imminent spring, making temperature changes noticeable. The UV index grows, signaling longer daylight hours and brighter sunshine. Despite being a winter month, spring's slight touch starts to become noticeable in March.Temperature
March's arrival brings a slight change in high-temperatures, adjusting from a frosty 45.5°F (7.5°C) in February to a cool 53.8°F (12.1°C). Flagstaff experiences a mean temperature of 32.7°F (0.4°C) during March nights.Humidity
In March, the average relative humidity in Flagstaff is 47%.Rainfall
In Flagstaff, in March, it is raining for 5.3 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, in Flagstaff, there are 74.8 rainfall days, and 12.56" (319mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In March, it is snowing for 4.2 days. Throughout March, 4.09" (104mm) of snow is accumulated. Throughout the year, in Flagstaff, Arizona, there are 30.6 snowfall days, and 28.66" (728mm) of snow is accumulated.Daylight
The average length of the day in March is 12h and 0min.On the first day of March, sunrise is at 6:54 am and sunset at 6:22 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:47 pm MST.
Sunshine
The average sunshine in March is 9.1h.UV index
In Flagstaff, the average daily maximum UV index in March is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in March converts into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Flagstaff, AZ
- Average high temperature in March: 53.8°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The months with the lowest average high temperature are January and December (42.6°F).
- Average low temperature in March: 32.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (24.8°F).
Average pressure in March
Flagstaff, AZ
- Average pressure in March: 29.99"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in March
Flagstaff, AZ
- Average wind speed in March: 8.4mph
The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in March
Flagstaff, AZ
- Average humidity in March: 47%
The month with the highest relative humidity is January (66%).
The month with the lowest relative humidity is June (24%).
Average rainfall in March
Flagstaff, AZ
- Average rainfall in March: 0.91"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in March
Flagstaff, AZ
- Average rainfall days in March: 5.3 days
The month with the highest number of rainy days is July (16.2 days).
The months with the least rainy days are February and November (2.5 days).
Average snowfall in March
Flagstaff, AZ
- Average snowfall in March: 4.09"
The month with the highest snowfall is December (7.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in March
Flagstaff, AZ
- Average snowfall days in March: 4.2 days
The month with the highest number of snowfall days is December (7.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in March /
Average sunshine in March
Flagstaff, AZ
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in March: 9h and 6min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in March
Flagstaff, AZ
- Average sunshine days in March: 22.9 days
The month with the most sunshine days is June (25.8 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in March
Flagstaff, AZ
- Average UV index in March: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in March
Flagstaff, AZ
- Average cloud cover in March: 19
The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 7).
Average visibility in March
Flagstaff, AZ
- Average visibility in March: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





