Most Daily Snow in Flagstaff History

This is a list of the largest daily snowfall totals ever recorded in Flagstaff, Arizona history from 1893–2024.

What's the Most It Has Ever Snowed in Flagstaff?

According to NOAA records, the most snow that Flagstaff, Arizona has ever received in a single day is 35.9 inches which occurred on Thursday February 21, 2019.

Also see most snow over a two-day period.

Flagstaff Most Snow in One Day

Rank	Snowfall	Date
1	35.9 inches	February 21, 2019
2	28.0 inches	January 16, 1895
3	26.8 inches	December 13, 1967
4	26.0 inches	March 1, 1970
4	26.0 inches	March 9, 1893
6	24.0 inches	January 15, 1895
7	22.7 inches	December 19, 1967
8	21.2 inches	March 1, 2023
9	21.1 inches	February 24, 1987
10	20.1 inches	December 7, 2009
11	19.9 inches	February 5, 1976
12	19.6 inches	January 21, 2010
13	19.5 inches	March 18, 2012
14	19.3 inches	March 11, 1952
15	18.8 inches	January 4, 2005
16	18.4 inches	February 2, 1988
16	18.4 inches	November 12, 1985
18	18.1 inches	March 1, 1991
19	17.6 inches	March 16, 1986
20	17.5 inches	March 10, 1969