Weather Statistics
Excessive Snowstorm Statistics in Flagstaff
An excessive snowstorm has been defined as a period of time where measureable snowfall occurs on consecutive days, leading to 25 inches or greater accumulation by the time the snowfall ends.
(Data collected 1899-1997 only top 5 displayed)
| Days |
Period |
Total Snow |
Highest Daily Total |
| 8 |
Dec.13-Dec.20, 1967 |
84.6" |
26.8" |
| 3 |
Dec. 29-Dec.31, 1915 |
54.0" |
31.0" |
| 9 |
Jan.9-Jan.17, 1949 |
48.4" |
15.1" |
| 4 |
Feb. 1-Feb.4, 1901 |
47.4" |
24.0" |
| 4 |
Jan.22-Jan.25, 1949 |
43.5" |
19.9" |
Flagstaff's Snowiest Seasons
Below are the top five seasons for the most snow accumulation in Flagstaff.
Flagstaff's average annual snowfall is 108.8". (Based on record period 1961-1998)
| 1. |
1972-1973 |
210.0" |
| 2. |
1979-1980 |
177.1" |
| 3. |
1948-1949 |
167.0" |
| 4. |
1964-1965 |
166.7" |
| 5. |
1991-1992 |
158.9" |
Flagstaff's Wettest Years
Below are the top five years for precipitation accumulation in Flagstaff.
The average yearly precipitation for the area is 22.80".
| 1. |
1965 |
36.59" |
| 2. |
1993 |
35.60" |
| 3. |
1992 |
34.71" |
| 4. |
1905 |
34.53" |
| 5. |
1986 |
32.39" |
