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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"

 

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