Historical Climate Data

Snowfall Summary
Station: 479046 WEST ALLIS, WI

1971-2000 Averages

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Snow(in) 9.8 7.6 5.2 2.4 0.0 0.0 0.0 0.0 0.0 0.0 1.8 10.7 37.5

Snowfall Extremes
Period of Record: 1951-2001

Month High (in) Year 1-Day
Max (in)		 Date
JAN 23.8 1985 13.5 01-04-1982
FEB 32.5 1974 13.6 02-06-1974
MAR 20.5 1952 13.0 03-08-1961
APR 22.9 1973 11.7 04-10-1973
MAY 0.0 - - -
JUN 0.0 - - -
JUL 0.0 - - -
AUG 0.0 - - -
SEP 0.0 - - -
OCT 0.8 2000 0.8 10-08-2000
NOV 11.5 1978 4.8 11-30-1954
DEC 46.8 2000 10.2 12-30-2000
Season (Jul-Jun) 60.2 1973-1974 13.6 02-06-1974

Snowfall Threshold Climatology
Derived from 1971-2000 Averages


*Annual/seasonal totals may differ from the sum of the monthly totals due to rounding.

Month # Days
Total ≥ 0.1"		 # Days
Total ≥ 1.0"		 # Days
Total ≥ 2.0"		 # Days
Total ≥ 5.0"
JAN 5.9 3.2 1.8 0.3
FEB 4.4 2.4 1.3 0.3
MAR 3.0 1.7 1.1 0.2
APR 0.5 0.4 0.2 0.2
MAY 0.0 0.0 0.0 0.0
JUN 0.0 0.0 0.0 0.0
JUL 0.0 0.0 0.0 0.0
AUG 0.0 0.0 0.0 0.0
SEP 0.0 0.0 0.0 0.0
OCT 0.1 0.0 0.0 0.0
NOV 1.6 0.8 0.4 0.0
DEC 6.0 3.6 2.3 0.4
Annual 15.1 8.4 4.9 1.1