Historical Climate Data

Snowfall Summary
Station: 478919 WATERTOWN, WI

1971-2000 Averages

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Snow(in) 12.7 7.6 5.1 1.8 0.2 0.0 0.0 0.0 0.0 0.1 3.0 9.1 39.6

Snowfall Extremes
Period of Record: 1896-2001

Month High (in) Year 1-Day
Max (in)		 Date
JAN 50.4 1979 20.0 01-01-1935
FEB 23.3 1962 8.0 02-13-1994
MAR 32.4 1959 14.0 03-15-1959
APR 11.7 1973 7.0 04-10-1973
MAY 4.5 1940 3.8 05-01-1940
JUN 0.0 - - -
JUL 0.0 - - -
AUG 0.0 - - -
SEP 0.5 1942 0.5 09-26-1942
OCT 4.8 1925 3.5 10-23-1929
NOV 14.0 1940 8.0 11-28-1995
DEC 23.3 1950 13.5 12-11-1970
Season (Jul-Jun) 91.5 1978-1979 20.0 01-01-1935

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 7.1 4.0 2.3 0.6
FEB 5.2 2.9 1.2 0.3
MAR 3.4 1.8 0.9 0.2
APR 0.9 0.5 0.5 0.1
MAY 0.1 0.1 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 0.1 0.0 0.0
NOV 2.2 1.1 0.5 0.0
DEC 6.2 3.3 1.7 0.1
Annual 25.2 13.6 7.2 1.3