Historical Climate Data

Precipitation Summary
Station: 470645 BEAVER DAM, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 1.34 1.23 2.23 3.39 3.19 4.03 4.30 3.79 3.65 2.52 2.30 1.65 33.62

Precipitation Extremes
Period of Record: 1948-2001

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 3.28 1999 0.10 1981 1.35 01-20-1988
FEB 3.18 1971 0.01 1995 1.64 02-22-1981
MAR 6.59 1998 0.17 1981 3.46 03-31-1998
APR 7.57 1999 0.84 1997 2.35 04-23-1999
MAY 7.02 1978 0.50 1981 3.82 05-13-1978
JUN 8.24 1990 0.62 1987 3.27 06-17-1996
JUL 8.45 1993 0.83 1975 3.95 07-25-1985
AUG 9.76 1995 0.45 1969 3.14 08-07-1980
SEP 15.05 1986 0.23 1979 4.41 09-22-1986
OCT 6.11 1995 0.23 1964 3.00 10-06-1995
NOV 6.11 1985 0.11 1976 2.00 11-01-1985
DEC 3.95 1971 0.15 1960 1.46 12-15-1971
 
Annual 44.48 1986 17.29 1955 4.41 09-22-1986
Winter 6.94 1974 0.76 1955 1.64 02-22-1981
Spring 16.05 1973 3.60 1958 3.82 05-13-1978
Summer 18.10 1997 4.65 1970 3.95 07-25-1985
Fall 17.73 1986 1.98 1976 4.41 09-22-1986

Precipitation 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 ≥ 0.01"		 # Days
Total ≥ 0.10"		 # Days
Total ≥ 0.50"		 # Days
Total ≥ 1.00"
JAN 8.9 4.4 0.6 0.0
FEB 6.8 3.6 0.6 0.1
MAR 9.7 5.4 1.4 0.2
APR 11.1 6.7 2.4 0.7
MAY 10.8 6.7 2.1 0.5
JUN 10.0 6.8 2.7 1.2
JUL 10.8 7.1 3.0 1.2
AUG 9.7 6.9 2.6 1.1
SEP 9.5 5.8 2.3 0.9
OCT 9.4 5.8 1.6 0.2
NOV 9.5 5.4 1.5 0.3
DEC 10.0 4.5 0.8 0.2
 
Annual 116.2 69.2 21.6 6.8
Winter 25.7 12.6 2.0 0.3
Spring 31.6 18.7 5.9 1.5
Summer 30.5 20.8 8.3 3.5
Fall 28.4 17.1 5.4 1.5