Historical Climate Data

Precipitation Summary
Station: 471676 CLINTONVILLE SEWAGE PLA, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 1.28 0.98 2.11 2.63 3.48 3.62 4.08 4.15 3.61 2.39 2.28 1.43 32.04

Precipitation Extremes
Period of Record: 1948-2001

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 3.73 1967 0.10 1981 1.55 01-25-1967
FEB 3.54 1953 0.05 1964 1.25 02-24-1977
MAR 5.11 1977 0.14 1960 2.30 03-07-1973
APR 5.37 1953 0.59 1989 2.34 04-04-1981
MAY 9.37 1970 0.92 1988 3.72 05-31-1970
JUN 10.31 1993 0.87 1959 2.86 06-09-1993
JUL 8.64 1993 1.09 1981 3.01 07-28-1953
AUG 9.44 1995 0.57 1970 3.45 08-10-1958
SEP 9.26 1965 0.39 1976 3.45 09-19-1965
OCT 5.84 1995 0.00 1952 2.62 10-31-1960
NOV 5.39 1985 0.00 1976 2.50 11-01-1984
DEC 3.66 1968 0.14 1960 1.52 12-08-1950
 
Annual 40.07 1984 19.93 1976 3.72 05-31-1970
Winter 6.99 1967 1.33 1964 1.55 01-25-1967
Spring 17.52 1973 4.93 1958 3.72 05-31-1970
Summer 22.42 1993 4.26 1970 3.45 08-10-1958
Fall 13.27 1965 1.17 1976 3.45 09-19-1965

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 4.2 0.5 0.1
FEB 6.5 3.1 0.4 0.0
MAR 8.2 5.0 1.3 0.3
APR 9.7 6.3 1.7 0.4
MAY 9.7 6.7 2.3 0.8
JUN 10.0 6.9 2.4 0.8
JUL 10.1 6.9 2.7 1.2
AUG 10.3 7.4 2.9 1.1
SEP 10.3 6.7 2.5 0.8
OCT 8.2 5.2 1.7 0.6
NOV 8.4 4.9 1.4 0.5
DEC 8.6 4.6 0.6 0.1
 
Annual 108.9 67.9 20.5 6.8
Winter 24.0 11.9 1.5 0.2
Spring 27.6 18.0 5.4 1.5
Summer 30.4 21.2 8.1 3.1
Fall 26.9 16.8 5.6 1.9