Historical Climate Data

Precipitation Summary
Station: 473453 HARTFORD SEWAGE PLANT, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 1.31 1.07 1.93 3.02 3.07 3.82 4.13 4.15 3.61 2.62 2.22 1.57 32.52

Precipitation Extremes
Period of Record: 1896-2001

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 3.26 1999 0.16 1981 1.30 01-03-1897
FEB 3.10 1997 0.02 1995 1.80 02-21-1997
MAR 5.32 1976 0.21 2001 2.10 03-31-1998
APR 6.81 1993 0.54 1898 2.25 04-23-1999
MAY 7.05 2000 0.59 1992 2.73 05-18-2000
JUN 10.46 1996 0.87 1992 3.80 06-17-1996
JUL 9.42 1999 1.16 1971 3.95 07-21-1999
AUG 8.52 1995 0.28 1969 3.96 08-17-1983
SEP 12.63 1965 0.38 1979 5.20 09-10-1986
OCT 5.56 1991 0.16 1975 3.20 10-03-1954
NOV 6.72 1985 0.24 1976 1.96 11-01-1985
DEC 3.60 1971 0.21 1976 1.54 12-15-1971
 
Annual 41.48 1965 21.06 1962 5.20 09-10-1986
Winter 6.97 1971 1.03 1961 1.80 02-21-1997
Spring 12.80 1973 3.64 1994 2.73 05-18-2000
Summer 18.13 1954 5.39 1973 3.96 08-17-1983
Fall 18.10 1985 2.70 1949 5.20 09-10-1986

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 8.3 4.3 0.5 0.0
FEB 6.3 3.0 0.5 0.1
MAR 8.2 5.0 1.3 0.2
APR 9.6 6.6 2.1 0.5
MAY 9.6 6.4 2.1 0.5
JUN 9.6 6.6 2.3 1.1
JUL 9.3 6.7 3.1 1.2
AUG 9.7 7.0 2.8 1.0
SEP 8.8 6.3 2.5 0.9
OCT 8.8 5.6 1.9 0.5
NOV 8.8 5.3 1.4 0.4
DEC 8.0 4.5 0.7 0.2
 
Annual 104.9 67.3 21.1 6.7
Winter 22.6 11.8 1.7 0.4
Spring 27.5 18.0 5.5 1.2
Summer 28.6 20.3 8.1 3.4
Fall 26.3 17.2 5.8 1.7