Historical Climate Data

Precipitation Summary
Station: 475164 MATHER 3 NW, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 1.11 0.84 2.03 3.18 3.48 4.25 4.65 4.62 3.83 2.33 2.38 1.31 34.01

Precipitation Extremes
Period of Record: 1903-2001

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 3.05 1929 0.00 1981 1.15 01-20-1988
FEB 3.71 1922 0.00 1958 1.56 02-22-1922
MAR 4.40 1977 0.00 1910 1.51 03-23-1966
APR 5.92 1973 0.58 1997 2.47 04-25-1994
MAY 7.74 1973 0.53 1934 3.30 05-25-1945
JUN 10.91 1925 0.30 1910 4.70 06-27-1986
JUL 15.84 1999 0.03 1937 4.22 07-09-1999
AUG 13.79 1980 0.14 1969 5.55 08-23-1975
SEP 10.99 1986 0.36 1979 3.35 09-16-1992
OCT 8.32 1911 0.22 1952 2.52 10-06-1995
NOV 5.79 1934 0.10 1917 2.16 11-15-1927
DEC 3.69 1968 0.10 1943 1.61 12-14-1975
 
Annual 46.22 1959 18.82 1910 5.55 08-23-1975
Winter 7.11 1967 0.97 1995 1.61 12-14-1975
Spring 17.64 1973 3.62 1925 3.30 05-25-1945
Summer 24.03 1999 3.88 1933 5.55 08-23-1975
Fall 17.04 1911 2.27 1950 3.35 09-16-1992

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 7.2 3.9 0.5 0.1
FEB 5.2 2.7 0.4 0.0
MAR 7.5 5.2 1.3 0.2
APR 10.8 6.8 1.8 0.4
MAY 10.3 6.9 2.4 0.9
JUN 10.6 7.8 2.7 1.2
JUL 10.2 7.4 3.0 1.3
AUG 11.1 7.8 3.0 1.1
SEP 9.7 6.8 2.2 0.9
OCT 8.5 5.3 1.5 0.4
NOV 8.8 5.8 1.6 0.4
DEC 7.1 3.8 0.6 0.1
 
Annual 107.3 70.5 21.3 7.2
Winter 19.5 10.4 1.4 0.2
Spring 28.7 19.0 5.6 1.6
Summer 31.9 23.0 8.7 3.7
Fall 27.0 17.8 5.3 1.7