Historical Climate Data

Precipitation Summary
Station: 471139 BRULE ISLAND, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 1.23 0.78 1.78 2.41 3.03 3.45 3.47 4.09 3.81 2.61 1.97 1.37 30.00

Precipitation Extremes
Period of Record: 1923-1989

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 3.23 1969 0.09 1961 1.67 01-05-1939
FEB 3.00 1971 0.07 1982 1.38 02-21-1937
MAR 4.36 1938 0.14 1937 1.65 03-23-1979
APR 5.58 1929 0.53 1931 1.75 04-06-1929
MAY 7.77 1942 0.48 1986 2.78 05-13-1942
JUN 9.50 1953 0.90 1970 3.16 06-30-1953
JUL 8.82 1952 0.60 1936 4.56 07-17-1942
AUG 8.30 1941 0.31 1969 3.77 08-29-1941
SEP 7.35 1985 0.57 1952 3.43 09-20-1925
OCT 4.98 1979 0.22 1952 1.98 10-12-1986
NOV 5.85 1948 0.31 1939 1.71 11-02-1985
DEC 3.30 1927 0.14 1943 1.35 12-28-1959
 
Annual 44.53 1938 19.59 1963 4.56 07-17-1942
Winter 7.76 1971 1.15 1987 1.67 01-05-1939
Spring 15.29 1938 2.81 1925 2.78 05-13-1942
Summer 18.60 1953 3.54 1937 4.56 07-17-1942
Fall 15.46 1985 2.01 1952 3.43 09-20-1925

Precipitation Threshold Climatology
Derived from 1971-1989 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 9.7 3.4 0.3 0.0
FEB 7.7 2.5 0.2 0.1
MAR 9.1 4.5 0.9 0.2
APR 9.8 6.1 1.5 0.2
MAY 11.6 6.8 2.0 0.4
JUN 12.3 7.7 1.9 0.7
JUL 11.3 6.1 2.0 0.8
AUG 12.5 7.2 3.0 1.0
SEP 13.7 7.4 2.7 0.8
OCT 11.7 6.1 1.7 0.3
NOV 11.3 5.3 1.0 0.2
DEC 10.8 4.1 0.5 0.1
 
Annual 131.4 67.1 17.8 4.7
Winter 28.2 10.0 1.1 0.1
Spring 30.4 17.4 4.4 0.8
Summer 36.1 21.0 6.9 2.5
Fall 36.7 18.8 5.5 1.3