Historical Climate Data

Precipitation Summary
Station: 477226 RIVER FALLS, WI

1971-2000 NCDC Normals

 

Element JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
Precip (in) 0.82 0.66 1.53 2.46 3.52 4.39 4.36 4.56 3.29 2.41 1.71 0.82 30.53

Precipitation Extremes
Period of Record: 1918-2001

Month High (in) Year Low (in) Year 1-Day
Max (in)		 Date
JAN 2.92 1967 0.06 1974 1.53 01-20-1996
FEB 3.07 1922 0.04 1958 1.17 02-28-1948
MAR 4.20 1998 0.13 1994 2.13 03-28-1998
APR 6.51 1954 0.35 1987 2.84 04-15-1954
MAY 11.89 1938 0.52 1976 3.31 05-18-1938
JUN 9.51 1920 0.46 1988 7.37 06-01-1965
JUL 10.84 1949 0.03 1936 4.75 07-01-1978
AUG 9.26 1918 0.06 1925 4.67 08-31-1977
SEP 10.50 1942 0.25 1940 4.30 09-01-1942
OCT 7.12 1970 0.02 1952 3.84 10-17-1996
NOV 5.38 1996 0.03 1962 1.72 11-16-1996
DEC 3.30 1982 0.00 1943 1.53 12-28-1982
 
Annual 43.86 1942 15.73 1976 7.37 06-01-1965
Winter 5.40 1967 0.39 1987 1.53 12-28-1982
Spring 17.90 1938 3.81 1997 3.31 05-18-1938
Summer 21.69 1978 4.90 1936 7.37 06-01-1965
Fall 16.63 1970 1.89 1952 4.30 09-01-1942

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 7.6 3.0 0.1 0.0
FEB 5.9 2.3 0.2 0.0
MAR 8.8 4.0 0.8 0.2
APR 10.3 5.9 1.4 0.3
MAY 11.4 7.4 2.3 0.7
JUN 11.6 8.0 3.0 1.1
JUL 10.5 6.8 2.8 1.4
AUG 10.4 6.4 2.8 1.5
SEP 9.5 5.9 2.3 0.7
OCT 9.0 5.3 1.2 0.4
NOV 8.0 4.0 1.0 0.3
DEC 7.5 2.9 0.2 0.1
 
Annual 110.7 62.2 18.3 6.7
Winter 21.1 8.2 0.6 0.1
Spring 30.5 17.4 4.6 1.2
Summer 32.5 21.2 8.5 4.0
Fall 26.5 15.2 4.5 1.4