Historical Climate Data

Precipitation Summary
Station: 477015 READSTOWN, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Precip (in)	1.00	1.24	2.30	3.51	3.71	3.92	4.37	4.08	3.50	2.11	2.32	1.25	33.31

Precipitation Extremes
Period of Record: 1954-2001

Month	High (in)	Year	Low (in)	Year	1-Day Max (in)	Date
JAN	4.44	1967	0.00	1997	1.40	01-30-1967
FEB	4.11	1971	0.00	1957	1.50	02-08-1966
MAR	5.84	1961	0.27	1960	2.20	03-30-1998
APR	8.00	1999	1.50	1956	3.72	04-04-1981
MAY	7.80	1973	0.56	1958	4.46	05-18-2000
JUN	11.59	2000	0.63	1963	6.25	06-17-1996
JUL	9.80	1999	0.67	1967	4.33	07-10-2000
AUG	12.71	1980	0.00	1955	3.79	08-08-1980
SEP	12.91	1965	0.45	1979	3.02	09-16-1992
OCT	4.47	1959	0.28	1964	2.25	10-06-1995
NOV	5.57	1992	0.00	1962	1.75	11-16-1961
DEC	3.95	1968	0.00	1960	1.17	12-29-1968

Annual	48.63	1965	16.98	1955	6.25	06-17-1996
Winter	7.73	1967	0.49	1957	1.50	02-08-1966
Spring	16.49	2001	5.34	1994	4.46	05-18-2000
Summer	22.55	2000	3.94	1955	6.25	06-17-1996
Fall	17.78	1965	2.29	1976	3.02	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	5.0	3.8	0.6	0.2
FEB	4.5	3.5	1.1	0.3
MAR	6.5	4.6	1.5	0.4
APR	8.5	6.8	2.7	0.9
MAY	9.4	7.8	2.5	0.8
JUN	9.6	7.5	3.1	1.2
JUL	8.6	6.9	3.1	1.4
AUG	8.6	6.8	3.1	1.1
SEP	7.2	5.3	2.2	1.0
OCT	6.8	4.8	1.0	0.3
NOV	5.5	4.4	1.4	0.5
DEC	6.0	3.3	0.5	0.0

Annual	87.1	66.9	23.7	8.5
Winter	15.2	10.7	2.3	0.5
Spring	24.4	19.3	6.7	2.2
Summer	26.8	21.2	9.3	3.7
Fall	19.4	14.5	4.7	1.9