Historical Climate Data

Temperature Summary
Station: 471044 BREED 6 SSE, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	23.6	28.8	39.6	54.6	68.6	76.8	81.0	78.4	69.3	57.5	40.7	27.6	53.9
Min °F	1.9	6.0	18.3	30.4	41.4	50.6	55.7	53.9	45.3	34.7	23.2	9.7	30.9
Mean °F	12.8	17.4	29.0	42.5	55.0	63.7	68.4	66.2	57.3	46.1	32.0	18.7	42.4
HDD base 65	1620	1332	1118	676	335	101	30	65	243	586	991	1437	8534
CDD base 65	0	0	0	0	24	62	133	100	12	0	0	0	331

Temperature Extremes
Period of Record: 1959-1998

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	22.0	1990	3.8	1994	56	01-25-1973	-41	01-17-1982
FEB	30.1	1998	8.8	1979	57	02-19-1981	-44	02-03-1996
MAR	37.6	1973	19.5	1960	73	03-30-1963	-39	03-01-1962
APR	47.9	1987	36.4	1975	91	04-22-1980	-3	04-01-1975
MAY	62.0	1977	48.5	1997	92	05-22-1964	12	05-10-1966
JUN	69.0	1995	57.5	1969	100	06-30-1970	26	06-10-1972
JUL	73.9	1983	62.7	1992	101	07-31-1975	28	07-04-1972
AUG	71.6	1983	62.2	1997	99	08-02-1964	29	08-29-1965
SEP	61.4	1978	52.7	1993	95	09-08-1976	16	09-23-1974
OCT	55.4	1963	41.0	1987	90	10-06-1963	8	10-23-1969
NOV	38.4	1963	24.9	1995	74	11-05-1975	-16	11-29-1976
DEC	27.8	1959	8.1	1989	61	12-03-1962	-29	12-26-1962

Annual	45.9	1987	40.1	1972	101	07-31-1975	-44	02-03-1996
Winter	25.1	1998	11.0	1977	61	12-03-1962	-44	02-03-1996
Spring	48.4	1977	37.3	1996	92	05-22-1964	-39	03-01-1962
Summer	70.1	1983	62.2	1992	101	07-31-1975	26	06-10-1972
Fall	50.6	1963	41.3	1976	95	09-08-1976	-16	11-29-1976

Temperature Threshold Climatology
Derived from 1971-1998 Averages

*Annual/seasonal totals may differ from the sum of the monthly totals due to rounding.

Month	# Days Max ≥ 90°F	# Days Max ≤ 32°F	# Days Min ≤ 32°F	# Days Min ≤ 0°F
JAN	0.0	24.0	30.9	13.7
FEB	0.0	16.3	27.8	10.3
MAR	0.0	6.6	28.2	3.7
APR	0.0	0.5	19.1	0.2
MAY	0.2	0.0	6.7	0.0
JUN	2.3	0.0	0.6	0.0
JUL	3.8	0.0	0.1	0.0
AUG	1.5	0.0	0.1	0.0
SEP	0.2	0.0	3.2	0.0
OCT	0.0	0.0	13.8	0.0
NOV	0.0	6.2	25.0	0.8
DEC	0.0	19.7	30.3	7.2

Annual	8.0	74.2	186.8	36.6
Winter	0.0	60.1	89.0	31.4
Spring	0.3	7.3	54.3	4.0
Summer	7.5	0.0	0.8	0.0
Fall	0.2	6.2	42.1	0.8