Historical Climate Data

Temperature Summary
Station: 473038 GENOA DAM 8, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	25.1	31.4	43.2	58.1	70.5	78.9	82.5	80.1	71.8	60.2	43.2	29.7	56.2
Min °F	7.8	13.8	25.6	38.1	49.5	58.9	63.5	61.6	53.0	41.7	28.2	14.9	38.1
Mean °F	16.5	22.6	34.4	48.1	60.0	68.9	73.0	70.9	62.4	51.0	35.7	22.3	47.2
HDD base 65	1505	1187	948	510	205	33	7	20	121	439	879	1324	7178
CDD base 65	0	0	0	3	50	150	255	202	43	3	0	0	706

Temperature Extremes
Period of Record: 1948-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	29.2	1990	2.3	1977	55	01-25-1981	-43	01-30-1951
FEB	34.4	1954	11.6	1978	63	02-25-2000	-38	02-03-1996
MAR	42.1	2000	23.3	1960	81	03-29-1986	-31	03-01-1962
APR	54.3	1977	40.9	1950	93	04-22-1980	6	04-06-1982
MAY	66.6	1977	54.6	1954	90	05-30-1953	27	05-06-1989
JUN	73.2	1987	61.2	1969	101	06-18-1987	38	06-10-1972
JUL	79.5	1955	68.1	1992	109	07-13-1995	46	07-04-1967
AUG	76.9	1983	66.9	1967	100	08-21-1955	41	08-25-1958
SEP	68.3	1948	58.0	1974	95	09-09-1955	28	09-29-1984
OCT	61.8	1963	45.3	1976	91	10-06-1963	15	10-30-1988
NOV	48.6	2001	28.0	1959	74	11-03-1964	-9	11-26-1977
DEC	31.7	1959	10.2	1983	65	12-02-1982	-26	12-25-2000

Annual	51.2	1998	43.9	1972	109	07-13-1995	-43	01-30-1951
Winter	28.3	1998	12.3	1977	65	12-02-1982	-43	01-30-1951
Spring	53.7	1977	42.7	1950	93	04-22-1980	-31	03-01-1962
Summer	74.9	1988	67.0	1992	109	07-13-1995	38	06-10-1972
Fall	55.8	1963	44.8	1976	95	09-09-1955	-9	11-26-1977

Temperature Threshold Climatology
Derived from 1971-2000 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	21.5	30.6	10.0
FEB	0.0	14.2	26.2	5.7
MAR	0.0	5.0	23.1	1.1
APR	0.0	0.3	8.2	0.0
MAY	0.1	0.0	0.4	0.0
JUN	1.8	0.0	0.0	0.0
JUL	4.0	0.0	0.0	0.0
AUG	2.5	0.0	0.0	0.0
SEP	0.5	0.0	0.4	0.0
OCT	0.1	0.0	5.2	0.0
NOV	0.0	4.6	20.1	0.2
DEC	0.0	17.2	29.4	5.0

Annual	8.9	63.0	144.1	22.2
Winter	0.0	52.8	86.1	20.7
Spring	0.2	5.3	31.7	1.1
Summer	8.2	0.0	0.0	0.0
Fall	0.6	4.6	25.8	0.2