Historical Climate Data

Temperature Summary
Station: 479304 WINTER 5 NW, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	19.7	26.8	37.8	52.8	66.9	74.5	78.6	76.2	67.0	55.3	38.0	24.3	51.5
Min °F	-2.9	2.5	14.1	26.8	37.5	47.5	52.8	50.3	41.8	30.7	20.0	4.5	27.1
Mean °F	8.4	14.7	26.0	39.8	52.2	61.0	65.7	63.3	54.4	43.0	29.0	14.4	39.3
HDD base 65	1757	1410	1209	756	412	158	61	114	324	681	1081	1570	9533
CDD base 65	0	0	0	0	15	38	82	60	6	0	0	0	201

Temperature Extremes
Period of Record: 1924-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	20.6	1944	-4.7	1929	52	01-26-1973	-47	01-26-1927
FEB	30.7	1998	-5.1	1936	60	02-29-2000	-46	02-16-1936
MAR	36.0	1946	13.2	1960	79	03-28-1946	-38	03-01-1962
APR	46.3	1941	30.5	1950	88	04-30-1970	-7	04-01-1924
MAY	60.7	1977	45.4	1924	102	05-31-1934	4	05-26-2000
JUN	69.5	1933	54.0	1969	97	06-29-1931	24	06-04-1945
JUL	70.8	1935	59.9	1992	107	07-12-1936	33	07-01-1948
AUG	69.2	1947	57.9	1950	96	08-04-1947	28	08-24-1934
SEP	60.8	1998	48.2	1965	95	09-10-1931	17	09-25-1947
OCT	53.5	1963	35.1	1925	85	10-03-1953	1	10-30-1925
NOV	41.1	2001	18.7	1959	74	11-01-1944	-27	11-28-1976
DEC	24.8	1931	2.3	1983	60	12-03-1982	-36	12-25-1933

Annual	44.9	1998	33.5	1982	107	07-12-1936	-47	01-26-1927
Winter	23.7	1998	3.4	1979	60	12-03-1982	-47	01-26-1927
Spring	46.4	1977	31.9	1950	102	05-31-1934	-38	03-01-1962
Summer	67.0	1933	59.3	1958	107	07-12-1936	24	06-04-1945
Fall	48.0	1931	36.7	1976	95	09-10-1931	-27	11-28-1976

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	27.1	31.0	18.4
FEB	0.0	18.9	27.7	13.1
MAR	0.0	10.5	28.8	6.0
APR	0.0	1.7	21.6	0.2
MAY	0.0	0.0	8.0	0.0
JUN	0.3	0.0	0.6	0.0
JUL	0.9	0.0	0.0	0.0
AUG	0.4	0.0	0.1	0.0
SEP	0.0	0.0	3.7	0.0
OCT	0.0	0.4	17.3	0.0
NOV	0.0	10.7	27.0	1.3
DEC	0.0	24.1	30.9	11.9

Annual	1.6	93.6	196.4	51.0
Winter	0.0	70.1	89.6	43.2
Spring	0.0	12.2	58.5	6.2
Summer	1.6	0.0	0.7	0.0
Fall	0.0	10.7	47.2	1.3