Historical Climate Data

Temperature Summary
Station: 479050 WEST BEND, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	26.1	31.0	41.5	54.6	67.8	77.2	81.3	78.8	71.3	59.3	43.9	31.2	55.3
Min °F	10.7	15.7	25.1	35.4	45.2	54.4	59.9	58.4	50.5	40.1	28.9	17.1	36.8
Mean °F	18.4	23.4	33.3	45.0	56.5	65.8	70.6	68.6	60.9	49.7	36.4	24.2	46.1
HDD base 65	1444	1165	982	601	293	69	14	45	155	478	858	1267	7371
CDD base 65	0	0	0	0	30	93	188	157	31	3	0	0	502

Temperature Extremes
Period of Record: 1896-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	30.6	1933	5.8	1977	60	01-26-1944	-30	01-11-1979
FEB	33.2	1998	7.0	1936	65	02-26-2000	-28	02-09-1933
MAR	44.5	1945	23.0	1899	82	03-29-1986	-18	03-01-1962
APR	53.0	1900	38.3	1950	88	04-10-1930	2	04-07-1982
MAY	64.8	1900	49.1	1924	100	05-31-1934	20	05-04-1935
JUN	74.2	1933	59.1	1982	103	06-01-1934	30	06-04-1945
JUL	79.3	1901	66.6	2000	107	07-14-1936	37	07-23-1985
AUG	77.2	1900	63.8	1950	105	08-16-1988	37	08-30-1934
SEP	67.9	1931	55.3	1924	98	09-01-1900	25	09-30-1899
OCT	60.6	1963	39.2	1925	88	10-06-1963	2	10-30-1925
NOV	45.5	2001	29.2	1951	77	11-01-1933	-10	11-30-1958
DEC	32.7	1931	12.6	2000	64	12-03-1998	-24	12-24-1983

Annual	50.1	1931	42.5	1924	107	07-14-1936	-30	01-11-1979
Winter	29.2	1932	13.6	1936	65	02-26-1900	-30	01-11-1979
Spring	51.3	1977	40.1	1950	100	05-31-1934	-18	03-01-1962
Summer	72.9	1995	64.5	1992	107	07-14-1936	30	06-04-1945
Fall	55.5	1931	45.3	1976	98	09-01-1900	-10	11-30-1958

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	21.1	30.2	8.3
FEB	0.0	14.7	26.7	4.3
MAR	0.0	6.0	25.6	0.6
APR	0.0	0.5	12.3	0.0
MAY	0.2	0.0	2.3	0.0
JUN	1.8	0.0	0.0	0.0
JUL	3.7	0.0	0.0	0.0
AUG	1.9	0.0	0.0	0.0
SEP	0.4	0.0	0.8	0.0
OCT	0.0	0.0	6.9	0.0
NOV	0.0	4.0	20.6	0.2
DEC	0.0	15.1	29.0	3.9

Annual	8.0	61.7	155.4	17.4
Winter	0.0	50.9	85.9	16.5
Spring	0.2	6.5	40.2	0.6
Summer	7.4	0.0	0.0	0.0
Fall	0.4	4.0	28.6	0.2