Historical Climate Data

Temperature Summary
Station: 470696 BELOIT COLLEGE, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	26.5	31.7	43.7	57.5	69.5	79.2	82.5	80.1	72.9	61.5	44.9	31.7	56.8
Min °F	11.6	16.9	27.1	37.7	48.0	58.0	62.3	60.1	51.6	40.7	29.3	17.8	38.4
Mean °F	19.1	24.3	35.4	47.6	58.8	68.6	72.4	70.1	62.3	51.1	37.1	24.8	47.6
HDD base 65	1425	1140	918	524	240	35	7	30	127	437	838	1248	6969
CDD base 65	0	0	0	2	46	142	235	189	44	6	0	0	664

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	33.3	1933	5.4	1912	61	01-26-1944	-27	01-25-1904
FEB	36.1	1954	9.7	1936	69	02-26-2000	-25	02-20-1929
MAR	48.6	1945	23.9	1960	84	03-30-1986	-13	03-01-1962
APR	57.0	1977	39.4	1907	92	04-22-1980	7	04-07-1982
MAY	67.7	1977	51.0	1907	103	05-31-1934	25	05-11-1980
JUN	76.7	1933	61.9	1926	104	06-01-1934	34	06-08-1913
JUL	80.7	1936	68.1	1992	110	07-14-1936	42	07-30-1914
AUG	79.6	1947	64.8	1915	102	08-05-1918	39	08-28-1915
SEP	70.2	1931	57.5	1924	100	09-08-1922	26	09-28-1942
OCT	62.4	1963	39.8	1925	89	10-06-1963	4	10-30-1925
NOV	47.8	2001	29.8	1996	78	11-01-1933	-12	11-30-1947
DEC	34.7	1939	12.5	1983	66	12-06-2001	-25	12-26-1903

Annual	53.6	1977	44.8	1917	110	07-14-1936	-27	01-25-1904
Winter	31.3	1932	14.0	1904	69	02-26-1900	-27	01-25-1904
Spring	53.1	1921	42.1	1996	103	05-31-1934	-13	03-01-1962
Summer	75.6	1921	65.8	1915	110	07-14-1936	34	06-08-1913
Fall	58.1	1971	46.3	1989	100	09-08-1922	-12	11-30-1947

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	19.8	30.1	7.0
FEB	0.0	13.6	25.8	4.1
MAR	0.0	4.6	23.3	0.3
APR	0.1	0.2	8.4	0.0
MAY	0.4	0.0	0.6	0.0
JUN	3.4	0.0	0.0	0.0
JUL	6.1	0.0	0.0	0.0
AUG	3.6	0.0	0.0	0.0
SEP	1.2	0.0	0.5	0.0
OCT	0.0	0.0	5.5	0.0
NOV	0.0	2.9	18.2	0.0
DEC	0.0	13.8	28.6	4.2

Annual	15.0	54.5	140.1	15.7
Winter	0.0	47.2	84.4	15.3
Spring	0.5	4.8	32.1	0.3
Summer	13.1	0.0	0.0	0.0
Fall	1.2	2.8	23.7	0.0