Historical Climate Data

Temperature Summary
Station: 478267 STURGEON BAY EXP FARM, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	24.3	27.9	37.8	50.4	63.9	73.5	78.5	76.5	68.6	56.0	41.7	29.5	52.4
Min °F	7.8	10.9	21.4	32.4	42.8	52.6	58.6	57.4	49.9	38.8	27.8	16.0	34.7
Mean °F	16.1	19.4	29.6	41.4	53.4	63.1	68.6	67.0	59.3	47.4	34.8	22.8	43.6
HDD base 65	1519	1276	1097	709	375	123	27	59	197	546	907	1310	8145
CDD base 65	0	0	0	0	14	64	137	119	23	0	0	0	357

Temperature Extremes
Period of Record: 1905-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	27.0	1990	0.0	1912	55	01-26-1944	-29	01-17-1982
FEB	31.5	1998	4.0	1936	58	02-23-1906	-29	02-10-1912
MAR	39.7	1946	20.5	1923	76	03-28-1946	-23	03-02-1962
APR	48.1	1955	33.4	1907	85	04-26-1962	2	04-04-1923
MAY	60.3	1998	43.7	1907	91	05-31-1925	20	05-04-1907
JUN	69.0	1921	54.9	1915	100	06-30-1910	29	06-09-1913
JUL	77.8	1921	62.7	1915	105	07-13-1936	36	07-18-1912
AUG	73.6	1955	61.5	1912	102	08-21-1955	32	08-30-1934
SEP	66.2	1921	54.4	1924	96	09-09-1931	26	09-25-1947
OCT	57.6	1963	40.2	1925	86	10-06-1963	12	10-30-1925
NOV	42.6	2001	28.7	1995	74	11-10-1999	-6	11-24-1950
DEC	33.9	1923	12.8	1989	60	12-06-2001	-22	12-27-1933

Annual	50.0	1905	39.6	1917	105	07-13-1936	-29	01-17-1982
Winter	27.9	1998	12.7	1917	60	12-06-1901	-29	01-17-1982
Spring	46.9	1977	36.3	1923	91	05-31-1925	-23	03-02-1962
Summer	71.7	1921	59.8	1915	105	07-13-1936	29	06-09-1913
Fall	52.9	1931	43.9	1932	96	09-09-1931	-6	11-24-1950

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	22.6	30.5	8.4
FEB	0.0	17.0	27.4	5.4
MAR	0.0	7.1	26.1	1.2
APR	0.0	0.5	13.6	0.0
MAY	0.0	0.0	2.6	0.0
JUN	0.9	0.0	0.0	0.0
JUL	1.3	0.0	0.0	0.0
AUG	0.9	0.0	0.0	0.0
SEP	0.1	0.0	0.4	0.0
OCT	0.0	0.0	5.0	0.0
NOV	0.0	3.7	19.1	0.0
DEC	0.0	16.2	28.9	3.0

Annual	3.3	67.2	153.5	18.0
Winter	0.0	55.8	86.8	16.8
Spring	0.0	7.6	42.2	1.2
Summer	3.1	0.0	0.0	0.0
Fall	0.1	3.7	24.5	0.0