Historical Climate Data

Temperature Summary
Station: 470991 BOWLER RANGER STN, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	21.2	27.6	38.6	53.4	67.0	75.1	79.5	76.8	67.4	56.1	40.0	26.2	52.4
Min °F	-0.5	4.6	17.2	30.3	41.2	50.1	55.2	53.3	43.8	32.5	21.4	8.2	29.8
Mean °F	10.4	16.1	27.9	41.9	54.1	62.6	67.4	65.1	55.6	44.3	30.7	17.2	41.1
HDD base 65	1696	1369	1149	694	357	131	45	82	288	641	1028	1481	8961
CDD base 65	0	0	0	0	18	59	118	83	6	0	0	0	284

Temperature Extremes
Period of Record: 1959-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	22.1	1990	1.7	1963	53	01-26-1973	-41	01-17-1982
FEB	27.4	1983	7.4	1979	59	02-28-2000	-36	02-12-1967
MAR	37.4	1973	17.1	1960	76	03-08-2000	-36	03-01-1962
APR	48.4	1987	35.8	1975	92	04-22-1980	1	04-06-1979
MAY	62.2	1977	48.2	1967	90	05-29-1969	17	05-10-1966
JUN	67.2	1988	56.1	1969	95	06-30-1963	28	06-10-1972
JUL	71.5	1983	63.4	1962	100	07-14-1995	34	07-04-1972
AUG	70.3	1959	61.4	1967	99	08-03-1988	31	08-29-1965
SEP	59.5	1959	51.8	1974	92	09-08-1976	20	09-23-1974
OCT	53.8	1963	38.1	1988	88	10-07-1963	11	10-27-1976
NOV	36.9	1994	24.2	1959	74	11-04-1978	-12	11-30-1976
DEC	26.9	1959	7.3	1983	60	12-04-1962	-26	12-07-1972

Annual	45.6	1987	38.4	1974	100	07-14-1995	-41	01-17-1982
Winter	23.6	1983	8.8	1979	60	12-04-1962	-41	01-17-1982
Spring	47.6	1977	36.6	1996	92	04-22-1980	-36	03-01-1962
Summer	69.6	1988	60.7	1992	100	07-14-1995	28	06-10-1972
Fall	48.6	1971	39.8	1976	92	09-08-1976	-12	11-30-1976

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	25.6	30.9	15.4
FEB	0.0	17.6	28.1	11.4
MAR	0.0	8.2	28.4	3.8
APR	0.0	0.6	18.6	0.0
MAY	0.0	0.0	6.5	0.0
JUN	1.3	0.0	0.2	0.0
JUL	2.6	0.0	0.0	0.0
AUG	1.2	0.0	0.0	0.0
SEP	0.1	0.0	2.9	0.0
OCT	0.0	0.0	16.5	0.0
NOV	0.0	6.2	25.6	0.9
DEC	0.0	21.2	30.5	8.8

Annual	4.8	81.9	190.5	40.8
Winter	0.0	64.4	89.6	36.0
Spring	0.1	8.9	53.7	3.8
Summer	5.0	0.0	0.2	0.0
Fall	0.1	6.3	45.0	0.9