Historical Climate Data

Temperature Summary
Station: 478968 WAUSAU AIRPORT, WI
1971-2000 NCDC Normals

Element	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC	ANN
Max °F	22.4	28.7	39.8	54.8	68.5	76.7	80.8	78.3	69.0	56.7	40.1	26.8	53.6
Min °F	3.6	9.3	20.5	33.2	45.1	54.2	59.3	57.4	48.2	37.3	24.6	10.6	33.6
Mean °F	13.0	19.0	30.2	44.0	56.8	65.5	70.1	67.9	58.6	47.0	32.4	18.7	43.6
HDD base 65	1612	1288	1081	631	293	80	22	42	214	558	980	1436	8237
CDD base 65	0	0	0	1	40	92	179	130	21	1	0	0	464

Temperature Extremes
Period of Record: 1940-2001

Month	High Mean°F	Year	Low Mean°F	Year	1-Day Max°F	Date	1-Day Min°F	Date
JAN	24.1	1990	2.0	1977	54	01-24-1942	-40	01-18-1948
FEB	32.3	1998	9.0	1967	59	02-26-2000	-37	02-09-1951
MAR	39.9	2000	18.8	1943	79	03-31-1986	-33	03-01-1962
APR	50.0	1987	34.0	1950	91	04-28-1952	4	04-03-1954
MAY	64.9	1977	49.2	1954	94	05-31-1986	20	05-09-1947
JUN	70.6	1949	57.0	1969	97	06-14-1987	33	06-04-1945
JUL	74.1	1983	63.4	1992	102	07-13-1995	38	07-22-1947
AUG	73.9	1947	61.8	1950	99	08-24-1948	35	08-24-1942
SEP	64.6	1998	52.6	1993	95	09-01-1953	23	09-25-1947
OCT	56.2	1963	40.8	1952	91	10-01-1976	15	10-18-1948
NOV	42.0	2001	22.8	1959	74	11-01-1944	-15	11-25-1950
DEC	27.3	2001	7.6	1985	61	12-02-1982	-31	12-31-1946

Annual	48.8	1998	39.6	1950	102	07-13-1995	-40	01-18-1948
Winter	26.7	1998	9.6	1977	61	12-02-1982	-40	01-18-1948
Spring	50.0	1977	36.6	1950	94	05-31-1986	-33	03-01-1962
Summer	71.2	1995	62.8	1992	102	07-13-1995	33	06-04-1945
Fall	51.0	1998	41.3	1976	95	09-01-1953	-15	11-25-1950

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	25.1	30.8	12.7
FEB	0.0	17.3	27.1	7.9
MAR	0.0	7.7	26.5	2.4
APR	0.0	0.8	14.0	0.0
MAY	0.0	0.0	2.2	0.0
JUN	1.5	0.0	0.0	0.0
JUL	2.5	0.0	0.0	0.0
AUG	1.3	0.0	0.0	0.0
SEP	0.1	0.0	0.9	0.0
OCT	0.0	0.1	9.5	0.0
NOV	0.0	8.1	23.8	0.5
DEC	0.0	22.1	30.3	7.7

Annual	5.5	81.2	165.0	31.1
Winter	0.0	64.6	88.2	28.3
Spring	0.0	8.5	42.8	2.4
Summer	5.3	0.0	0.0	0.0
Fall	0.2	8.2	34.3	0.5