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Midwest Climate
Climate Summaries
Temperature
Temperature Summary for Station USW00014898 - GREEN BAY A S INTL AP, WI
1981-2010 NCEI Normals
Element
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
ANN
Max °F
24.3
28.2
39.2
53.9
66
75.3
79.8
77.7
69.9
56.6
42.2
28.5
53.6
Min °F
9
12.4
22.4
33.8
44
54.1
58.4
56.9
48.5
37.7
26.9
14.4
35
Mean °F
16.6
20.3
30.8
43.9
55
64.7
69.1
67.3
59.2
47.1
34.6
21.5
44.3
HDD
base 65
1499
1251
1060
637
326
92
23
40
207
556
914
1350
7955
CDD
base 65
0
0
0
2
16
83
150
111
33
3
0
0
398
Temperature Extremes - Period of Record: 1886-09-01 to 2021-04-09
Month
High
Mean °F
Year
Low
Mean °F
Year
1-Day
Max °F
Date
1-Day
Min °F
Date
January
30.5
2006
-1.1
1912
56
1944-01-26
-36
1888-01-21
February
31.2
1998
4.6
1936
65
2017-02-22
-33
1899-02-10
March
46.3
2012
19.5
1960
82
2012-03-21
-29
1962-03-01
April
52.3
1915
35
1907
89
1980-04-22
7
1954-04-03
May
63.4
1977
46.9
1907
99
1934-05-31
21
1966-05-09
June
72.9
1933
57.2
1969
101
1934-06-01
32
1958-06-06
July
77.3
1921
64.9
1992
104
1936-07-13
40
1965-07-06
August
75.2
1900
61.7
1950
100
1948-08-24
38
1967-08-22
September
67.3
1931
54.2
1918
97
1931-09-10
24
1949-09-29
October
58.8
1947
39
1925
88
1963-10-06
8
1887-10-25
November
43.4
2001
25.4
1951
75
2020-11-09
-12
1887-11-28
December
34.5
2015
9.1
1976
65
2021-12-16
-27
1983-12-19
Annual
59.5
2012
30.8
1950
104
1936-07-13
-36
1888-01-21
Winter
35
2002
0.9
1977
65
2021-12-16
-36
1888-01-21
Spring
61.9
2012
27.7
1888
99
1934-05-31
-29
1962-03-01
Summer
84.1
1988
52.1
1958
104
1936-07-13
32
1958-06-06
Autumn
63.3
2016
31
1976
97
1931-09-10
-12
1887-11-28
Temperature Threshold Climatology Derived from 1981-2010 Normals
*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
January
0
22.8
30.3
8.1
February
0
17.6
26.8
5.2
March
0
7.2
26.3
1.1
April
0
0.6
12.4
0
May
0
0
1.9
0
June
1.1
0
0
0
July
1.4
0
0
0
August
0.6
0
0
0
September
0
0
0.6
0
October
0
0.1
8.5
0
November
0
5.3
21.1
0.1
December
0
18.4
28.9
4.8
Annual
3.1
71.9
156.8
19.2
Winter
0
58.8
86
18.1
Spring
0
7.7
40.6
1.1
Summer
3.1
0
0
0
Autumn
0
5.4
30.2
0.1