Maryland September 1990 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
65.8
67.0
-1.2
35
95
1917
2018
1988
1989
bottom-third
1913
2
69.5
70.1
-0.6
40
90
1940,1963
2018
1984
1989
bottom-third
1929,1948,1974,1997
3
71.7
71.8
-0.1
53
77
1962
2016
1984
1989
normal
1971
4
71.6
71.5
0.1
54
76
1927
2010
1985
1989
normal
1966,2001
5
69.5
69.7
-0.2
45
85
1907,1967
2010
1984
1989
normal
1905,1914,1919,1945,1951,1964,1968,1978,2000
6
66.8
66.7
0.1
55
75
1907
2010
1984
1989
normal
1947,1965,1968
7
63.9
63.3
0.6
81
49
1924
2010
1989
1988
normal
1933,1943,1993
8
61.2
59.6
1.6
110
20
1907
2012
1989
1977
top-third
1925,1930,1945,1953,2008
9
58.9
56.6
2.3
115
15
1940
2012
1989
1921
top-third
10
55.5
54.5
1.0
89
40
1904
2012
1989
1987
top-third
1925,1942
11
54.5
53.6
0.9
88
41
1904
2012
1989
1987
top-third
1952,1980,1987
12
54.7
53.8
0.9
87
42
1904
2012
1989
1987
top-third
1974
18
58.8
58.1
0.7
87
42
1904,1918
2012
1989
1988
top-third
1933,1976,1985
24
54.4
53.8
0.6
86
42
1905
2017
1989
1988
top-third
1942,1952,1988
36
54.3
53.8
0.5
78
49
1905,1918
2018,2023
1989
1989
normal
1922,1931,1943,1952,1975,1989
48
54.4
53.7
0.7
84
42
1905
2019,2023
1985
1989
top-third
1934,1957
60
54.5
53.7
0.8
88
37
1905,1908
2020
1988
1989
top-third
1932,1934,1957,1976