Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Maryland

Minimum Temperature Rankings, September 1990

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1990
1-Month
55.6°F
(13.1°C)
56.3°F
(13.5°C)
-0.7°F
(-0.4°C)
48th Coolest
Coolest since:
1914, 1918
81st Warmest
Warmest since:
2018
Ties: 1904, 1932, 1969
Aug–Sep 1990
2-Month
59.6°F
(15.3°C)
59.6°F
(15.3°C)
0.0°F
(0.0°C)
51st Coolest
Coolest since:
1963
78th Warmest
Warmest since:
2018
Ties: 1986, 2000
Jul–Sep 1990
3-Month
61.8°F
(16.6°C)
61.3°F
(16.3°C)
0.5°F
(0.3°C)
75th Coolest
Coolest since:
1963
54th Warmest
Warmest since:
2018
Ties: 1930, 1947, 1960
Jun–Sep 1990
4-Month
61.4°F
(16.3°C)
61.0°F
(16.1°C)
0.4°F
(0.2°C)
70th Coolest
Coolest since:
1927
59th Warmest
Warmest since:
2018
Ties: 1923, 1930, 1969, 1975, 1978
May–Sep 1990
5-Month
59.3°F
(15.2°C)
58.9°F
(14.9°C)
0.4°F
(0.3°C)
71st Coolest
Coolest since:
1963, 1967
58th Warmest
Warmest since:
2018
Ties: 1899, 1961, 1969
Apr–Sep 1990
6-Month
56.4°F
(13.6°C)
55.9°F
(13.3°C)
0.5°F
(0.3°C)
71st Coolest
Coolest since:
1907, 1927
58th Warmest
Warmest since:
2018
Ties: 1938, 1945, 1949, 1960, 2001
Mar–Sep 1990
7-Month
53.5°F
(11.9°C)
52.5°F
(11.4°C)
1.0°F
(0.5°C)
93rd Coolest
Coolest since:
1967
36th Warmest
Warmest since:
2010
Ties: 1906, 1933
Feb–Sep 1990
8-Month
50.7°F
(10.4°C)
49.0°F
(9.4°C)
1.7°F
(1.0°C)
112th Coolest
Coolest since:
1907, 1963
17th Warmest
Warmest since:
2012
Ties: 1973
Jan–Sep 1990
9-Month
48.5°F
(9.2°C)
46.2°F
(7.9°C)
2.3°F
(1.3°C)
114th Coolest
Coolest since:
1940
15th Warmest
Warmest since:
2012
Dec 1989–Sep 1990
10-Month
45.2°F
(7.3°C)
44.2°F
(6.8°C)
1.0°F
(0.5°C)
88th Coolest
Coolest since:
1904
40th Warmest
Warmest since:
2012
Ties: 1913, 1919, 1937, 1938, 1942, 1955, 1985, 2015
Nov 1989–Sep 1990
11-Month
44.3°F
(6.8°C)
43.4°F
(6.3°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1904
40th Warmest
Warmest since:
2012
Ties: 1974, 1980
Oct 1989–Sep 1990
12-Month
44.4°F
(6.9°C)
43.5°F
(6.4°C)
0.9°F
(0.5°C)
87th Coolest
Coolest since:
1918
41st Warmest
Warmest since:
2012
Ties: 1919, 1939, 1952, 2003, 2015
Apr 1989–Sep 1990
18-Month
48.7°F
(9.3°C)
47.7°F
(8.7°C)
1.0°F
(0.6°C)
98th Coolest
Coolest since:
1918
30th Warmest
Warmest since:
2012
Ties: 1901, 1986, 1987, 1992
Oct 1988–Sep 1990
24-Month
44.3°F
(6.8°C)
43.5°F
(6.4°C)
0.8°F
(0.4°C)
92nd Coolest
Coolest since:
1905
35th Warmest
Warmest since:
2017
Ties: 1921, 1975
Oct 1987–Sep 1990
36-Month
44.0°F
(6.7°C)
43.5°F
(6.4°C)
0.5°F
(0.3°C)
75th Coolest
Coolest since:
1918
51st Warmest
Warmest since:
2018, 2021
Ties: 1949, 1997
Oct 1986–Sep 1990
48-Month
44.2°F
(6.8°C)
43.5°F
(6.4°C)
0.7°F
(0.4°C)
84th Coolest
Coolest since:
1905
41st Warmest
Warmest since:
2019, 2020
Ties: 1995
Oct 1985–Sep 1990
60-Month
44.3°F
(6.8°C)
43.5°F
(6.4°C)
0.8°F
(0.4°C)
91st Coolest
Coolest since:
1967
33rd Warmest
Warmest since:
2020
Ties: 1953, 1975, 1998

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