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

Average Temperature Rankings, September 1959

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
September 1959
1-Month
69.3°F
(20.7°C)
67.0°F
(19.4°C)
2.3°F
(1.3°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2018
Aug–Sep 1959
2-Month
72.8°F
(22.7°C)
70.1°F
(21.2°C)
2.7°F
(1.5°C)
116th Coolest
Coolest since:
1940, 1963
13th Warmest
Warmest since:
2018
Jul–Sep 1959
3-Month
73.7°F
(23.2°C)
71.8°F
(22.1°C)
1.9°F
(1.1°C)
106th Coolest
Coolest since:
1962
23rd Warmest
Warmest since:
2016
Jun–Sep 1959
4-Month
73.2°F
(22.9°C)
71.5°F
(21.9°C)
1.7°F
(1.0°C)
109th Coolest
Coolest since:
1927
20th Warmest
Warmest since:
2010
Ties: 1925, 1934, 1943, 1998, 1999
May–Sep 1959
5-Month
71.7°F
(22.1°C)
69.7°F
(20.9°C)
2.0°F
(1.2°C)
114th Coolest
Coolest since:
1907, 1967
15th Warmest
Warmest since:
2010
Ties: 2007
Apr–Sep 1959
6-Month
69.0°F
(20.6°C)
66.7°F
(19.3°C)
2.3°F
(1.3°C)
120th Coolest
Coolest since:
1907
9th Warmest
Warmest to Date
2010
Ties: 2016, 2021
Mar–Sep 1959
7-Month
65.1°F
(18.4°C)
63.3°F
(17.4°C)
1.8°F
(1.0°C)
113th Coolest
Coolest since:
1924
16th Warmest
Warmest since:
2010
Ties: 2017
Feb–Sep 1959
8-Month
61.3°F
(16.3°C)
59.6°F
(15.3°C)
1.7°F
(1.0°C)
112th Coolest
Coolest since:
1907
17th Warmest
Warmest since:
2012
Ties: 2006
Jan–Sep 1959
9-Month
58.0°F
(14.4°C)
56.6°F
(13.7°C)
1.4°F
(0.7°C)
106th Coolest
Coolest since:
1940
23rd Warmest
Warmest since:
2012
Ties: 1939, 2005
Dec 1958–Sep 1959
10-Month
55.0°F
(12.8°C)
54.5°F
(12.5°C)
0.5°F
(0.3°C)
75th Coolest
Coolest since:
1904
53rd Warmest
Warmest since:
2012
Ties: 1900, 1906, 1980, 1988, 2015
Nov 1958–Sep 1959
11-Month
54.3°F
(12.4°C)
53.6°F
(12.0°C)
0.7°F
(0.4°C)
80th Coolest
Coolest since:
1904
48th Warmest
Warmest since:
2012
Ties: 1988, 1989
Oct 1958–Sep 1959
12-Month
54.4°F
(12.4°C)
53.8°F
(12.1°C)
0.6°F
(0.3°C)
80th Coolest
Coolest since:
1904
48th Warmest
Warmest since:
2012
Ties: 2009
Apr 1958–Sep 1959
18-Month
58.3°F
(14.6°C)
58.1°F
(14.5°C)
0.2°F
(0.1°C)
68th Coolest
Coolest since:
1904, 1918
60th Warmest
Warmest since:
2012
Ties: 1898, 1923, 1938, 1980, 1994, 2014
Oct 1957–Sep 1959
24-Month
53.4°F
(11.9°C)
53.8°F
(12.1°C)
-0.4°F
(-0.2°C)
37th Coolest
Coolest since:
1905
90th Warmest
Warmest since:
2017
Ties: 1911, 1920, 1997
Oct 1956–Sep 1959
36-Month
54.0°F
(12.2°C)
53.8°F
(12.1°C)
0.2°F
(0.1°C)
65th Coolest
Coolest since:
1905, 1918
61st Warmest
Warmest since:
2018
Ties: 1973, 1996
Oct 1955–Sep 1959
48-Month
53.7°F
(12.1°C)
53.7°F
(12.1°C)
0.0°F
(0.0°C)
48th Coolest
Coolest since:
1905
77th Warmest
Warmest since:
2019
Ties: 1900, 1925, 1938, 1940, 1958, 1973, 1983
Oct 1954–Sep 1959
60-Month
53.9°F
(12.2°C)
53.7°F
(12.1°C)
0.2°F
(0.1°C)
59th Coolest
Coolest since:
1905, 1908
65th Warmest
Warmest since:
2020
Ties: 1939, 1942, 1943, 1974

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