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 1921

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1921
1-Month
61.8°F
(16.6°C)
56.3°F
(13.5°C)
5.5°F
(3.1°C)
126th Coolest
Coolest since:
1914, 1918
3rd Warmest
Warmest since:
2018
Ties: 1900
Aug–Sep 1921
2-Month
61.2°F
(16.2°C)
59.6°F
(15.3°C)
1.6°F
(0.9°C)
90th Coolest
Coolest since:
1963
39th Warmest
Warmest since:
2018
Ties: 1987, 1993
Jul–Sep 1921
3-Month
63.3°F
(17.4°C)
61.3°F
(16.3°C)
2.0°F
(1.1°C)
108th Coolest
Coolest since:
1963
21st Warmest
Warmest since:
2018
Ties: 1959, 1980, 1987, 1993, 2004
Jun–Sep 1921
4-Month
62.5°F
(16.9°C)
60.9°F
(16.1°C)
1.6°F
(0.8°C)
103rd Coolest
Coolest since:
1927
26th Warmest
Warmest since:
2018
Ties: 1959, 1999
May–Sep 1921
5-Month
60.1°F
(15.6°C)
58.9°F
(14.9°C)
1.2°F
(0.7°C)
91st Coolest
Coolest since:
1963, 1967
38th Warmest
Warmest since:
2018
Ties: 1944
Apr–Sep 1921
6-Month
57.7°F
(14.3°C)
55.9°F
(13.3°C)
1.8°F
(1.0°C)
111th Coolest
Coolest since:
1907, 1927
18th Warmest
Warmest since:
2018, 2019
Ties: 1900, 1987, 2006
Mar–Sep 1921
7-Month
55.3°F
(12.9°C)
52.5°F
(11.4°C)
2.8°F
(1.5°C)
120th Coolest
Coolest since:
1967
9th Warmest
Warmest to Date
2010
Ties: 2021
Feb–Sep 1921
8-Month
51.9°F
(11.1°C)
49.0°F
(9.4°C)
2.9°F
(1.7°C)
119th Coolest
Coolest since:
1907, 1963
10th Warmest
Warmest to Date
2012
Jan–Sep 1921
9-Month
49.0°F
(9.4°C)
46.2°F
(7.9°C)
2.8°F
(1.5°C)
118th Coolest
Coolest since:
1940
11th Warmest
Warmest to Date
2012
Dec 1920–Sep 1921
10-Month
47.1°F
(8.4°C)
44.3°F
(6.8°C)
2.8°F
(1.6°C)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest to Date
2012
Ties: 1991, 2018
Nov 1920–Sep 1921
11-Month
46.0°F
(7.8°C)
43.4°F
(6.3°C)
2.6°F
(1.5°C)
116th Coolest
Coolest since:
1904
12th Warmest
Warmest to Date
2012
Oct 1920–Sep 1921
12-Month
46.1°F
(7.8°C)
43.5°F
(6.4°C)
2.6°F
(1.4°C)
115th Coolest
Coolest since:
1918
13th Warmest
Warmest to Date
2012
Apr 1920–Sep 1921
18-Month
49.0°F
(9.4°C)
47.7°F
(8.7°C)
1.3°F
(0.7°C)
105th Coolest
Coolest since:
1918
23rd Warmest
Warmest to Date
2012
Ties: 1995
Oct 1919–Sep 1921
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 to Date
2017
Ties: 1975, 1990
Oct 1918–Sep 1921
36-Month
44.3°F
(6.8°C)
43.5°F
(6.4°C)
0.8°F
(0.4°C)
92nd Coolest
Coolest since:
1918
34th Warmest
Warmest to Date
2018, 2021
Ties: 1922, 1954, 1955, 1973, 1976, 1985, 1986, 1988, 1995
Oct 1917–Sep 1921
48-Month
43.4°F
(6.3°C)
43.5°F
(6.4°C)
-0.1°F
(-0.1°C)
44th Coolest
Coolest since:
1905
81st Warmest
Warmest since:
2019, 2020
Ties: 1903, 1913, 1930, 1942, 1946, 1947, 1959
Oct 1916–Sep 1921
60-Month
43.1°F
(6.2°C)
43.5°F
(6.4°C)
-0.4°F
(-0.2°C)
23rd Coolest
Coolest since:
1967
101st Warmest
Warmest since:
2020
Ties: 1911, 1917, 1929, 1930

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