National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Maximum Temperature Rankings, September 1923

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1923
1-Month
77.49°F
(25.27°C)
77.81°F
(25.45°C)
-0.32°F
(-0.18°C)
50th Coolest
Coolest since:
1965
79th Warmest
Warmest since:
1998
Aug–Sep 1923
2-Month
80.64°F
(27.02°C)
81.47°F
(27.48°C)
-0.83°F
(-0.46°C)
27th Coolest
Coolest since:
1965
102nd Warmest
Warmest since:
1998
Jul–Sep 1923
3-Month
82.62°F
(28.12°C)
83.21°F
(28.45°C)
-0.59°F
(-0.33°C)
31st Coolest
Coolest since:
1912
98th Warmest
Warmest since:
1936
Jun–Sep 1923
4-Month
82.05°F
(27.81°C)
82.74°F
(28.19°C)
-0.69°F
(-0.38°C)
26th Coolest
Coolest since:
1915
103rd Warmest
Warmest since:
1936
Ties: 1989
May–Sep 1923
5-Month
80.10°F
(26.72°C)
80.78°F
(27.10°C)
-0.68°F
(-0.38°C)
24th Coolest
Coolest since:
1915
105th Warmest
Warmest since:
1936
Ties: 1924, 1942
Apr–Sep 1923
6-Month
77.09°F
(25.05°C)
77.90°F
(25.50°C)
-0.81°F
(-0.45°C)
23rd Coolest
Coolest since:
1907
106th Warmest
Warmest since:
2012
Ties: 1995
Mar–Sep 1923
7-Month
73.29°F
(22.94°C)
74.35°F
(23.53°C)
-1.06°F
(-0.59°C)
14th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2012
Feb–Sep 1923
8-Month
69.22°F
(20.68°C)
70.65°F
(21.47°C)
-1.43°F
(-0.79°C)
10th Coolest
Coolest since:
1912
119th Warmest
Warmest since:
2012
Jan–Sep 1923
9-Month
66.54°F
(19.19°C)
67.30°F
(19.61°C)
-0.76°F
(-0.42°C)
20th Coolest
Coolest since:
1912
109th Warmest
Warmest since:
2012
Dec 1922–Sep 1923
10-Month
64.25°F
(17.92°C)
64.86°F
(18.26°C)
-0.61°F
(-0.34°C)
27th Coolest
Coolest since:
1912
101st Warmest
Warmest since:
2012
Nov 1922–Sep 1923
11-Month
63.15°F
(17.31°C)
63.76°F
(17.64°C)
-0.61°F
(-0.33°C)
25th Coolest
Coolest since:
1912
103rd Warmest
Warmest since:
2012
Ties: 1948
Oct 1922–Sep 1923
12-Month
63.61°F
(17.56°C)
64.01°F
(17.78°C)
-0.40°F
(-0.22°C)
32nd Coolest
Coolest since:
1912
96th Warmest
Warmest since:
2012
Ties: 1902
Apr 1922–Sep 1923
18-Month
68.66°F
(20.37°C)
68.64°F
(20.36°C)
0.02°F
(0.01°C)
56th Coolest
Coolest since:
1912
72nd Warmest
Warmest since:
2012
Ties: 2014
Oct 1921–Sep 1923
24-Month
64.02°F
(17.79°C)
64.00°F
(17.78°C)
0.02°F
(0.01°C)
62nd Coolest
Coolest since:
1913
65th Warmest
Warmest since:
2017
Oct 1920–Sep 1923
36-Month
64.41°F
(18.01°C)
63.98°F
(17.77°C)
0.43°F
(0.24°C)
84th Coolest
Coolest since:
1917
42nd Warmest
Warmest to Date
2018
Oct 1919–Sep 1923
48-Month
63.83°F
(17.68°C)
63.97°F
(17.76°C)
-0.14°F
(-0.08°C)
48th Coolest
Coolest since:
1915
77th Warmest
Warmest since:
2018
Ties: 1967
Oct 1918–Sep 1923
60-Month
63.89°F
(17.72°C)
63.97°F
(17.76°C)
-0.08°F
(-0.04°C)
50th Coolest
Coolest since:
1907
74th Warmest
Warmest since:
2016
Ties: 1952, 1961, 1984

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