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 1958

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1958
1-Month
77.95°F
(25.53°C)
77.81°F
(25.45°C)
0.14°F
(0.08°C)
60th Coolest
Coolest since:
1965
69th Warmest
Warmest since:
1998
Ties: 1945
Aug–Sep 1958
2-Month
82.30°F
(27.94°C)
81.47°F
(27.48°C)
0.83°F
(0.46°C)
89th Coolest
Coolest since:
1965
40th Warmest
Warmest since:
1998
Jul–Sep 1958
3-Month
83.22°F
(28.46°C)
83.21°F
(28.45°C)
0.01°F
(0.01°C)
62nd Coolest
Coolest since:
1912
67th Warmest
Warmest since:
1936
Jun–Sep 1958
4-Month
82.55°F
(28.08°C)
82.74°F
(28.19°C)
-0.19°F
(-0.11°C)
50th Coolest
Coolest since:
1915
79th Warmest
Warmest since:
1936
May–Sep 1958
5-Month
81.24°F
(27.36°C)
80.78°F
(27.10°C)
0.46°F
(0.26°C)
73rd Coolest
Coolest since:
1915
56th Warmest
Warmest since:
1936
Apr–Sep 1958
6-Month
78.04°F
(25.58°C)
77.90°F
(25.50°C)
0.14°F
(0.08°C)
60th Coolest
Coolest since:
1907
69th Warmest
Warmest since:
2012
Ties: 1913
Mar–Sep 1958
7-Month
73.58°F
(23.10°C)
74.35°F
(23.53°C)
-0.77°F
(-0.43°C)
21st Coolest
Coolest since:
1912
108th Warmest
Warmest since:
2012
Feb–Sep 1958
8-Month
69.64°F
(20.91°C)
70.65°F
(21.47°C)
-1.01°F
(-0.56°C)
19th Coolest
Coolest since:
1912
110th Warmest
Warmest since:
2012
Jan–Sep 1958
9-Month
66.55°F
(19.19°C)
67.31°F
(19.62°C)
-0.76°F
(-0.43°C)
21st Coolest
Coolest since:
1912
108th Warmest
Warmest since:
2012
Dec 1957–Sep 1958
10-Month
64.67°F
(18.15°C)
64.86°F
(18.26°C)
-0.19°F
(-0.11°C)
43rd Coolest
Coolest since:
1912
85th Warmest
Warmest since:
2012
Nov 1957–Sep 1958
11-Month
63.32°F
(17.40°C)
63.75°F
(17.64°C)
-0.43°F
(-0.24°C)
31st Coolest
Coolest since:
1912
97th Warmest
Warmest since:
2012
Oct 1957–Sep 1958
12-Month
63.23°F
(17.35°C)
64.01°F
(17.78°C)
-0.78°F
(-0.43°C)
23rd Coolest
Coolest since:
1912
105th Warmest
Warmest since:
2012
Apr 1957–Sep 1958
18-Month
67.93°F
(19.96°C)
68.63°F
(20.35°C)
-0.70°F
(-0.39°C)
23rd Coolest
Coolest since:
1912
105th Warmest
Warmest since:
2012
Ties: 1962
Oct 1956–Sep 1958
24-Month
63.73°F
(17.63°C)
64.00°F
(17.78°C)
-0.27°F
(-0.15°C)
41st Coolest
Coolest since:
1913
86th Warmest
Warmest since:
2017
Oct 1955–Sep 1958
36-Month
63.88°F
(17.71°C)
63.98°F
(17.77°C)
-0.10°F
(-0.06°C)
48th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2018
Oct 1954–Sep 1958
48-Month
64.06°F
(17.81°C)
63.97°F
(17.76°C)
0.09°F
(0.05°C)
61st Coolest
Coolest since:
1915
64th Warmest
Warmest since:
2018
Ties: 1924, 1964
Oct 1953–Sep 1958
60-Month
64.44°F
(18.02°C)
63.96°F
(17.76°C)
0.48°F
(0.26°C)
82nd Coolest
Coolest since:
1907
42nd Warmest
Warmest since:
2016

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