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 1918

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1918
1-Month
75.07°F
(23.93°C)
77.81°F
(25.45°C)
-2.74°F
(-1.52°C)
5th Coolest
Coolest since:
1965
124th Warmest
Warmest since:
1998
Aug–Sep 1918
2-Month
80.43°F
(26.91°C)
81.48°F
(27.49°C)
-1.05°F
(-0.58°C)
23rd Coolest
Coolest since:
1965
106th Warmest
Warmest since:
1998
Jul–Sep 1918
3-Month
82.21°F
(27.89°C)
83.21°F
(28.45°C)
-1.00°F
(-0.56°C)
20th Coolest
Coolest since:
1912
109th Warmest
Warmest since:
1936
Jun–Sep 1918
4-Month
82.82°F
(28.23°C)
82.74°F
(28.19°C)
0.08°F
(0.04°C)
61st Coolest
Coolest since:
1915
68th Warmest
Warmest since:
1936
May–Sep 1918
5-Month
81.02°F
(27.23°C)
80.78°F
(27.10°C)
0.24°F
(0.13°C)
67th Coolest
Coolest since:
1915
62nd Warmest
Warmest since:
1936
Apr–Sep 1918
6-Month
77.74°F
(25.41°C)
77.91°F
(25.51°C)
-0.17°F
(-0.10°C)
45th Coolest
Coolest since:
1907
84th Warmest
Warmest since:
2012
Mar–Sep 1918
7-Month
74.96°F
(23.87°C)
74.35°F
(23.53°C)
0.61°F
(0.34°C)
84th Coolest
Coolest since:
1912
45th Warmest
Warmest since:
2012
Feb–Sep 1918
8-Month
71.32°F
(21.84°C)
70.65°F
(21.47°C)
0.67°F
(0.37°C)
86th Coolest
Coolest since:
1912
43rd Warmest
Warmest since:
2012
Jan–Sep 1918
9-Month
67.23°F
(19.57°C)
67.30°F
(19.61°C)
-0.07°F
(-0.04°C)
56th Coolest
Coolest since:
1912
73rd Warmest
Warmest since:
2012
Ties: 1945
Dec 1917–Sep 1918
10-Month
64.57°F
(18.09°C)
64.86°F
(18.26°C)
-0.29°F
(-0.17°C)
35th Coolest
Coolest since:
1912
93rd Warmest
Warmest since:
2012
Ties: 1937, 1951, 1970
Nov 1917–Sep 1918
11-Month
63.79°F
(17.66°C)
63.75°F
(17.64°C)
0.04°F
(0.02°C)
61st Coolest
Coolest since:
1912
67th Warmest
Warmest since:
2012
Oct 1917–Sep 1918
12-Month
63.84°F
(17.69°C)
64.01°F
(17.78°C)
-0.17°F
(-0.09°C)
44th Coolest
Coolest since:
1912
84th Warmest
Warmest since:
2012
Ties: 1948
Apr 1917–Sep 1918
18-Month
68.01°F
(20.01°C)
68.64°F
(20.36°C)
-0.63°F
(-0.35°C)
26th Coolest
Coolest since:
1912
102nd Warmest
Warmest since:
2012
Oct 1916–Sep 1918
24-Month
63.02°F
(17.23°C)
64.00°F
(17.78°C)
-0.98°F
(-0.55°C)
6th Coolest
Coolest since:
1913
121st Warmest
Warmest since:
2017
Oct 1915–Sep 1918
36-Month
63.31°F
(17.39°C)
63.98°F
(17.77°C)
-0.67°F
(-0.38°C)
12th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2018
Oct 1914–Sep 1918
48-Month
63.07°F
(17.26°C)
63.97°F
(17.76°C)
-0.90°F
(-0.50°C)
4th Coolest
Coolest since:
1915
121st Warmest
Warmest since:
2018
Ties: 1905
Oct 1913–Sep 1918
60-Month
63.25°F
(17.36°C)
63.96°F
(17.76°C)
-0.71°F
(-0.40°C)
7th Coolest
Coolest since:
1907
117th Warmest
Warmest since:
2016

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