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 1906

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
September 1906
1-Month
78.78°F
(25.99°C)
77.81°F
(25.45°C)
0.97°F
(0.54°C)
83rd Coolest
Coolest since:
1965
46th Warmest
Warmest since:
1998
Aug–Sep 1906
2-Month
81.43°F
(27.46°C)
81.48°F
(27.49°C)
-0.05°F
(-0.03°C)
53rd Coolest
Coolest since:
1965
76th Warmest
Warmest since:
1998
Jul–Sep 1906
3-Month
82.67°F
(28.15°C)
83.21°F
(28.45°C)
-0.54°F
(-0.30°C)
34th Coolest
Coolest since:
1912
95th Warmest
Warmest since:
1936
Jun–Sep 1906
4-Month
81.99°F
(27.77°C)
82.74°F
(28.19°C)
-0.75°F
(-0.42°C)
22nd Coolest
Coolest since:
1915
107th Warmest
Warmest since:
1936
Ties: 1976
May–Sep 1906
5-Month
79.99°F
(26.66°C)
80.78°F
(27.10°C)
-0.79°F
(-0.44°C)
19th Coolest
Coolest since:
1915
110th Warmest
Warmest since:
1936
Ties: 1905
Apr–Sep 1906
6-Month
77.55°F
(25.31°C)
77.90°F
(25.50°C)
-0.35°F
(-0.19°C)
40th Coolest
Coolest since:
1907
89th Warmest
Warmest since:
2012
Ties: 1908
Mar–Sep 1906
7-Month
73.08°F
(22.82°C)
74.35°F
(23.53°C)
-1.27°F
(-0.71°C)
11th Coolest
Coolest since:
1912
118th Warmest
Warmest since:
2012
Feb–Sep 1906
8-Month
69.57°F
(20.87°C)
70.66°F
(21.48°C)
-1.09°F
(-0.61°C)
16th Coolest
Coolest since:
1912
113th Warmest
Warmest since:
2012
Ties: 1904
Jan–Sep 1906
9-Month
66.66°F
(19.26°C)
67.30°F
(19.61°C)
-0.64°F
(-0.35°C)
25th Coolest
Coolest since:
1912
104th Warmest
Warmest since:
2012
Ties: 1969
Dec 1905–Sep 1906
10-Month
64.08°F
(17.82°C)
64.86°F
(18.26°C)
-0.78°F
(-0.44°C)
22nd Coolest
Coolest since:
1912
106th Warmest
Warmest since:
2012
Nov 1905–Sep 1906
11-Month
63.11°F
(17.28°C)
63.75°F
(17.64°C)
-0.64°F
(-0.36°C)
22nd Coolest
Coolest since:
1912
106th Warmest
Warmest since:
2012
Oct 1905–Sep 1906
12-Month
63.17°F
(17.32°C)
64.01°F
(17.78°C)
-0.84°F
(-0.46°C)
20th Coolest
Coolest since:
1912
108th Warmest
Warmest since:
2012
Apr 1905–Sep 1906
18-Month
67.80°F
(19.89°C)
68.64°F
(20.36°C)
-0.84°F
(-0.47°C)
16th Coolest
Coolest since:
1912
112th Warmest
Warmest since:
2012
Ties: 1913
Oct 1904–Sep 1906
24-Month
63.15°F
(17.31°C)
64.00°F
(17.78°C)
-0.85°F
(-0.47°C)
13th Coolest
Coolest since:
1913
114th Warmest
Warmest since:
2017
Oct 1903–Sep 1906
36-Month
63.11°F
(17.28°C)
63.98°F
(17.77°C)
-0.87°F
(-0.49°C)
7th Coolest
Coolest since:
1917
119th Warmest
Warmest since:
2018
Ties: 1907
Oct 1902–Sep 1906
48-Month
62.96°F
(17.20°C)
63.97°F
(17.76°C)
-1.01°F
(-0.56°C)
2nd Coolest
Coolest to Date
1915
123rd Warmest
Warmest since:
2018
Oct 1901–Sep 1906
60-Month
63.09°F
(17.27°C)
63.96°F
(17.76°C)
-0.87°F
(-0.49°C)
3rd Coolest
Coolest to Date
1907
121st Warmest
Warmest since:
2016

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