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 1916

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
September 1916
1-Month
77.02°F
(25.01°C)
77.81°F
(25.45°C)
-0.79°F
(-0.44°C)
33rd Coolest
Coolest since:
1965
96th Warmest
Warmest since:
1998
Ties: 1928, 1967
Aug–Sep 1916
2-Month
80.87°F
(27.15°C)
81.48°F
(27.49°C)
-0.61°F
(-0.34°C)
37th Coolest
Coolest since:
1965
92nd Warmest
Warmest since:
1998
Jul–Sep 1916
3-Month
82.95°F
(28.31°C)
83.21°F
(28.45°C)
-0.26°F
(-0.14°C)
46th Coolest
Coolest since:
1912
83rd Warmest
Warmest since:
1936
Ties: 1979, 2009
Jun–Sep 1916
4-Month
82.01°F
(27.78°C)
82.74°F
(28.19°C)
-0.73°F
(-0.41°C)
24th Coolest
Coolest since:
1915
105th Warmest
Warmest since:
1936
Ties: 1974
May–Sep 1916
5-Month
80.05°F
(26.69°C)
80.78°F
(27.10°C)
-0.73°F
(-0.41°C)
22nd Coolest
Coolest since:
1915
107th Warmest
Warmest since:
1936
Apr–Sep 1916
6-Month
77.12°F
(25.07°C)
77.90°F
(25.50°C)
-0.78°F
(-0.43°C)
26th Coolest
Coolest since:
1907
103rd Warmest
Warmest since:
2012
Mar–Sep 1916
7-Month
73.91°F
(23.28°C)
74.35°F
(23.53°C)
-0.44°F
(-0.25°C)
33rd Coolest
Coolest since:
1912
96th Warmest
Warmest since:
2012
Ties: 1996
Feb–Sep 1916
8-Month
70.22°F
(21.23°C)
70.66°F
(21.48°C)
-0.44°F
(-0.25°C)
40th Coolest
Coolest since:
1912
89th Warmest
Warmest since:
2012
Jan–Sep 1916
9-Month
66.67°F
(19.26°C)
67.30°F
(19.61°C)
-0.63°F
(-0.35°C)
27th Coolest
Coolest since:
1912
102nd Warmest
Warmest since:
2012
Dec 1915–Sep 1916
10-Month
64.33°F
(17.96°C)
64.86°F
(18.26°C)
-0.53°F
(-0.30°C)
29th Coolest
Coolest since:
1912
99th Warmest
Warmest since:
2012
Nov 1915–Sep 1916
11-Month
63.45°F
(17.47°C)
63.75°F
(17.64°C)
-0.30°F
(-0.17°C)
39th Coolest
Coolest since:
1912
89th Warmest
Warmest since:
2012
Oct 1915–Sep 1916
12-Month
63.91°F
(17.73°C)
64.01°F
(17.78°C)
-0.10°F
(-0.05°C)
47th Coolest
Coolest since:
1912
81st Warmest
Warmest since:
2012
Ties: 1941
Apr 1915–Sep 1916
18-Month
68.06°F
(20.03°C)
68.64°F
(20.36°C)
-0.58°F
(-0.33°C)
27th Coolest
Coolest since:
1912
101st Warmest
Warmest since:
2012
Oct 1914–Sep 1916
24-Month
63.13°F
(17.29°C)
64.00°F
(17.78°C)
-0.87°F
(-0.49°C)
12th Coolest
Coolest since:
1913
115th Warmest
Warmest since:
2017
Oct 1913–Sep 1916
36-Month
63.41°F
(17.45°C)
63.98°F
(17.77°C)
-0.57°F
(-0.32°C)
21st Coolest
Coolest since:
1917
105th Warmest
Warmest since:
2018
Oct 1912–Sep 1916
48-Month
63.46°F
(17.48°C)
63.97°F
(17.76°C)
-0.51°F
(-0.28°C)
17th Coolest
Coolest since:
1915
108th Warmest
Warmest since:
2018
Oct 1911–Sep 1916
60-Month
63.02°F
(17.23°C)
63.96°F
(17.76°C)
-0.94°F
(-0.53°C)
2nd Coolest
Coolest since:
1907
122nd Warmest
Warmest since:
2016

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