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.

Average Temperature Rankings, September 1913

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1913
1-Month
63.64°F
(17.58°C)
64.86°F
(18.26°C)
-1.22°F
(-0.68°C)
21st Coolest
Coolest since:
1965
108th Warmest
Warmest since:
1998
Aug–Sep 1913
2-Month
68.50°F
(20.28°C)
68.48°F
(20.27°C)
0.02°F
(0.01°C)
54th Coolest
Coolest since:
1974
75th Warmest
Warmest since:
1998
Jul–Sep 1913
3-Month
70.00°F
(21.11°C)
70.19°F
(21.22°C)
-0.19°F
(-0.11°C)
48th Coolest
Coolest since:
1950
81st Warmest
Warmest since:
2022
Jun–Sep 1913
4-Month
69.56°F
(20.87°C)
69.77°F
(20.98°C)
-0.21°F
(-0.11°C)
43rd Coolest
Coolest since:
1903
86th Warmest
Warmest since:
2022
May–Sep 1913
5-Month
67.67°F
(19.82°C)
67.85°F
(19.92°C)
-0.18°F
(-0.10°C)
43rd Coolest
Coolest since:
1907
86th Warmest
Warmest since:
2018
Apr–Sep 1913
6-Month
64.96°F
(18.31°C)
65.06°F
(18.37°C)
-0.10°F
(-0.06°C)
48th Coolest
Coolest since:
1907
81st Warmest
Warmest since:
2012
Mar–Sep 1913
7-Month
61.21°F
(16.23°C)
61.69°F
(16.49°C)
-0.48°F
(-0.26°C)
28th Coolest
Coolest since:
1912
101st Warmest
Warmest since:
2012
Feb–Sep 1913
8-Month
57.24°F
(14.02°C)
58.20°F
(14.56°C)
-0.96°F
(-0.54°C)
17th Coolest
Coolest since:
1917
112th Warmest
Warmest since:
2012
Jan–Sep 1913
9-Month
54.27°F
(12.37°C)
55.08°F
(12.82°C)
-0.81°F
(-0.45°C)
18th Coolest
Coolest since:
1912
111th Warmest
Warmest since:
2012
Dec 1912–Sep 1913
10-Month
52.14°F
(11.19°C)
52.85°F
(11.58°C)
-0.71°F
(-0.39°C)
22nd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2012
Nov 1912–Sep 1913
11-Month
51.23°F
(10.68°C)
51.83°F
(11.02°C)
-0.60°F
(-0.34°C)
21st Coolest
Coolest since:
1912
107th Warmest
Warmest since:
2012
Ties: 1973
Oct 1912–Sep 1913
12-Month
51.40°F
(10.78°C)
52.03°F
(11.13°C)
-0.63°F
(-0.35°C)
21st Coolest
Coolest since:
1912
107th Warmest
Warmest since:
2012
Apr 1912–Sep 1913
18-Month
55.53°F
(13.07°C)
56.36°F
(13.53°C)
-0.83°F
(-0.46°C)
11th Coolest
Coolest since:
1917
117th Warmest
Warmest since:
2012
Oct 1911–Sep 1913
24-Month
50.56°F
(10.31°C)
52.02°F
(11.12°C)
-1.46°F
(-0.81°C)
1st Coolest
Coolest since:
1913, 1918
126th Warmest
Warmest since:
2017
Ties: 1918
Oct 1910–Sep 1913
36-Month
51.23°F
(10.68°C)
52.00°F
(11.11°C)
-0.77°F
(-0.43°C)
10th Coolest
Coolest since:
1917
116th Warmest
Warmest since:
2018
Oct 1909–Sep 1913
48-Month
51.42°F
(10.79°C)
51.99°F
(11.11°C)
-0.57°F
(-0.32°C)
11th Coolest
Coolest since:
1918
114th Warmest
Warmest since:
2018
Oct 1908–Sep 1913
60-Month
51.49°F
(10.83°C)
51.98°F
(11.10°C)
-0.49°F
(-0.27°C)
14th Coolest
Coolest since:
1920
110th Warmest
Warmest since:
2020

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