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, August 2009

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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
August 2009
1-Month
71.89°F
(22.16°C)
72.10°F
(22.28°C)
-0.21°F
(-0.12°C)
46th Coolest
Coolest since:
1927
83rd Warmest
Warmest since:
1983
Ties: 1951, 1993
Jul–Aug 2009
2-Month
72.26°F
(22.37°C)
72.86°F
(22.70°C)
-0.60°F
(-0.33°C)
28th Coolest
Coolest since:
1992
101st Warmest
Warmest since:
1936
Jun–Aug 2009
3-Month
71.02°F
(21.68°C)
71.40°F
(21.89°C)
-0.38°F
(-0.21°C)
35th Coolest
Coolest since:
1915
94th Warmest
Warmest since:
1936, 2021
May–Aug 2009
4-Month
68.68°F
(20.38°C)
68.60°F
(20.33°C)
0.08°F
(0.05°C)
56th Coolest
Coolest since:
1907
73rd Warmest
Warmest since:
2018
Ties: 1913
Apr–Aug 2009
5-Month
65.13°F
(18.41°C)
65.10°F
(18.39°C)
0.03°F
(0.02°C)
51st Coolest
Coolest since:
1907
78th Warmest
Warmest since:
2012
Mar–Aug 2009
6-Month
61.42°F
(16.34°C)
61.16°F
(16.20°C)
0.26°F
(0.14°C)
74th Coolest
Coolest since:
1917
55th Warmest
Warmest since:
2012
Ties: 1954
Feb–Aug 2009
7-Month
57.90°F
(14.39°C)
57.26°F
(14.03°C)
0.64°F
(0.36°C)
90th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2012
Jan–Aug 2009
8-Month
54.54°F
(12.52°C)
53.86°F
(12.14°C)
0.68°F
(0.38°C)
92nd Coolest
Coolest since:
1912
37th Warmest
Warmest since:
2012
Dec 2008–Aug 2009
9-Month
52.02°F
(11.12°C)
51.51°F
(10.84°C)
0.51°F
(0.28°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2012
Nov 2008–Aug 2009
10-Month
51.21°F
(10.67°C)
50.54°F
(10.30°C)
0.67°F
(0.37°C)
93rd Coolest
Coolest since:
1912
35th Warmest
Warmest since:
2012
Ties: 1932
Oct 2008–Aug 2009
11-Month
51.46°F
(10.81°C)
50.86°F
(10.48°C)
0.60°F
(0.33°C)
88th Coolest
Coolest since:
1912
40th Warmest
Warmest since:
2012
Sep 2008–Aug 2009
12-Month
52.61°F
(11.45°C)
52.03°F
(11.13°C)
0.58°F
(0.32°C)
90th Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2012
Mar 2008–Aug 2009
18-Month
55.49°F
(13.05°C)
55.06°F
(12.81°C)
0.43°F
(0.24°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2017
Sep 2007–Aug 2009
24-Month
52.67°F
(11.48°C)
52.01°F
(11.12°C)
0.66°F
(0.36°C)
93rd Coolest
Coolest since:
1918
34th Warmest
Warmest since:
2017
Sep 2006–Aug 2009
36-Month
52.90°F
(11.61°C)
52.01°F
(11.12°C)
0.89°F
(0.49°C)
101st Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2018
Sep 2005–Aug 2009
48-Month
53.32°F
(11.84°C)
51.99°F
(11.11°C)
1.33°F
(0.73°C)
106th Coolest
Coolest since:
1920
19th Warmest
Warmest since:
2018
Ties: 2014
Sep 2004–Aug 2009
60-Month
53.37°F
(11.87°C)
51.98°F
(11.10°C)
1.39°F
(0.77°C)
111th Coolest
Coolest since:
1920
13th Warmest
Warmest since:
2020
Ties: 2015

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