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, August 2011

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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 2011
1-Month
88.36°F
(31.31°C)
85.14°F
(29.52°C)
3.22°F
(1.79°C)
128th Coolest
Coolest since:
1927
1st Warmest
Warmest to Date
2011
Jul–Aug 2011
2-Month
88.63°F
(31.46°C)
85.91°F
(29.95°C)
2.72°F
(1.51°C)
125th Coolest
Coolest since:
1992
4th Warmest
Warmest since:
1936
Jun–Aug 2011
3-Month
86.66°F
(30.37°C)
84.39°F
(29.11°C)
2.27°F
(1.26°C)
124th Coolest
Coolest since:
1915
5th Warmest
Warmest since:
1936
May–Aug 2011
4-Month
82.79°F
(28.22°C)
81.53°F
(27.52°C)
1.26°F
(0.70°C)
109th Coolest
Coolest since:
1915
20th Warmest
Warmest since:
1934
Apr–Aug 2011
5-Month
79.07°F
(26.15°C)
77.92°F
(25.51°C)
1.15°F
(0.64°C)
107th Coolest
Coolest since:
1907
22nd Warmest
Warmest since:
1934
Mar–Aug 2011
6-Month
74.94°F
(23.86°C)
73.76°F
(23.20°C)
1.18°F
(0.66°C)
102nd Coolest
Coolest since:
1912
27th Warmest
Warmest since:
2012
Ties: 1918
Feb–Aug 2011
7-Month
70.58°F
(21.43°C)
69.63°F
(20.91°C)
0.95°F
(0.52°C)
96th Coolest
Coolest since:
1912
33rd Warmest
Warmest since:
2012
Ties: 1990
Jan–Aug 2011
8-Month
66.77°F
(19.32°C)
65.99°F
(18.88°C)
0.78°F
(0.44°C)
90th Coolest
Coolest since:
1912
39th Warmest
Warmest since:
2012
Dec 2010–Aug 2011
9-Month
64.02°F
(17.79°C)
63.42°F
(17.46°C)
0.60°F
(0.33°C)
85th Coolest
Coolest since:
1979
43rd Warmest
Warmest since:
2012
Nov 2010–Aug 2011
10-Month
63.00°F
(17.22°C)
62.35°F
(16.86°C)
0.65°F
(0.36°C)
92nd Coolest
Coolest since:
1912
36th Warmest
Warmest since:
2012
Ties: 1974, 2008
Oct 2010–Aug 2011
11-Month
63.58°F
(17.54°C)
62.75°F
(17.08°C)
0.83°F
(0.46°C)
100th Coolest
Coolest since:
1912
28th Warmest
Warmest since:
2012
Sep 2010–Aug 2011
12-Month
64.93°F
(18.29°C)
64.00°F
(17.78°C)
0.93°F
(0.51°C)
103rd Coolest
Coolest since:
1912
25th Warmest
Warmest since:
2012
Ties: 2013
Mar 2010–Aug 2011
18-Month
68.27°F
(20.15°C)
67.25°F
(19.58°C)
1.02°F
(0.57°C)
104th Coolest
Coolest since:
1899
24th Warmest
Warmest since:
2012
Sep 2009–Aug 2011
24-Month
64.43°F
(18.02°C)
63.99°F
(17.77°C)
0.44°F
(0.25°C)
85th Coolest
Coolest since:
1913
42nd Warmest
Warmest since:
2017
Sep 2008–Aug 2011
36-Month
64.51°F
(18.06°C)
63.97°F
(17.76°C)
0.54°F
(0.30°C)
88th Coolest
Coolest since:
1905
38th Warmest
Warmest since:
2018
Sep 2007–Aug 2011
48-Month
64.60°F
(18.11°C)
63.97°F
(17.76°C)
0.63°F
(0.35°C)
89th Coolest
Coolest since:
1915
36th Warmest
Warmest since:
2018
Sep 2006–Aug 2011
60-Month
64.74°F
(18.19°C)
63.96°F
(17.76°C)
0.78°F
(0.43°C)
93rd Coolest
Coolest since:
1907
31st Warmest
Warmest since:
2020

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