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 2010

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 2010
1-Month 		86.83°F
(30.46°C)		 85.14°F
(29.52°C)		 1.69°F
(0.94°C)		 106th Coolest
Coolest since:
 1927
23rd Warmest
Warmest since:
 2011
Jul–Aug 2010
2-Month 		86.92°F
(30.51°C)		 85.91°F
(29.95°C)		 1.01°F
(0.56°C)		 97th Coolest
Coolest since:
 1992
32nd Warmest
Warmest since:
 1936
Jun–Aug 2010
3-Month 		85.47°F
(29.71°C)		 84.39°F
(29.11°C)		 1.08°F
(0.60°C)		 104th Coolest
Coolest since:
 1915
25th Warmest
Warmest since:
 1936
Ties: 1953
May–Aug 2010
4-Month 		82.11°F
(27.84°C)		 81.53°F
(27.52°C)		 0.58°F
(0.32°C)		 87th Coolest
Coolest since:
 1915
42nd Warmest
Warmest since:
 1934
Apr–Aug 2010
5-Month 		78.92°F
(26.07°C)		 77.92°F
(25.51°C)		 1.00°F
(0.56°C)		 101st Coolest
Coolest since:
 1907
28th Warmest
Warmest since:
 1934
Mar–Aug 2010
6-Month 		74.95°F
(23.86°C)		 73.77°F
(23.21°C)		 1.18°F
(0.65°C)		 103rd Coolest
Coolest since:
 1912
26th Warmest
Warmest since:
 2012
Feb–Aug 2010
7-Month 		70.12°F
(21.18°C)		 69.63°F
(20.91°C)		 0.49°F
(0.27°C)		 81st Coolest
Coolest since:
 1912
48th Warmest
Warmest since:
 2012
Ties: 1992
Jan–Aug 2010
8-Month 		66.36°F
(19.09°C)		 65.99°F
(18.88°C)		 0.37°F
(0.21°C)		 74th Coolest
Coolest since:
 1912
55th Warmest
Warmest since:
 2012
Dec 2009–Aug 2010
9-Month 		63.32°F
(17.40°C)		 63.42°F
(17.46°C)		 -0.10°F
(-0.06°C)		 49th Coolest
Coolest since:
 1979
79th Warmest
Warmest since:
 2012
Nov 2009–Aug 2010
10-Month 		62.74°F
(17.08°C)		 62.35°F
(16.86°C)		 0.39°F
(0.22°C)		 75th Coolest
Coolest since:
 1912
53rd Warmest
Warmest since:
 2012
Ties: 1935
Oct 2009–Aug 2010
11-Month 		62.57°F
(16.98°C)		 62.76°F
(17.09°C)		 -0.19°F
(-0.11°C)		 44th Coolest
Coolest since:
 1912
84th Warmest
Warmest since:
 2012
Sep 2009–Aug 2010
12-Month 		63.94°F
(17.74°C)		 64.01°F
(17.78°C)		 -0.07°F
(-0.04°C)		 51st Coolest
Coolest since:
 1912
77th Warmest
Warmest since:
 2012
Ties: 1923, 2014
Mar 2009–Aug 2010
18-Month 		67.23°F
(19.57°C)		 67.26°F
(19.59°C)		 -0.03°F
(-0.02°C)		 58th Coolest
Coolest since:
 1899
70th Warmest
Warmest since:
 2012
Sep 2008–Aug 2010
24-Month 		64.30°F
(17.94°C)		 64.00°F
(17.78°C)		 0.30°F
(0.16°C)		 74th Coolest
Coolest since:
 1913
53rd Warmest
Warmest since:
 2017
Ties: 1926, 1943, 1957
Sep 2007–Aug 2010
36-Month 		64.49°F
(18.05°C)		 63.98°F
(17.77°C)		 0.51°F
(0.28°C)		 86th Coolest
Coolest since:
 1905
40th Warmest
Warmest since:
 2018
Sep 2006–Aug 2010
48-Month 		64.69°F
(18.16°C)		 63.97°F
(17.76°C)		 0.72°F
(0.40°C)		 92nd Coolest
Coolest since:
 1915
33rd Warmest
Warmest since:
 2018
Sep 2005–Aug 2010
60-Month 		65.11°F
(18.39°C)		 63.96°F
(17.76°C)		 1.15°F
(0.63°C)		 106th Coolest
Coolest since:
 1907
18th Warmest
Warmest since:
 2020

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