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 1930

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 1930
1-Month 		86.52°F
(30.29°C)		 85.14°F
(29.52°C)		 1.38°F
(0.77°C)		 104th Coolest
Coolest since:
 1927
25th Warmest
Warmest since:
 2011
Jul–Aug 1930
2-Month 		87.83°F
(31.02°C)		 85.91°F
(29.95°C)		 1.92°F
(1.07°C)		 118th Coolest
Coolest since:
 1992
11th Warmest
Warmest since:
 1936
Jun–Aug 1930
3-Month 		85.92°F
(29.96°C)		 84.39°F
(29.11°C)		 1.53°F
(0.85°C)		 112th Coolest
Coolest since:
 1915
17th Warmest
Warmest to Date
 1936
May–Aug 1930
4-Month 		82.32°F
(27.96°C)		 81.53°F
(27.52°C)		 0.79°F
(0.44°C)		 97th Coolest
Coolest since:
 1915
32nd Warmest
Warmest since:
 1934
Ties: 1949
Apr–Aug 1930
5-Month 		79.40°F
(26.33°C)		 77.92°F
(25.51°C)		 1.48°F
(0.82°C)		 116th Coolest
Coolest since:
 1907
13th Warmest
Warmest to Date
 1934
Mar–Aug 1930
6-Month 		74.87°F
(23.82°C)		 73.77°F
(23.21°C)		 1.10°F
(0.61°C)		 100th Coolest
Coolest since:
 1912
29th Warmest
Warmest since:
 2012
Feb–Aug 1930
7-Month 		71.55°F
(21.97°C)		 69.63°F
(20.91°C)		 1.92°F
(1.06°C)		 121st Coolest
Coolest since:
 1912
8th Warmest
Warmest since:
 2012
Ties: 1988
Jan–Aug 1930
8-Month 		66.83°F
(19.35°C)		 65.99°F
(18.88°C)		 0.84°F
(0.47°C)		 93rd Coolest
Coolest since:
 1912
36th Warmest
Warmest since:
 2012
Dec 1929–Aug 1930
9-Month 		64.37°F
(17.98°C)		 63.42°F
(17.46°C)		 0.95°F
(0.52°C)		 97th Coolest
Coolest since:
 1979
31st Warmest
Warmest since:
 2012
Nov 1929–Aug 1930
10-Month 		62.86°F
(17.14°C)		 62.35°F
(16.86°C)		 0.51°F
(0.28°C)		 81st Coolest
Coolest since:
 1912
47th Warmest
Warmest since:
 2012
Oct 1929–Aug 1930
11-Month 		63.19°F
(17.33°C)		 62.76°F
(17.09°C)		 0.43°F
(0.24°C)		 80th Coolest
Coolest since:
 1912
48th Warmest
Warmest since:
 2012
Ties: 1989
Sep 1929–Aug 1930
12-Month 		64.24°F
(17.91°C)		 64.01°F
(17.78°C)		 0.23°F
(0.13°C)		 70th Coolest
Coolest since:
 1912
58th Warmest
Warmest since:
 2012
Mar 1929–Aug 1930
18-Month 		67.48°F
(19.71°C)		 67.26°F
(19.59°C)		 0.22°F
(0.12°C)		 72nd Coolest
Coolest since:
 1899
56th Warmest
Warmest since:
 2012
Sep 1928–Aug 1930
24-Month 		63.72°F
(17.62°C)		 64.00°F
(17.78°C)		 -0.28°F
(-0.16°C)		 37th Coolest
Coolest since:
 1913
90th Warmest
Warmest since:
 2017
Ties: 1968
Sep 1927–Aug 1930
36-Month 		63.81°F
(17.67°C)		 63.98°F
(17.77°C)		 -0.17°F
(-0.10°C)		 43rd Coolest
Coolest since:
 1905
83rd Warmest
Warmest since:
 2018
Sep 1926–Aug 1930
48-Month 		63.73°F
(17.63°C)		 63.97°F
(17.76°C)		 -0.24°F
(-0.13°C)		 36th Coolest
Coolest since:
 1915
89th Warmest
Warmest since:
 2018
Sep 1925–Aug 1930
60-Month 		63.71°F
(17.62°C)		 63.96°F
(17.76°C)		 -0.25°F
(-0.14°C)		 31st Coolest
Coolest since:
 1907
93rd Warmest
Warmest since:
 2020
Ties: 1912, 1924, 1962

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