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 1977

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
August 1977
1-Month		84.02°F
(28.90°C)		85.14°F
(29.52°C)		-1.12°F
(-0.62°C)		22nd Coolest
Coolest since:
1927
107th Warmest
Warmest since:
2011
Ties: 1911
Jul–Aug 1977
2-Month		85.76°F
(29.87°C)		85.91°F
(29.95°C)		-0.15°F
(-0.08°C)		49th Coolest
Coolest since:
1992
80th Warmest
Warmest since:
1936
Jun–Aug 1977
3-Month		85.02°F
(29.46°C)		84.39°F
(29.11°C)		0.63°F
(0.35°C)		82nd Coolest
Coolest since:
1915
47th Warmest
Warmest since:
1936
May–Aug 1977
4-Month		82.29°F
(27.94°C)		81.53°F
(27.52°C)		0.76°F
(0.42°C)		93rd Coolest
Coolest since:
1915
36th Warmest
Warmest since:
1934
Apr–Aug 1977
5-Month		79.35°F
(26.31°C)		77.92°F
(25.51°C)		1.43°F
(0.80°C)		115th Coolest
Coolest since:
1907
14th Warmest
Warmest since:
1934
Mar–Aug 1977
6-Month		75.29°F
(24.05°C)		73.77°F
(23.21°C)		1.52°F
(0.84°C)		112th Coolest
Coolest since:
1912
17th Warmest
Warmest since:
2012
Feb–Aug 1977
7-Month		71.46°F
(21.92°C)		69.63°F
(20.91°C)		1.83°F
(1.01°C)		118th Coolest
Coolest since:
1912
11th Warmest
Warmest since:
2012
Ties: 2020
Jan–Aug 1977
8-Month		66.74°F
(19.30°C)		65.99°F
(18.88°C)		0.75°F
(0.42°C)		89th Coolest
Coolest since:
1912
40th Warmest
Warmest since:
2012
Ties: 1943
Dec 1976–Aug 1977
9-Month		64.12°F
(17.84°C)		63.42°F
(17.46°C)		0.70°F
(0.38°C)		92nd Coolest
Coolest since:
1979
36th Warmest
Warmest since:
2012
Ties: 2013
Nov 1976–Aug 1977
10-Month		62.76°F
(17.09°C)		62.35°F
(16.86°C)		0.41°F
(0.23°C)		77th Coolest
Coolest since:
1912
51st Warmest
Warmest since:
2012
Ties: 1963
Oct 1976–Aug 1977
11-Month		62.76°F
(17.09°C)		62.76°F
(17.09°C)		0.00°F
(0.00°C)		55th Coolest
Coolest since:
1912
73rd Warmest
Warmest since:
2012
Ties: 1933, 1936, 1956
Sep 1976–Aug 1977
12-Month		63.97°F
(17.76°C)		64.01°F
(17.78°C)		-0.04°F
(-0.02°C)		55th Coolest
Coolest since:
1912
73rd Warmest
Warmest since:
2012
Mar 1976–Aug 1977
18-Month		67.20°F
(19.56°C)		67.26°F
(19.59°C)		-0.06°F
(-0.03°C)		55th Coolest
Coolest since:
1899
73rd Warmest
Warmest since:
2012
Sep 1975–Aug 1977
24-Month		64.37°F
(17.98°C)		64.00°F
(17.78°C)		0.37°F
(0.20°C)		80th Coolest
Coolest since:
1913
47th Warmest
Warmest since:
2017
Sep 1974–Aug 1977
36-Month		63.89°F
(17.72°C)		63.98°F
(17.77°C)		-0.09°F
(-0.05°C)		48th Coolest
Coolest since:
1905
78th Warmest
Warmest since:
2018
Ties: 1951
Sep 1973–Aug 1977
48-Month		64.07°F
(17.82°C)		63.97°F
(17.76°C)		0.10°F
(0.06°C)		61st Coolest
Coolest since:
1915
64th Warmest
Warmest since:
2018
Sep 1972–Aug 1977
60-Month		63.77°F
(17.65°C)		63.96°F
(17.76°C)		-0.19°F
(-0.11°C)		37th Coolest
Coolest since:
1907
87th Warmest
Warmest since:
2020

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