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.

Minimum Temperature Rankings, August 1901

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 1901
1-Month
60.24°F
(15.69°C)
59.06°F
(15.03°C)
1.18°F
(0.66°C)
101st Coolest
Coolest since:
1950
28th Warmest
Warmest to Date
2022
Jul–Aug 1901
2-Month
61.40°F
(16.33°C)
59.80°F
(15.44°C)
1.60°F
(0.89°C)
112th Coolest
Coolest since:
1950
17th Warmest
Warmest to Date
2022
Jun–Aug 1901
3-Month
59.41°F
(15.23°C)
58.41°F
(14.67°C)
1.00°F
(0.56°C)
103rd Coolest
Coolest since:
1915
26th Warmest
Warmest to Date
2021
Ties: 1991
May–Aug 1901
4-Month
56.61°F
(13.67°C)
55.66°F
(13.14°C)
0.95°F
(0.53°C)
99th Coolest
Coolest since:
1907
30th Warmest
Warmest since:
2018
Apr–Aug 1901
5-Month
52.71°F
(11.51°C)
52.26°F
(11.26°C)
0.45°F
(0.25°C)
79th Coolest
Coolest since:
1907
50th Warmest
Warmest since:
2012
Ties: 1952, 1969
Mar–Aug 1901
6-Month
48.75°F
(9.31°C)
48.54°F
(9.19°C)
0.21°F
(0.12°C)
67th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2012
Ties: 1978
Feb–Aug 1901
7-Month
44.57°F
(6.98°C)
44.87°F
(7.15°C)
-0.30°F
(-0.17°C)
40th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
2012
Ties: 1902
Jan–Aug 1901
8-Month
41.64°F
(5.36°C)
41.73°F
(5.41°C)
-0.09°F
(-0.05°C)
54th Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2012
Dec 1900–Aug 1901
9-Month
39.71°F
(4.28°C)
39.61°F
(4.23°C)
0.10°F
(0.05°C)
65th Coolest
Coolest since:
1917
63rd Warmest
Warmest since:
2012
Ties: 2008
Nov 1900–Aug 1901
10-Month
38.82°F
(3.79°C)
38.72°F
(3.73°C)
0.10°F
(0.06°C)
69th Coolest
Coolest since:
1917
59th Warmest
Warmest since:
2016
Ties: 1996
Oct 1900–Aug 1901
11-Month
39.36°F
(4.09°C)
38.96°F
(3.87°C)
0.40°F
(0.22°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2016
Sep 1900–Aug 1901
12-Month
40.52°F
(4.73°C)
40.04°F
(4.47°C)
0.48°F
(0.26°C)
86th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
Mar 1900–Aug 1901
18-Month
43.41°F
(6.34°C)
42.88°F
(6.04°C)
0.53°F
(0.30°C)
89th Coolest
Coolest since:
1917
39th Warmest
Warmest to Date
2016
Sep 1899–Aug 1901
24-Month
40.54°F
(4.74°C)
40.04°F
(4.47°C)
0.50°F
(0.27°C)
87th Coolest
Coolest since:
1918
40th Warmest
Warmest to Date
2017
Sep 1898–Aug 1901
36-Month
39.75°F
(4.31°C)
40.02°F
(4.46°C)
-0.27°F
(-0.15°C)
36th Coolest
Coolest since:
1918
90th Warmest
Warmest since:
2017
Sep 1897–Aug 1901
48-Month
39.87°F
(4.37°C)
40.01°F
(4.45°C)
-0.14°F
(-0.08°C)
44th Coolest
Coolest since:
1918
81st Warmest
Warmest to Date
2018
Ties: 1977
Sep 1896–Aug 1901
60-Month
39.81°F
(4.34°C)
40.00°F
(4.44°C)
-0.19°F
(-0.10°C)
38th Coolest
Coolest since:
1920
86th Warmest
Warmest to Date
2020
Ties: 1981

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