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 1930

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 1930
1-Month
59.25°F
(15.14°C)
59.06°F
(15.03°C)
0.19°F
(0.11°C)
67th Coolest
Coolest since:
1950
62nd Warmest
Warmest since:
2022
Ties: 1981
Jul–Aug 1930
2-Month
60.09°F
(15.61°C)
59.80°F
(15.44°C)
0.29°F
(0.17°C)
74th Coolest
Coolest since:
1950
55th Warmest
Warmest since:
2022
Jun–Aug 1930
3-Month
58.29°F
(14.61°C)
58.40°F
(14.67°C)
-0.11°F
(-0.06°C)
46th Coolest
Coolest since:
1915
83rd Warmest
Warmest since:
2021
May–Aug 1930
4-Month
55.46°F
(13.03°C)
55.67°F
(13.15°C)
-0.21°F
(-0.12°C)
37th Coolest
Coolest since:
1907
92nd Warmest
Warmest since:
2018
Ties: 1902, 1923
Apr–Aug 1930
5-Month
52.57°F
(11.43°C)
52.25°F
(11.25°C)
0.32°F
(0.18°C)
69th Coolest
Coolest since:
1907
60th Warmest
Warmest since:
2012
Ties: 1898
Mar–Aug 1930
6-Month
48.58°F
(9.21°C)
48.54°F
(9.19°C)
0.04°F
(0.02°C)
56th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2012
Ties: 1940
Feb–Aug 1930
7-Month
45.72°F
(7.62°C)
44.87°F
(7.15°C)
0.85°F
(0.47°C)
95th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
2012
Jan–Aug 1930
8-Month
41.67°F
(5.37°C)
41.73°F
(5.41°C)
-0.06°F
(-0.04°C)
55th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2012
Ties: 1909
Dec 1929–Aug 1930
9-Month
39.62°F
(4.23°C)
39.61°F
(4.23°C)
0.01°F
(0.00°C)
57th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
2012
Ties: 1909
Nov 1929–Aug 1930
10-Month
38.41°F
(3.56°C)
38.72°F
(3.73°C)
-0.31°F
(-0.17°C)
37th Coolest
Coolest since:
1917
91st Warmest
Warmest since:
2016
Oct 1929–Aug 1930
11-Month
38.68°F
(3.71°C)
38.96°F
(3.87°C)
-0.28°F
(-0.16°C)
42nd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2016
Sep 1929–Aug 1930
12-Month
39.70°F
(4.28°C)
40.04°F
(4.47°C)
-0.34°F
(-0.19°C)
32nd Coolest
Coolest since:
1917
96th Warmest
Warmest since:
2016
Ties: 1906, 1916, 1975
Mar 1929–Aug 1930
18-Month
42.62°F
(5.90°C)
42.87°F
(6.04°C)
-0.25°F
(-0.14°C)
40th Coolest
Coolest since:
1917
88th Warmest
Warmest since:
2016
Ties: 1963
Sep 1928–Aug 1930
24-Month
39.37°F
(4.09°C)
40.04°F
(4.47°C)
-0.67°F
(-0.38°C)
10th Coolest
Coolest since:
1918
117th Warmest
Warmest since:
2017
Sep 1927–Aug 1930
36-Month
39.55°F
(4.19°C)
40.02°F
(4.46°C)
-0.47°F
(-0.27°C)
16th Coolest
Coolest since:
1918
110th Warmest
Warmest since:
2017
Sep 1926–Aug 1930
48-Month
39.76°F
(4.31°C)
40.01°F
(4.45°C)
-0.25°F
(-0.14°C)
36th Coolest
Coolest since:
1918
89th Warmest
Warmest since:
2018
Ties: 1925
Sep 1925–Aug 1930
60-Month
39.78°F
(4.32°C)
39.99°F
(4.44°C)
-0.21°F
(-0.12°C)
33rd Coolest
Coolest since:
1920
91st Warmest
Warmest since:
2020

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