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.

Average Temperature Rankings, September 1930

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1930
1-Month
65.75°F
(18.75°C)
64.86°F
(18.26°C)
0.89°F
(0.49°C)
84th Coolest
Coolest since:
1965
45th Warmest
Warmest since:
1998
Aug–Sep 1930
2-Month
69.32°F
(20.73°C)
68.47°F
(20.26°C)
0.85°F
(0.47°C)
93rd Coolest
Coolest since:
1974
36th Warmest
Warmest since:
1998
Ties: 1954
Jul–Sep 1930
3-Month
71.23°F
(21.79°C)
70.19°F
(21.22°C)
1.04°F
(0.57°C)
99th Coolest
Coolest since:
1950
30th Warmest
Warmest to Date
2022
Jun–Sep 1930
4-Month
70.53°F
(21.41°C)
69.77°F
(20.98°C)
0.76°F
(0.43°C)
91st Coolest
Coolest since:
1903
38th Warmest
Warmest since:
2022
May–Sep 1930
5-Month
68.27°F
(20.15°C)
67.86°F
(19.92°C)
0.41°F
(0.23°C)
76th Coolest
Coolest since:
1907
53rd Warmest
Warmest since:
2018
Apr–Sep 1930
6-Month
65.96°F
(18.87°C)
65.06°F
(18.37°C)
0.90°F
(0.50°C)
99th Coolest
Coolest since:
1907
30th Warmest
Warmest since:
2012
Ties: 1937
Mar–Sep 1930
7-Month
62.31°F
(16.84°C)
61.69°F
(16.49°C)
0.62°F
(0.35°C)
89th Coolest
Coolest since:
1912
40th Warmest
Warmest since:
2012
Feb–Sep 1930
8-Month
59.53°F
(15.29°C)
58.20°F
(14.56°C)
1.33°F
(0.73°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2012
Jan–Sep 1930
9-Month
55.53°F
(13.07°C)
55.08°F
(12.82°C)
0.45°F
(0.25°C)
81st Coolest
Coolest since:
1912
48th Warmest
Warmest since:
2012
Dec 1929–Sep 1930
10-Month
53.38°F
(11.88°C)
52.85°F
(11.58°C)
0.53°F
(0.30°C)
84th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
2012
Nov 1929–Sep 1930
11-Month
52.01°F
(11.12°C)
51.83°F
(11.02°C)
0.18°F
(0.10°C)
68th Coolest
Coolest since:
1912
60th Warmest
Warmest since:
2012
Ties: 1957
Oct 1929–Sep 1930
12-Month
52.17°F
(11.21°C)
52.03°F
(11.13°C)
0.14°F
(0.08°C)
63rd Coolest
Coolest since:
1912
65th Warmest
Warmest since:
2012
Ties: 1972
Apr 1929–Sep 1930
18-Month
56.29°F
(13.49°C)
56.37°F
(13.54°C)
-0.08°F
(-0.05°C)
52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2012
Oct 1928–Sep 1930
24-Month
51.65°F
(10.92°C)
52.02°F
(11.12°C)
-0.37°F
(-0.20°C)
28th Coolest
Coolest since:
1913, 1918
99th Warmest
Warmest since:
2017
Oct 1927–Sep 1930
36-Month
51.71°F
(10.95°C)
52.00°F
(11.11°C)
-0.29°F
(-0.16°C)
33rd Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2018
Oct 1926–Sep 1930
48-Month
51.78°F
(10.99°C)
51.99°F
(11.11°C)
-0.21°F
(-0.12°C)
37th Coolest
Coolest since:
1918
88th Warmest
Warmest since:
2018
Oct 1925–Sep 1930
60-Month
51.73°F
(10.96°C)
51.98°F
(11.10°C)
-0.25°F
(-0.14°C)
29th Coolest
Coolest since:
1920
95th Warmest
Warmest since:
2020

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