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 1927

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1927
1-Month
64.98°F
(18.32°C)
64.86°F
(18.26°C)
0.12°F
(0.06°C)
61st Coolest
Coolest since:
1965
68th Warmest
Warmest since:
1998
Aug–Sep 1927
2-Month
67.18°F
(19.54°C)
68.48°F
(20.27°C)
-1.30°F
(-0.73°C)
8th Coolest
Coolest since:
1974
121st Warmest
Warmest since:
1998
Jul–Sep 1927
3-Month
69.01°F
(20.56°C)
70.19°F
(21.22°C)
-1.18°F
(-0.66°C)
11th Coolest
Coolest since:
1950
118th Warmest
Warmest since:
2022
Ties: 1904
Jun–Sep 1927
4-Month
68.56°F
(20.31°C)
69.76°F
(20.98°C)
-1.20°F
(-0.67°C)
8th Coolest
Coolest since:
1903
121st Warmest
Warmest since:
2022
Ties: 1902
May–Sep 1927
5-Month
66.80°F
(19.33°C)
67.85°F
(19.92°C)
-1.05°F
(-0.59°C)
10th Coolest
Coolest since:
1907
119th Warmest
Warmest since:
2018
Ties: 1968
Apr–Sep 1927
6-Month
64.26°F
(17.92°C)
65.05°F
(18.36°C)
-0.79°F
(-0.44°C)
19th Coolest
Coolest since:
1907
110th Warmest
Warmest since:
2012
Mar–Sep 1927
7-Month
61.12°F
(16.18°C)
61.69°F
(16.49°C)
-0.57°F
(-0.31°C)
23rd Coolest
Coolest since:
1912
106th Warmest
Warmest since:
2012
Ties: 1984
Feb–Sep 1927
8-Month
58.22°F
(14.57°C)
58.21°F
(14.56°C)
0.01°F
(0.01°C)
53rd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2012
Ties: 1949, 1996
Jan–Sep 1927
9-Month
55.25°F
(12.92°C)
55.08°F
(12.82°C)
0.17°F
(0.10°C)
63rd Coolest
Coolest since:
1912
66th Warmest
Warmest since:
2012
Ties: 1974
Dec 1926–Sep 1927
10-Month
52.86°F
(11.59°C)
52.85°F
(11.58°C)
0.01°F
(0.01°C)
52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2012
Nov 1926–Sep 1927
11-Month
51.73°F
(10.96°C)
51.83°F
(11.02°C)
-0.10°F
(-0.06°C)
44th Coolest
Coolest since:
1912
84th Warmest
Warmest since:
2012
Ties: 1896
Oct 1926–Sep 1927
12-Month
52.00°F
(11.11°C)
52.03°F
(11.13°C)
-0.03°F
(-0.02°C)
53rd Coolest
Coolest since:
1912
75th Warmest
Warmest since:
2012
Apr 1926–Sep 1927
18-Month
56.28°F
(13.49°C)
56.36°F
(13.53°C)
-0.08°F
(-0.04°C)
49th Coolest
Coolest since:
1917
79th Warmest
Warmest since:
2012
Ties: 1948, 1994
Oct 1925–Sep 1927
24-Month
51.77°F
(10.98°C)
52.02°F
(11.12°C)
-0.25°F
(-0.14°C)
36th Coolest
Coolest since:
1913, 1918
91st Warmest
Warmest since:
2017
Ties: 1972
Oct 1924–Sep 1927
36-Month
52.11°F
(11.17°C)
52.00°F
(11.11°C)
0.11°F
(0.06°C)
68th Coolest
Coolest since:
1917
58th Warmest
Warmest since:
2018
Ties: 1911, 1938, 1976
Oct 1923–Sep 1927
48-Month
51.83°F
(11.02°C)
51.99°F
(11.11°C)
-0.16°F
(-0.09°C)
40th Coolest
Coolest since:
1918
85th Warmest
Warmest since:
2018
Oct 1922–Sep 1927
60-Month
51.80°F
(11.00°C)
51.98°F
(11.10°C)
-0.18°F
(-0.10°C)
40th Coolest
Coolest since:
1920
84th Warmest
Warmest since:
2020

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