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, September 1929

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1929
1-Month
75.83°F
(24.35°C)
77.81°F
(25.45°C)
-1.98°F
(-1.10°C)
14th Coolest
Coolest since:
1965
115th Warmest
Warmest since:
1998
Aug–Sep 1929
2-Month
81.15°F
(27.31°C)
81.47°F
(27.48°C)
-0.32°F
(-0.17°C)
46th Coolest
Coolest since:
1965
83rd Warmest
Warmest since:
1998
Ties: 1914, 1951
Jul–Sep 1929
3-Month
83.07°F
(28.37°C)
83.20°F
(28.44°C)
-0.13°F
(-0.07°C)
54th Coolest
Coolest since:
1912
75th Warmest
Warmest since:
1936
Ties: 1951
Jun–Sep 1929
4-Month
82.49°F
(28.05°C)
82.74°F
(28.19°C)
-0.25°F
(-0.14°C)
45th Coolest
Coolest since:
1915
84th Warmest
Warmest since:
1936
May–Sep 1929
5-Month
80.32°F
(26.84°C)
80.78°F
(27.10°C)
-0.46°F
(-0.26°C)
37th Coolest
Coolest since:
1915
92nd Warmest
Warmest since:
1936
Ties: 1997
Apr–Sep 1929
6-Month
77.44°F
(25.24°C)
77.90°F
(25.50°C)
-0.46°F
(-0.26°C)
37th Coolest
Coolest since:
1907
92nd Warmest
Warmest since:
2012
Mar–Sep 1929
7-Month
74.23°F
(23.46°C)
74.34°F
(23.52°C)
-0.11°F
(-0.06°C)
53rd Coolest
Coolest since:
1912
76th Warmest
Warmest since:
2012
Ties: 1895
Feb–Sep 1929
8-Month
69.69°F
(20.94°C)
70.66°F
(21.48°C)
-0.97°F
(-0.54°C)
21st Coolest
Coolest since:
1912
108th Warmest
Warmest since:
2012
Jan–Sep 1929
9-Month
66.07°F
(18.93°C)
67.30°F
(19.61°C)
-1.23°F
(-0.68°C)
16th Coolest
Coolest since:
1912
113th Warmest
Warmest since:
2012
Dec 1928–Sep 1929
10-Month
63.80°F
(17.67°C)
64.85°F
(18.25°C)
-1.05°F
(-0.58°C)
16th Coolest
Coolest since:
1912
112th Warmest
Warmest since:
2012
Nov 1928–Sep 1929
11-Month
62.71°F
(17.06°C)
63.76°F
(17.64°C)
-1.05°F
(-0.58°C)
15th Coolest
Coolest since:
1912
113th Warmest
Warmest since:
2012
Oct 1928–Sep 1929
12-Month
63.10°F
(17.28°C)
64.01°F
(17.78°C)
-0.91°F
(-0.50°C)
18th Coolest
Coolest since:
1912
110th Warmest
Warmest since:
2012
Apr 1928–Sep 1929
18-Month
67.71°F
(19.84°C)
68.64°F
(20.36°C)
-0.93°F
(-0.52°C)
13th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2012
Oct 1927–Sep 1929
24-Month
63.53°F
(17.52°C)
63.99°F
(17.77°C)
-0.46°F
(-0.25°C)
30th Coolest
Coolest since:
1913
97th Warmest
Warmest since:
2017
Oct 1926–Sep 1929
36-Month
63.55°F
(17.53°C)
63.98°F
(17.77°C)
-0.43°F
(-0.24°C)
27th Coolest
Coolest since:
1917
99th Warmest
Warmest since:
2018
Ties: 1969
Oct 1925–Sep 1929
48-Month
63.51°F
(17.51°C)
63.97°F
(17.76°C)
-0.46°F
(-0.25°C)
19th Coolest
Coolest since:
1915
106th Warmest
Warmest since:
2018
Ties: 1919, 1972
Oct 1924–Sep 1929
60-Month
63.85°F
(17.69°C)
63.96°F
(17.76°C)
-0.11°F
(-0.07°C)
46th Coolest
Coolest since:
1907
78th Warmest
Warmest since:
2016
Ties: 1966

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