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 1979

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  • Top 1/3
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1979
1-Month
79.83°F
(26.57°C)
77.81°F
(25.45°C)
2.02°F
(1.12°C)
108th Coolest
Coolest since:
1965
21st Warmest
Warmest since:
1998
Aug–Sep 1979
2-Month
81.54°F
(27.52°C)
81.47°F
(27.48°C)
0.07°F
(0.04°C)
60th Coolest
Coolest since:
1965
69th Warmest
Warmest since:
1998
Ties: 1962, 1997
Jul–Sep 1979
3-Month
82.95°F
(28.31°C)
83.20°F
(28.44°C)
-0.25°F
(-0.13°C)
46th Coolest
Coolest since:
1912
83rd Warmest
Warmest since:
1936
Ties: 1916, 2009
Jun–Sep 1979
4-Month
82.48°F
(28.04°C)
82.74°F
(28.19°C)
-0.26°F
(-0.15°C)
43rd Coolest
Coolest since:
1915
86th Warmest
Warmest since:
1936
Ties: 1896
May–Sep 1979
5-Month
80.28°F
(26.82°C)
80.78°F
(27.10°C)
-0.50°F
(-0.28°C)
36th Coolest
Coolest since:
1915
93rd Warmest
Warmest since:
1936
Apr–Sep 1979
6-Month
77.20°F
(25.11°C)
77.91°F
(25.51°C)
-0.71°F
(-0.40°C)
28th Coolest
Coolest since:
1907
101st Warmest
Warmest since:
2012
Ties: 1961
Mar–Sep 1979
7-Month
73.75°F
(23.19°C)
74.35°F
(23.53°C)
-0.60°F
(-0.34°C)
26th Coolest
Coolest since:
1912
103rd Warmest
Warmest since:
2012
Feb–Sep 1979
8-Month
69.37°F
(20.76°C)
70.66°F
(21.48°C)
-1.29°F
(-0.72°C)
12th Coolest
Coolest since:
1912
117th Warmest
Warmest since:
2012
Jan–Sep 1979
9-Month
65.13°F
(18.41°C)
67.30°F
(19.61°C)
-2.17°F
(-1.20°C)
2nd Coolest
Coolest since:
1912
127th Warmest
Warmest since:
2012
Dec 1978–Sep 1979
10-Month
62.64°F
(17.02°C)
64.85°F
(18.25°C)
-2.21°F
(-1.23°C)
3rd Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2012
Nov 1978–Sep 1979
11-Month
61.66°F
(16.48°C)
63.75°F
(17.64°C)
-2.09°F
(-1.16°C)
2nd Coolest
Coolest since:
1912
126th Warmest
Warmest since:
2012
Oct 1978–Sep 1979
12-Month
62.22°F
(16.79°C)
64.01°F
(17.78°C)
-1.79°F
(-0.99°C)
5th Coolest
Coolest since:
1912
123rd Warmest
Warmest since:
2012
Apr 1978–Sep 1979
18-Month
67.45°F
(19.69°C)
68.64°F
(20.36°C)
-1.19°F
(-0.67°C)
6th Coolest
Coolest since:
1912
122nd Warmest
Warmest since:
2012
Oct 1977–Sep 1979
24-Month
62.61°F
(17.01°C)
63.99°F
(17.77°C)
-1.38°F
(-0.76°C)
2nd Coolest
Coolest since:
1913
125th Warmest
Warmest since:
2017
Oct 1976–Sep 1979
36-Month
63.08°F
(17.27°C)
63.98°F
(17.77°C)
-0.90°F
(-0.50°C)
6th Coolest
Coolest since:
1917
120th Warmest
Warmest since:
2018
Oct 1975–Sep 1979
48-Month
63.53°F
(17.52°C)
63.97°F
(17.76°C)
-0.44°F
(-0.24°C)
25th Coolest
Coolest since:
1915
100th Warmest
Warmest since:
2018
Ties: 1912
Oct 1974–Sep 1979
60-Month
63.42°F
(17.46°C)
63.96°F
(17.76°C)
-0.54°F
(-0.30°C)
13th Coolest
Coolest since:
1907
111th Warmest
Warmest since:
2016

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