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, May 1993

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1993
1-Month
48.38°F
(9.10°C)
47.44°F
(8.58°C)
0.94°F
(0.52°C)
91st Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2018
Apr–May 1993
2-Month
43.18°F
(6.21°C)
43.03°F
(6.13°C)
0.15°F
(0.08°C)
55th Coolest
Coolest since:
1907
74th Warmest
Warmest since:
2012
Mar–May 1993
3-Month
39.12°F
(3.96°C)
38.68°F
(3.71°C)
0.44°F
(0.25°C)
77th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
2012
Feb–May 1993
4-Month
34.58°F
(1.43°C)
34.72°F
(1.51°C)
-0.14°F
(-0.08°C)
56th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2012
Ties: 1928
Jan–May 1993
5-Month
31.93°F
(-0.04°C)
31.72°F
(-0.16°C)
0.21°F
(0.12°C)
71st Coolest
Coolest since:
1917
58th Warmest
Warmest since:
2012
Ties: 2011
Dec 1992–May 1993
6-Month
30.38°F
(-0.90°C)
30.22°F
(-0.99°C)
0.16°F
(0.09°C)
63rd Coolest
Coolest since:
1917
65th Warmest
Warmest since:
2012
Nov 1992–May 1993
7-Month
30.45°F
(-0.86°C)
30.28°F
(-0.96°C)
0.17°F
(0.10°C)
70th Coolest
Coolest since:
1917
58th Warmest
Warmest since:
2012
Ties: 1988
Oct 1992–May 1993
8-Month
31.83°F
(-0.09°C)
31.68°F
(-0.18°C)
0.15°F
(0.09°C)
68th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2016, 2017
Sep 1992–May 1993
9-Month
34.05°F
(1.14°C)
33.93°F
(1.07°C)
0.12°F
(0.07°C)
66th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2016
Aug 1992–May 1993
10-Month
36.38°F
(2.43°C)
36.44°F
(2.47°C)
-0.06°F
(-0.04°C)
56th Coolest
Coolest since:
1917
72nd Warmest
Warmest since:
2017
Jul 1992–May 1993
11-Month
38.47°F
(3.59°C)
38.63°F
(3.68°C)
-0.16°F
(-0.09°C)
47th Coolest
Coolest since:
1917
81st Warmest
Warmest since:
2017
Jun 1992–May 1993
12-Month
39.85°F
(4.36°C)
40.04°F
(4.47°C)
-0.19°F
(-0.11°C)
46th Coolest
Coolest since:
1917
82nd Warmest
Warmest since:
2017
Dec 1991–May 1993
18-Month
37.70°F
(3.17°C)
36.76°F
(2.64°C)
0.94°F
(0.53°C)
99th Coolest
Coolest since:
1918
28th Warmest
Warmest since:
2017
Jun 1991–May 1993
24-Month
40.83°F
(4.91°C)
40.04°F
(4.47°C)
0.79°F
(0.44°C)
101st Coolest
Coolest since:
1918
26th Warmest
Warmest since:
2017
Ties: 1988
Jun 1990–May 1993
36-Month
41.00°F
(5.00°C)
40.02°F
(4.46°C)
0.98°F
(0.54°C)
103rd Coolest
Coolest since:
1918
23rd Warmest
Warmest since:
2017
Ties: 2009
Jun 1989–May 1993
48-Month
40.90°F
(4.94°C)
40.00°F
(4.44°C)
0.90°F
(0.50°C)
99th Coolest
Coolest since:
1918
26th Warmest
Warmest since:
2018
Jun 1988–May 1993
60-Month
40.83°F
(4.91°C)
40.00°F
(4.44°C)
0.83°F
(0.47°C)
97th Coolest
Coolest since:
1920
27th Warmest
Warmest since:
2020
Ties: 1991

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