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, December 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
(1895-2021)
Warmest/Coolest
Since
Record
December 1993
1-Month
24.37°F
(-4.24°C)
22.60°F
(-5.22°C)
1.77°F
(0.98°C)
86th Coolest
Coolest since:
1909
42nd Warmest
Warmest since:
2015
Nov–Dec 1993
2-Month
26.25°F
(-3.19°C)
26.64°F
(-2.98°C)
-0.39°F
(-0.21°C)
43rd Coolest
Coolest since:
1976
85th Warmest
Warmest since:
2015
Ties: 1952, 1958
Oct–Dec 1993
3-Month
31.03°F
(-0.54°C)
31.56°F
(-0.24°C)
-0.53°F
(-0.30°C)
35th Coolest
Coolest since:
1976
93rd Warmest
Warmest since:
2015
Ties: 1983
Sep–Dec 1993
4-Month
35.84°F
(2.13°C)
36.65°F
(2.58°C)
-0.81°F
(-0.45°C)
21st Coolest
Coolest since:
1976
107th Warmest
Warmest since:
2015
Aug–Dec 1993
5-Month
40.58°F
(4.77°C)
41.13°F
(5.07°C)
-0.55°F
(-0.30°C)
29th Coolest
Coolest since:
1976
99th Warmest
Warmest since:
2015
Ties: 1896, 1904
Jul–Dec 1993
6-Month
43.86°F
(6.59°C)
44.36°F
(6.87°C)
-0.50°F
(-0.28°C)
27th Coolest
Coolest since:
1976
101st Warmest
Warmest since:
2021
Ties: 1964, 2000
Jun–Dec 1993
7-Month
45.47°F
(7.48°C)
45.97°F
(7.76°C)
-0.50°F
(-0.28°C)
28th Coolest
Coolest since:
1976
100th Warmest
Warmest since:
2021
May–Dec 1993
8-Month
45.84°F
(7.69°C)
46.16°F
(7.87°C)
-0.32°F
(-0.18°C)
37th Coolest
Coolest since:
1976
91st Warmest
Warmest since:
2015
Apr–Dec 1993
9-Month
44.96°F
(7.20°C)
45.31°F
(7.39°C)
-0.35°F
(-0.19°C)
30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2015
Ties: 1952, 1966
Mar–Dec 1993
10-Month
43.57°F
(6.43°C)
43.79°F
(6.55°C)
-0.22°F
(-0.12°C)
44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2015
Ties: 1970
Feb–Dec 1993
11-Month
41.51°F
(5.28°C)
41.88°F
(5.49°C)
-0.37°F
(-0.21°C)
38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
2016
Jan–Dec 1993
12-Month
39.83°F
(4.35°C)
40.03°F
(4.46°C)
-0.20°F
(-0.11°C)
48th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2016
Ties: 1944
Jul 1992–Dec 1993
18-Month
41.19°F
(5.11°C)
41.48°F
(5.27°C)
-0.29°F
(-0.16°C)
34th Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2016
Ties: 1928, 1964, 1966, 1975
Jan 1992–Dec 1993
24-Month
40.45°F
(4.69°C)
40.03°F
(4.46°C)
0.42°F
(0.23°C)
81st Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2017
Jan 1991–Dec 1993
36-Month
40.80°F
(4.89°C)
40.02°F
(4.46°C)
0.78°F
(0.43°C)
99th Coolest
Coolest since:
1918
27th Warmest
Warmest since:
2017
Ties: 2009
Jan 1990–Dec 1993
48-Month
40.95°F
(4.97°C)
40.01°F
(4.45°C)
0.94°F
(0.52°C)
102nd Coolest
Coolest since:
1919
23rd Warmest
Warmest to Date
2018
Jan 1989–Dec 1993
60-Month
40.70°F
(4.83°C)
40.00°F
(4.44°C)
0.70°F
(0.39°C)
93rd Coolest
Coolest since:
1920
31st Warmest
Warmest since:
2019

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