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, December 2020

View Period (Months):
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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2020
1-Month
35.71°F
(2.06°C)
32.68°F
(0.38°C)
3.03°F
(1.68°C)
106th Coolest
Coolest since:
1983
23rd Warmest
Warmest since:
2021
Nov–Dec 2020
2-Month
41.01°F
(5.01°C)
37.19°F
(2.88°C)
3.82°F
(2.13°C)
124th Coolest
Coolest since:
2000
5th Warmest
Warmest since:
2021
Oct–Dec 2020
3-Month
45.43°F
(7.46°C)
42.83°F
(6.02°C)
2.60°F
(1.44°C)
123rd Coolest
Coolest since:
1898
6th Warmest
Warmest since:
2021
Sep–Dec 2020
4-Month
50.55°F
(10.31°C)
48.33°F
(9.07°C)
2.22°F
(1.24°C)
121st Coolest
Coolest since:
1976
8th Warmest
Warmest since:
2021
Aug–Dec 2020
5-Month
55.38°F
(12.99°C)
53.09°F
(11.72°C)
2.29°F
(1.27°C)
123rd Coolest
Coolest since:
1976
6th Warmest
Warmest since:
2021
Jul–Dec 2020
6-Month
58.76°F
(14.87°C)
56.51°F
(13.62°C)
2.25°F
(1.25°C)
124th Coolest
Coolest since:
1976
5th Warmest
Warmest since:
2021
Jun–Dec 2020
7-Month
60.41°F
(15.78°C)
58.22°F
(14.57°C)
2.19°F
(1.21°C)
125th Coolest
Coolest since:
1976
4th Warmest
Warmest since:
2021
May–Dec 2020
8-Month
60.47°F
(15.82°C)
58.47°F
(14.71°C)
2.00°F
(1.11°C)
122nd Coolest
Coolest since:
1976
7th Warmest
Warmest since:
2021
Apr–Dec 2020
9-Month
59.41°F
(15.23°C)
57.65°F
(14.25°C)
1.76°F
(0.98°C)
121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2021
Mar–Dec 2020
10-Month
58.07°F
(14.48°C)
56.03°F
(13.35°C)
2.04°F
(1.13°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2012
Feb–Dec 2020
11-Month
56.08°F
(13.38°C)
54.01°F
(12.23°C)
2.07°F
(1.15°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2012
Jan–Dec 2020
12-Month
54.37°F
(12.43°C)
52.02°F
(11.12°C)
2.35°F
(1.31°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2012
Jul 2019–Dec 2020
18-Month
55.49°F
(13.05°C)
53.52°F
(11.96°C)
1.97°F
(1.09°C)
120th Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2012, 2016
Jan 2019–Dec 2020
24-Month
53.52°F
(11.96°C)
52.01°F
(11.12°C)
1.51°F
(0.84°C)
115th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2017
Jan 2018–Dec 2020
36-Month
53.52°F
(11.96°C)
52.01°F
(11.12°C)
1.51°F
(0.84°C)
114th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2017
Jan 2017–Dec 2020
48-Month
53.78°F
(12.10°C)
52.00°F
(11.11°C)
1.78°F
(0.99°C)
122nd Coolest
Coolest since:
1917
4th Warmest
Warmest since:
2018
Jan 2016–Dec 2020
60-Month
54.01°F
(12.23°C)
51.99°F
(11.11°C)
2.02°F
(1.12°C)
124th Coolest
Coolest since:
1920
1st Warmest
Warmest since:
2019, 2020
Ties: 2019

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