Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Average Temperature Rankings, December 2018

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
December 2018
1-Month
35.53°F
(1.96°C)
32.68°F
(0.38°C)
2.85°F
(1.58°C)
102nd Coolest Coolest since: 2017 1983
23rd Warmest Warmest since: 2015 2015
Nov–Dec 2018
2-Month
37.78°F
(3.21°C)
37.19°F
(2.88°C)
0.59°F
(0.33°C)
71st Coolest Coolest since: 2013 2000
54th Warmest Warmest since: 2017 1999
Oct–Dec 2018
3-Month
43.09°F
(6.16°C)
42.83°F
(6.02°C)
0.26°F
(0.14°C)
62nd Coolest Coolest since: 2013 1898
63rd Warmest Warmest since: 2017 2015
Sep–Dec 2018
4-Month
49.20°F
(9.56°C)
48.34°F
(9.08°C)
0.86°F
(0.48°C)
91st Coolest Coolest since: 2013 1976
34th Warmest Warmest since: 2017 2015
Aug–Dec 2018
5-Month
54.06°F
(12.26°C)
53.09°F
(11.72°C)
0.97°F
(0.54°C)
98th Coolest Coolest since: 2013 1976
27th Warmest Warmest since: 2017 2015
Jul–Dec 2018
6-Month
57.63°F
(14.24°C)
56.51°F
(13.62°C)
1.12°F
(0.62°C)
104th Coolest Coolest since: 2014 1976
21st Warmest Warmest since: 2017 2015
Jun–Dec 2018
7-Month
59.62°F
(15.34°C)
58.23°F
(14.57°C)
1.39°F
(0.77°C)
110th Coolest Coolest since: 2014 1976
15th Warmest Warmest since: 2017 2015
Ties: 2003
May–Dec 2018
8-Month
60.35°F
(15.75°C)
58.46°F
(14.70°C)
1.89°F
(1.05°C)
118th Coolest Coolest since: 2017 1976
7th Warmest Warmest since: 2016 2015
Apr–Dec 2018
9-Month
59.10°F
(15.06°C)
57.65°F
(14.25°C)
1.45°F
(0.81°C)
112th Coolest Coolest since: 2014 1917
13th Warmest Warmest since: 2017 2015
Mar–Dec 2018
10-Month
57.46°F
(14.14°C)
56.03°F
(13.35°C)
1.43°F
(0.79°C)
113th Coolest Coolest since: 2014 1917
12th Warmest Warmest since: 2017 2012
Feb–Dec 2018
11-Month
55.46°F
(13.03°C)
54.01°F
(12.23°C)
1.45°F
(0.80°C)
112th Coolest Coolest since: 2014 1917
13th Warmest Warmest since: 2017 2012
Jan–Dec 2018
12-Month
53.52°F
(11.96°C)
52.02°F
(11.12°C)
1.50°F
(0.84°C)
111th Coolest Coolest since: 2014 1917
14th Warmest Warmest since: 2017 2012
Jul 2017–Dec 2018
18-Month
55.07°F
(12.82°C)
53.52°F
(11.96°C)
1.55°F
(0.86°C)
116th Coolest Coolest since: 2014 1917
8th Warmest Warmest since: 2017 2012, 2016
Jan 2017–Dec 2018
24-Month
54.04°F
(12.24°C)
52.02°F
(11.12°C)
2.02°F
(1.12°C)
119th Coolest Coolest since: 2015 1917
5th Warmest Warmest since: 2017 2017
Jan 2016–Dec 2018
36-Month
54.33°F
(12.41°C)
52.01°F
(11.12°C)
2.32°F
(1.29°C)
121st Coolest Coolest since: 2016 1917
2nd Warmest Warmest since: 2017 2017
Jan 2015–Dec 2018
48-Month
54.35°F
(12.42°C)
52.00°F
(11.11°C)
2.35°F
(1.31°C)
121st Coolest Coolest since: 2017 1917
1st Warmest Warmest to Date 2018
Jan 2014–Dec 2018
60-Month
53.99°F
(12.22°C)
51.99°F
(11.11°C)
2.00°F
(1.11°C)
120th Coolest Coolest since: 2017 1920
1st Warmest Warmest to Date 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/