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 August 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Average Temperature Rankings, December 1998

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
December 1998
1-Month
35.55°F
(1.97°C)
32.68°F
(0.38°C)
2.87°F
(1.59°C)
104th Coolest Coolest since: 1997 1983
21st Warmest Warmest since: 1994 2015
Ties: 1896
Nov–Dec 1998
2-Month
40.23°F
(4.57°C)
37.19°F
(2.88°C)
3.04°F
(1.69°C)
118th Coolest Coolest since: 1997 2000
7th Warmest Warmest since: 1965 1999
Oct–Dec 1998
3-Month
45.20°F
(7.33°C)
42.83°F
(6.02°C)
2.37°F
(1.31°C)
120th Coolest Coolest since: 1997 1898
5th Warmest Warmest to Date 2015
Sep–Dec 1998
4-Month
51.14°F
(10.63°C)
48.33°F
(9.07°C)
2.81°F
(1.56°C)
122nd Coolest Coolest since: 1997 1976
3rd Warmest Warmest to Date 2015
Aug–Dec 1998
5-Month
55.72°F
(13.18°C)
53.09°F
(11.72°C)
2.63°F
(1.46°C)
122nd Coolest Coolest since: 1997 1976
3rd Warmest Warmest to Date 2015
Jul–Dec 1998
6-Month
59.02°F
(15.01°C)
56.51°F
(13.62°C)
2.51°F
(1.39°C)
122nd Coolest Coolest since: 1997 1976
3rd Warmest Warmest to Date 2015
Jun–Dec 1998
7-Month
60.32°F
(15.73°C)
58.22°F
(14.57°C)
2.10°F
(1.16°C)
122nd Coolest Coolest since: 1997 1976
3rd Warmest Warmest to Date 2015
May–Dec 1998
8-Month
60.59°F
(15.88°C)
58.47°F
(14.71°C)
2.12°F
(1.17°C)
122nd Coolest Coolest since: 1997 1976
3rd Warmest Warmest to Date 2015
Ties: 2012
Apr–Dec 1998
9-Month
59.53°F
(15.29°C)
57.65°F
(14.25°C)
1.88°F
(1.04°C)
119th Coolest Coolest since: 1997 1917
6th Warmest Warmest since: 1934 2015
Mar–Dec 1998
10-Month
57.71°F
(14.28°C)
56.03°F
(13.35°C)
1.68°F
(0.93°C)
116th Coolest Coolest since: 1997 1917
9th Warmest Warmest since: 1934 2012
Feb–Dec 1998
11-Month
55.98°F
(13.32°C)
54.01°F
(12.23°C)
1.97°F
(1.09°C)
120th Coolest Coolest since: 1997 1917
5th Warmest Warmest to Date 2012
Jan–Dec 1998
12-Month
54.23°F
(12.35°C)
52.02°F
(11.12°C)
2.21°F
(1.23°C)
119th Coolest Coolest since: 1997 1917
6th Warmest Warmest to Date 2012
Jul 1997–Dec 1998
18-Month
55.05°F
(12.81°C)
53.52°F
(11.96°C)
1.53°F
(0.85°C)
115th Coolest Coolest since: 1997 1917
9th Warmest Warmest since: 1934 2012, 2016
Ties: 2002
Jan 1997–Dec 1998
24-Month
53.22°F
(11.79°C)
52.02°F
(11.12°C)
1.20°F
(0.67°C)
105th Coolest Coolest since: 1997 1917
19th Warmest Warmest since: 1991 2017
Ties: 1939
Jan 1996–Dec 1998
36-Month
52.77°F
(11.54°C)
52.00°F
(11.11°C)
0.77°F
(0.43°C)
95th Coolest Coolest since: 1997 1917
28th Warmest Warmest since: 1992 2017
Jan 1995–Dec 1998
48-Month
52.74°F
(11.52°C)
51.99°F
(11.11°C)
0.75°F
(0.41°C)
95th Coolest Coolest since: 1997 1917
27th Warmest Warmest since: 1992 2018
Jan 1994–Dec 1998
60-Month
52.77°F
(11.54°C)
51.99°F
(11.11°C)
0.78°F
(0.43°C)
96th Coolest Coolest since: 1997 1920
25th Warmest Warmest since: 1991 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/