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 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Minimum Temperature Rankings, December 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2009
1-Month
20.30°F
(-6.50°C)
22.60°F
(-5.22°C)
-2.30°F
(-1.28°C)
22nd Coolest Coolest since: 2000 1909
105th Warmest Warmest since: 2008 2015
Nov–Dec 2009
2-Month
27.21°F
(-2.66°C)
26.64°F
(-2.98°C)
0.57°F
(0.32°C)
67th Coolest Coolest since: 2008 1976
60th Warmest Warmest since: 2007 2015
Oct–Dec 2009
3-Month
31.51°F
(-0.27°C)
31.57°F
(-0.24°C)
-0.06°F
(-0.03°C)
54th Coolest Coolest since: 2000 1976
73rd Warmest Warmest since: 2008 2015
Sep–Dec 2009
4-Month
37.09°F
(2.83°C)
36.65°F
(2.58°C)
0.44°F
(0.25°C)
73rd Coolest Coolest since: 2008 1976
54th Warmest Warmest since: 2007 2015
Aug–Dec 2009
5-Month
41.51°F
(5.28°C)
41.13°F
(5.07°C)
0.38°F
(0.21°C)
70th Coolest Coolest since: 2008 1976
57th Warmest Warmest since: 2007 2015
Ties: 1957
Jul–Dec 2009
6-Month
44.58°F
(6.99°C)
44.37°F
(6.87°C)
0.21°F
(0.12°C)
65th Coolest Coolest since: 2000 1976
62nd Warmest Warmest since: 2008 2015
Ties: 1962
Jun–Dec 2009
7-Month
46.28°F
(7.93°C)
45.97°F
(7.76°C)
0.31°F
(0.17°C)
68th Coolest Coolest since: 2000 1976
59th Warmest Warmest since: 2008 2015
Ties: 1965
May–Dec 2009
8-Month
46.64°F
(8.13°C)
46.16°F
(7.87°C)
0.48°F
(0.26°C)
84th Coolest Coolest since: 2008 1976
43rd Warmest Warmest since: 2007 2015
Ties: 1957
Apr–Dec 2009
9-Month
45.72°F
(7.62°C)
45.32°F
(7.40°C)
0.40°F
(0.22°C)
81st Coolest Coolest since: 2008 1917
46th Warmest Warmest since: 2007 2015
Mar–Dec 2009
10-Month
44.24°F
(6.80°C)
43.78°F
(6.54°C)
0.46°F
(0.26°C)
83rd Coolest Coolest since: 2008 1917
44th Warmest Warmest since: 2007 2015
Feb–Dec 2009
11-Month
42.49°F
(5.83°C)
41.88°F
(5.49°C)
0.61°F
(0.34°C)
86th Coolest Coolest since: 2008 1917
41st Warmest Warmest since: 2007 2016
Jan–Dec 2009
12-Month
40.60°F
(4.78°C)
40.04°F
(4.47°C)
0.56°F
(0.31°C)
83rd Coolest Coolest since: 2008 1917
44th Warmest Warmest since: 2007 2016
Jul 2008–Dec 2009
18-Month
41.97°F
(5.54°C)
41.48°F
(5.27°C)
0.49°F
(0.27°C)
87th Coolest Coolest since: 1997 1917
39th Warmest Warmest since: 2008 2016
Jan 2008–Dec 2009
24-Month
40.37°F
(4.65°C)
40.04°F
(4.47°C)
0.33°F
(0.18°C)
76th Coolest Coolest since: 1997 1917
50th Warmest Warmest since: 2008 2017
Ties: 1901
Jan 2007–Dec 2009
36-Month
40.80°F
(4.89°C)
40.02°F
(4.46°C)
0.78°F
(0.43°C)
99th Coolest Coolest since: 1997 1918
26th Warmest Warmest since: 2008 2017
Ties: 1993
Jan 2006–Dec 2009
48-Month
41.12°F
(5.07°C)
40.01°F
(4.45°C)
1.11°F
(0.62°C)
103rd Coolest Coolest since: 1997 1919
21st Warmest Warmest since: 2008 2018
Jan 2005–Dec 2009
60-Month
41.25°F
(5.14°C)
40.00°F
(4.44°C)
1.25°F
(0.70°C)
105th Coolest Coolest since: 1999 1920
18th Warmest Warmest since: 2008 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2021, retrieved on September 16, 2021 from https://www.ncdc.noaa.gov/cag/