Climate at a Glance

Statewide 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 2022. For more information, please see Climatological Rankings.


Colorado

Average Temperature Rankings, December 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 2009
1-Month
20.4°F
(-6.4°C)
25.2°F
(-3.8°C)
-4.8°F
(-2.6°C)
13th Coolest Coolest since: 1990 1909
115th Warmest Warmest since: 2008 1980
Nov–Dec 2009
2-Month
29.1°F
(-1.6°C)
29.4°F
(-1.4°C)
-0.3°F
(-0.2°C)
52nd Coolest Coolest since: 2000 1972
76th Warmest Warmest since: 2008 2021
Oct–Dec 2009
3-Month
33.0°F
(0.6°C)
35.1°F
(1.7°C)
-2.1°F
(-1.1°C)
14th Coolest Coolest since: 1972 1898
114th Warmest Warmest since: 2008 2021
Sep–Dec 2009
4-Month
39.2°F
(4.0°C)
40.7°F
(4.8°C)
-1.5°F
(-0.8°C)
22nd Coolest Coolest since: 1993 1898
106th Warmest Warmest since: 2008 2021
Ties: 1920
Aug–Dec 2009
5-Month
44.3°F
(6.8°C)
45.6°F
(7.6°C)
-1.3°F
(-0.8°C)
25th Coolest Coolest since: 1993 1898
103rd Warmest Warmest since: 2008 2021
Ties: 1992
Jul–Dec 2009
6-Month
48.0°F
(8.9°C)
49.1°F
(9.5°C)
-1.1°F
(-0.6°C)
21st Coolest Coolest since: 1993 1912
107th Warmest Warmest since: 2008 2021
Ties: 1905, 1925, 1927, 1951, 1985
Jun–Dec 2009
7-Month
49.7°F
(9.8°C)
50.8°F
(10.4°C)
-1.1°F
(-0.6°C)
17th Coolest Coolest since: 1993 1912
111th Warmest Warmest since: 2008 2021
Ties: 1909, 1924, 1927, 1929, 1930
May–Dec 2009
8-Month
50.3°F
(10.2°C)
51.0°F
(10.6°C)
-0.7°F
(-0.4°C)
31st Coolest Coolest since: 1993 1912
97th Warmest Warmest since: 2008 2021
Ties: 1904, 1918, 1919, 1945, 1975, 1982
Apr–Dec 2009
9-Month
49.4°F
(9.7°C)
50.0°F
(10.0°C)
-0.6°F
(-0.3°C)
33rd Coolest Coolest since: 1993 1912
95th Warmest Warmest since: 2008 2021
Ties: 1906, 1930, 1970
Mar–Dec 2009
10-Month
48.2°F
(9.0°C)
48.4°F
(9.1°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1993 1912
80th Warmest Warmest since: 2008 2012
Ties: 1897, 1902, 1967, 1979
Feb–Dec 2009
11-Month
46.7°F
(8.2°C)
46.5°F
(8.1°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1997 1912
61st Warmest Warmest since: 2008 2012, 2017
Ties: 1907, 1926, 1974, 1997
Jan–Dec 2009
12-Month
45.2°F
(7.3°C)
44.6°F
(7.0°C)
0.6°F
(0.3°C)
82nd Coolest Coolest since: 2008 1912
46th Warmest Warmest since: 2007 2012
Ties: 1935, 1950, 1987
Jul 2008–Dec 2009
18-Month
47.0°F
(8.3°C)
46.1°F
(7.8°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 2008 1912
31st Warmest Warmest since: 2008 1934
Ties: 1938, 1989, 1990, 2008, 2019
Jan 2008–Dec 2009
24-Month
45.1°F
(7.3°C)
44.6°F
(7.0°C)
0.5°F
(0.3°C)
78th Coolest Coolest since: 1993 1913
49th Warmest Warmest since: 2008 2017
Ties: 1922, 1959
Jan 2007–Dec 2009
36-Month
45.4°F
(7.4°C)
44.5°F
(6.9°C)
0.9°F
(0.5°C)
94th Coolest Coolest since: 1997 1913, 1914
32nd Warmest Warmest since: 2008 2017
Ties: 1981, 1990, 1997, 2010
Jan 2006–Dec 2009
48-Month
45.7°F
(7.6°C)
44.6°F
(7.0°C)
1.1°F
(0.6°C)
103rd Coolest Coolest since: 1998 1915
22nd Warmest Warmest since: 2008 2018
Ties: 1937, 1997
Jan 2005–Dec 2009
60-Month
45.9°F
(7.7°C)
44.5°F
(6.9°C)
1.4°F
(0.8°C)
104th Coolest Coolest since: 1999 1916
20th Warmest Warmest since: 2008 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/