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 January 2021. For more information, please see Climatological Rankings.


Colorado

Average Temperature Rankings, September 1998

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1998
1-Month
62.5°F
(16.9°C)
57.3°F
(14.1°C)
5.2°F
(2.8°C)
124th Coolest Coolest since: 1997 1912
3rd Warmest Warmest to Date 2019
Aug–Sep 1998
2-Month
64.4°F
(18.0°C)
61.3°F
(16.3°C)
3.1°F
(1.7°C)
124th Coolest Coolest since: 1997 1912
3rd Warmest Warmest since: 1983 2019
Ties: 1983, 2020
Jul–Sep 1998
3-Month
65.9°F
(18.8°C)
63.2°F
(17.3°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 1997 1912
6th Warmest Warmest to Date 2019
Ties: 2011, 2012
Jun–Sep 1998
4-Month
64.3°F
(17.9°C)
62.7°F
(17.1°C)
1.6°F
(0.8°C)
103rd Coolest Coolest since: 1997 1912
24th Warmest Warmest since: 1994 2012
Ties: 1940, 1952, 1990
May–Sep 1998
5-Month
62.3°F
(16.8°C)
60.5°F
(15.8°C)
1.8°F
(1.0°C)
112th Coolest Coolest since: 1997 1915
15th Warmest Warmest since: 1994 2018
Ties: 1940, 2003
Apr–Sep 1998
6-Month
58.8°F
(14.9°C)
57.6°F
(14.2°C)
1.2°F
(0.7°C)
102nd Coolest Coolest since: 1997 1912
25th Warmest Warmest since: 1996 2012
Ties: 1943, 1969, 1990, 1996, 2005, 2011
Mar–Sep 1998
7-Month
55.2°F
(12.9°C)
54.2°F
(12.3°C)
1.0°F
(0.6°C)
91st Coolest Coolest since: 1997 1912
36th Warmest Warmest since: 1996 2012
Ties: 1972, 1996
Feb–Sep 1998
8-Month
52.0°F
(11.1°C)
50.8°F
(10.4°C)
1.2°F
(0.7°C)
97th Coolest Coolest since: 1997 1912
30th Warmest Warmest since: 1996 2012
Ties: 1943
Jan–Sep 1998
9-Month
49.3°F
(9.6°C)
47.8°F
(8.8°C)
1.5°F
(0.8°C)
108th Coolest Coolest since: 1997 1912
19th Warmest Warmest since: 1994 2012
Ties: 1990, 1992
Dec 1997–Sep 1998
10-Month
46.8°F
(8.2°C)
45.5°F
(7.5°C)
1.3°F
(0.7°C)
98th Coolest Coolest since: 1997 1912
28th Warmest Warmest since: 1996 1934
Ties: 1911, 2009
Nov 1997–Sep 1998
11-Month
45.5°F
(7.5°C)
44.4°F
(6.9°C)
1.1°F
(0.6°C)
95th Coolest Coolest since: 1997 1912
31st Warmest Warmest since: 1996 2018
Ties: 1935, 1992, 2014
Oct 1997–Sep 1998
12-Month
45.6°F
(7.6°C)
44.7°F
(7.1°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1997 1912
31st Warmest Warmest since: 1996 1934, 2000
Ties: 1946, 1978, 1989, 1992
Apr 1997–Sep 1998
18-Month
49.5°F
(9.7°C)
48.9°F
(9.4°C)
0.6°F
(0.3°C)
82nd Coolest Coolest since: 1994 1917
44th Warmest Warmest since: 1997 2018
Ties: 1902, 1953, 1994
Oct 1996–Sep 1998
24-Month
45.4°F
(7.4°C)
44.6°F
(7.0°C)
0.8°F
(0.4°C)
89th Coolest Coolest since: 1994 1913
36th Warmest Warmest since: 1997 2018
Ties: 1911, 2008
Oct 1995–Sep 1998
36-Month
45.7°F
(7.6°C)
44.6°F
(7.0°C)
1.1°F
(0.6°C)
102nd Coolest Coolest since: 1997 1914
22nd Warmest Warmest since: 1996 2018
Ties: 1999, 2009, 2011
Oct 1994–Sep 1998
48-Month
45.6°F
(7.6°C)
44.6°F
(7.0°C)
1.0°F
(0.6°C)
99th Coolest Coolest since: 1996 1915
24th Warmest Warmest since: 1997 2018
Oct 1993–Sep 1998
60-Month
45.6°F
(7.6°C)
44.5°F
(6.9°C)
1.1°F
(0.7°C)
99th Coolest Coolest since: 1997 1916
23rd Warmest Warmest since: 1938 2018
Ties: 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on March 7, 2021 from https://www.ncdc.noaa.gov/cag/