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


Colorado

Average Temperature Rankings, September 2021

View Period (Months):All1234567891011121824364860
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2021
1-Month
62.4°F
(16.9°C)
57.3°F
(14.1°C)
5.1°F
(2.8°C)
124th Coolest Coolest since: 2020 1912
4th Warmest Warmest since: 2019 2019
Aug–Sep 2021
2-Month
64.9°F
(18.3°C)
61.3°F
(16.3°C)
3.6°F
(2.0°C)
126th Coolest Coolest since: 2020 1912
2nd Warmest Warmest since: 2019 2019
Jul–Sep 2021
3-Month
66.6°F
(19.2°C)
63.2°F
(17.3°C)
3.4°F
(1.9°C)
126th Coolest Coolest since: 2020 1912
2nd Warmest Warmest since: 2019 2019
Jun–Sep 2021
4-Month
66.4°F
(19.1°C)
62.7°F
(17.1°C)
3.7°F
(2.0°C)
127th Coolest Coolest since: 2020 1912
1st Warmest Warmest since: 2012 2012, 2021
Ties: 2012
May–Sep 2021
5-Month
63.7°F
(17.6°C)
60.6°F
(15.9°C)
3.1°F
(1.7°C)
125th Coolest Coolest since: 2020 1915
3rd Warmest Warmest since: 2020 2018
Ties: 2020
Apr–Sep 2021
6-Month
60.2°F
(15.7°C)
57.5°F
(14.2°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 2019 1912
7th Warmest Warmest since: 2020 2012
Ties: 2001
Mar–Sep 2021
7-Month
56.8°F
(13.8°C)
54.2°F
(12.3°C)
2.6°F
(1.5°C)
121st Coolest Coolest since: 2019 1912
7th Warmest Warmest since: 2020 2012
Ties: 1994
Feb–Sep 2021
8-Month
52.8°F
(11.6°C)
50.8°F
(10.4°C)
2.0°F
(1.2°C)
113th Coolest Coolest since: 2019 1912
15th Warmest Warmest since: 2020 2012
Jan–Sep 2021
9-Month
49.9°F
(9.9°C)
47.8°F
(8.8°C)
2.1°F
(1.1°C)
112th Coolest Coolest since: 2019 1912
16th Warmest Warmest since: 2020 2012
Ties: 2005
Dec 2020–Sep 2021
10-Month
47.5°F
(8.6°C)
45.5°F
(7.5°C)
2.0°F
(1.1°C)
111th Coolest Coolest since: 2019 1912
16th Warmest Warmest since: 2020 1934
Ties: 1986, 2002
Nov 2020–Sep 2021
11-Month
46.7°F
(8.2°C)
44.4°F
(6.9°C)
2.3°F
(1.3°C)
117th Coolest Coolest since: 2019 1912
10th Warmest Warmest since: 2020 2018
Ties: 2006
Oct 2020–Sep 2021
12-Month
46.8°F
(8.2°C)
44.7°F
(7.1°C)
2.1°F
(1.1°C)
118th Coolest Coolest since: 2020 1912
9th Warmest Warmest since: 2018 1934, 2000
Ties: 2006, 2016
Apr 2020–Sep 2021
18-Month
51.3°F
(10.7°C)
48.9°F
(9.4°C)
2.4°F
(1.3°C)
122nd Coolest Coolest since: 2020 1917
5th Warmest Warmest since: 2018 2018
Oct 2019–Sep 2021
24-Month
46.7°F
(8.2°C)
44.6°F
(7.0°C)
2.1°F
(1.2°C)
116th Coolest Coolest since: 2020 1913
10th Warmest Warmest since: 2019 2018
Ties: 2006
Oct 2018–Sep 2021
36-Month
46.2°F
(7.9°C)
44.6°F
(7.0°C)
1.6°F
(0.9°C)
107th Coolest Coolest since: 2015 1914
18th Warmest Warmest since: 2020 2018
Ties: 2015
Oct 2017–Sep 2021
48-Month
46.7°F
(8.2°C)
44.5°F
(6.9°C)
2.2°F
(1.3°C)
117th Coolest Coolest since: 2016 1915
7th Warmest Warmest since: 2020 2018
Oct 2016–Sep 2021
60-Month
47.0°F
(8.3°C)
44.6°F
(7.0°C)
2.4°F
(1.3°C)
120th Coolest Coolest since: 2020 1916
3rd Warmest Warmest since: 2020 2018
Ties: 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 6, 2021 from https://www.ncdc.noaa.gov/cag/