Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Colorado

Average Temperature Rankings, September 2020

View Period (Months):
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  • Record Coolest
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  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 2020
1-Month
58.8°F
(14.9°C)
57.3°F
(14.1°C)
1.5°F
(0.8°C)
87th Coolest
Coolest since:
1912
42nd Warmest
Warmest since:
2019
Ties: 1895, 1958, 1969
Aug–Sep 2020
2-Month
64.4°F
(18.0°C)
61.2°F
(16.2°C)
3.2°F
(1.8°C)
124th Coolest
Coolest since:
1912
5th Warmest
Warmest since:
2019
Ties: 1983, 1998
Jul–Sep 2020
3-Month
66.1°F
(18.9°C)
63.2°F
(17.3°C)
2.9°F
(1.6°C)
125th Coolest
Coolest since:
1912
4th Warmest
Warmest since:
2022
Ties: 2000, 2007
Jun–Sep 2020
4-Month
65.8°F
(18.8°C)
62.7°F
(17.1°C)
3.1°F
(1.7°C)
124th Coolest
Coolest since:
1912
5th Warmest
Warmest since:
2012, 2021
Ties: 2002
May–Sep 2020
5-Month
63.8°F
(17.7°C)
60.6°F
(15.9°C)
3.2°F
(1.8°C)
126th Coolest
Coolest since:
1915
3rd Warmest
Warmest since:
2018
Apr–Sep 2020
6-Month
60.4°F
(15.8°C)
57.6°F
(14.2°C)
2.8°F
(1.6°C)
124th Coolest
Coolest since:
1912
5th Warmest
Warmest since:
2012
Mar–Sep 2020
7-Month
57.3°F
(14.1°C)
54.1°F
(12.3°C)
3.2°F
(1.8°C)
126th Coolest
Coolest since:
1912
3rd Warmest
Warmest since:
2012
Feb–Sep 2020
8-Month
53.4°F
(11.9°C)
50.8°F
(10.4°C)
2.6°F
(1.5°C)
122nd Coolest
Coolest since:
1912
7th Warmest
Warmest since:
2012
Ties: 1954
Jan–Sep 2020
9-Month
50.5°F
(10.3°C)
47.7°F
(8.7°C)
2.8°F
(1.6°C)
121st Coolest
Coolest since:
1912
8th Warmest
Warmest since:
2012
Dec 2019–Sep 2020
10-Month
48.3°F
(9.1°C)
45.5°F
(7.5°C)
2.8°F
(1.6°C)
121st Coolest
Coolest since:
1912
7th Warmest
Warmest since:
1934
Nov 2019–Sep 2020
11-Month
47.1°F
(8.4°C)
44.4°F
(6.9°C)
2.7°F
(1.5°C)
119th Coolest
Coolest since:
1912
9th Warmest
Warmest since:
2018
Oct 2019–Sep 2020
12-Month
46.6°F
(8.1°C)
44.6°F
(7.0°C)
2.0°F
(1.1°C)
114th Coolest
Coolest since:
1912
14th Warmest
Warmest since:
1934, 2000
Apr 2019–Sep 2020
18-Month
50.7°F
(10.4°C)
48.9°F
(9.4°C)
1.8°F
(1.0°C)
112th Coolest
Coolest since:
1917
16th Warmest
Warmest since:
2018
Ties: 1935
Oct 2018–Sep 2020
24-Month
45.9°F
(7.7°C)
44.6°F
(7.0°C)
1.3°F
(0.7°C)
105th Coolest
Coolest since:
1913
22nd Warmest
Warmest since:
2018
Ties: 1981
Oct 2017–Sep 2020
36-Month
46.7°F
(8.2°C)
44.5°F
(6.9°C)
2.2°F
(1.3°C)
119th Coolest
Coolest since:
1914
7th Warmest
Warmest since:
2018
Ties: 2000
Oct 2016–Sep 2020
48-Month
47.0°F
(8.3°C)
44.6°F
(7.0°C)
2.4°F
(1.3°C)
122nd Coolest
Coolest since:
1915
3rd Warmest
Warmest since:
2018
Oct 2015–Sep 2020
60-Month
47.0°F
(8.3°C)
44.6°F
(7.0°C)
2.4°F
(1.3°C)
121st Coolest
Coolest since:
1916
3rd Warmest
Warmest since:
2018
Ties: 2021

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