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 1915

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 1915
1-Month		56.1°F
(13.4°C)		57.3°F
(14.1°C)		-1.2°F
(-0.7°C)		33rd Coolest
Coolest since:
1912
96th Warmest
Warmest since:
2019
Ties: 1906
Aug–Sep 1915
2-Month		58.9°F
(14.9°C)		61.3°F
(16.3°C)		-2.4°F
(-1.4°C)		4th Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2019
Ties: 1923, 1968, 1974
Jul–Sep 1915
3-Month		60.5°F
(15.8°C)		63.2°F
(17.3°C)		-2.7°F
(-1.5°C)		2nd Coolest
Coolest since:
1912
127th Warmest
Warmest since:
2022
Ties: 1965
Jun–Sep 1915
4-Month		59.8°F
(15.4°C)		62.7°F
(17.1°C)		-2.9°F
(-1.7°C)		2nd Coolest
Coolest since:
1912
127th Warmest
Warmest since:
2012, 2021
May–Sep 1915
5-Month		57.4°F
(14.1°C)		60.5°F
(15.8°C)		-3.1°F
(-1.7°C)		1st Coolest
Coolest to Date
1915
128th Warmest
Warmest since:
2018
Apr–Sep 1915
6-Month		55.5°F
(13.1°C)		57.5°F
(14.2°C)		-2.0°F
(-1.1°C)		4th Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2012
Ties: 1907
Mar–Sep 1915
7-Month		51.8°F
(11.0°C)		54.1°F
(12.3°C)		-2.3°F
(-1.3°C)		4th Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2012
Feb–Sep 1915
8-Month		48.8°F
(9.3°C)		50.8°F
(10.4°C)		-2.0°F
(-1.1°C)		5th Coolest
Coolest since:
1912
124th Warmest
Warmest since:
2012
Ties: 1923, 1929
Jan–Sep 1915
9-Month		45.6°F
(7.6°C)		47.8°F
(8.8°C)		-2.2°F
(-1.2°C)		4th Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2012
Dec 1914–Sep 1915
10-Month		42.9°F
(6.1°C)		45.5°F
(7.5°C)		-2.6°F
(-1.4°C)		3rd Coolest
Coolest since:
1912
125th Warmest
Warmest since:
1934
Nov 1914–Sep 1915
11-Month		42.4°F
(5.8°C)		44.4°F
(6.9°C)		-2.0°F
(-1.1°C)		7th Coolest
Coolest since:
1912
121st Warmest
Warmest since:
2018
Oct 1914–Sep 1915
12-Month		42.8°F
(6.0°C)		44.6°F
(7.0°C)		-1.8°F
(-1.0°C)		9th Coolest
Coolest since:
1912
119th Warmest
Warmest since:
1934, 2000
Apr 1914–Sep 1915
18-Month		47.8°F
(8.8°C)		48.9°F
(9.4°C)		-1.1°F
(-0.6°C)		10th Coolest
Coolest since:
1917
118th Warmest
Warmest since:
2018
Ties: 1906
Oct 1913–Sep 1915
24-Month		43.4°F
(6.3°C)		44.6°F
(7.0°C)		-1.2°F
(-0.7°C)		8th Coolest
Coolest since:
1913
119th Warmest
Warmest since:
2018
Ties: 1974
Oct 1912–Sep 1915
36-Month		43.2°F
(6.2°C)		44.6°F
(7.0°C)		-1.4°F
(-0.8°C)		3rd Coolest
Coolest since:
1914
123rd Warmest
Warmest since:
2018
Oct 1911–Sep 1915
48-Month		42.7°F
(5.9°C)		44.6°F
(7.0°C)		-1.9°F
(-1.1°C)		1st Coolest
Coolest to Date
1915
124th Warmest
Warmest since:
2018
Oct 1910–Sep 1915
60-Month		43.4°F
(6.3°C)		44.6°F
(7.0°C)		-1.2°F
(-0.7°C)		3rd Coolest
Coolest to Date
1916
121st Warmest
Warmest since:
2018
Ties: 1920

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