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.

Delaware

Average Temperature Rankings, September 2012

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 2012
1-Month		68.4°F
(20.2°C)		67.4°F
(19.7°C)		1.0°F
(0.5°C)		77th Coolest
Coolest since:
1917
52nd Warmest
Warmest since:
2018
Ties: 1936, 1993
Aug–Sep 2012
2-Month		72.6°F
(22.6°C)		70.6°F
(21.4°C)		2.0°F
(1.2°C)		103rd Coolest
Coolest since:
1927, 1963
26th Warmest
Warmest since:
2018
Jul–Sep 2012
3-Month		75.4°F
(24.1°C)		72.2°F
(22.3°C)		3.2°F
(1.8°C)		120th Coolest
Coolest since:
1909
9th Warmest
Warmest since:
2016
Ties: 2002
Jun–Sep 2012
4-Month		74.8°F
(23.8°C)		71.9°F
(22.2°C)		2.9°F
(1.6°C)		121st Coolest
Coolest since:
1927
8th Warmest
Warmest since:
2010
Ties: 1900, 2002
May–Sep 2012
5-Month		73.4°F
(23.0°C)		69.9°F
(21.1°C)		3.5°F
(1.9°C)		124th Coolest
Coolest since:
1924, 1927
5th Warmest
Warmest since:
2010
Apr–Sep 2012
6-Month		70.3°F
(21.3°C)		66.9°F
(19.4°C)		3.4°F
(1.9°C)		125th Coolest
Coolest since:
1907
4th Warmest
Warmest since:
2010
Ties: 2018
Mar–Sep 2012
7-Month		67.7°F
(19.8°C)		63.5°F
(17.5°C)		4.2°F
(2.3°C)		127th Coolest
Coolest since:
1924
2nd Warmest
Warmest since:
2010
Feb–Sep 2012
8-Month		64.4°F
(18.0°C)		59.8°F
(15.4°C)		4.6°F
(2.6°C)		128th Coolest
Coolest since:
1907
1st Warmest
Warmest to Date
2012
Jan–Sep 2012
9-Month		61.6°F
(16.4°C)		56.9°F
(13.8°C)		4.7°F
(2.6°C)		128th Coolest
Coolest since:
1940
1st Warmest
Warmest to Date
2012
Dec 2011–Sep 2012
10-Month		59.8°F
(15.4°C)		54.8°F
(12.7°C)		5.0°F
(2.7°C)		127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Nov 2011–Sep 2012
11-Month		59.0°F
(15.0°C)		54.0°F
(12.2°C)		5.0°F
(2.8°C)		127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Oct 2011–Sep 2012
12-Month		58.8°F
(14.9°C)		54.2°F
(12.3°C)		4.6°F
(2.6°C)		127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Apr 2011–Sep 2012
18-Month		62.8°F
(17.1°C)		58.4°F
(14.7°C)		4.4°F
(2.4°C)		127th Coolest
Coolest since:
1918
1st Warmest
Warmest to Date
2012
Oct 2010–Sep 2012
24-Month		57.6°F
(14.2°C)		54.2°F
(12.3°C)		3.4°F
(1.9°C)		125th Coolest
Coolest since:
1905
2nd Warmest
Warmest to Date
2017
Oct 2009–Sep 2012
36-Month		57.4°F
(14.1°C)		54.2°F
(12.3°C)		3.2°F
(1.8°C)		122nd Coolest
Coolest since:
1905, 1918
4th Warmest
Warmest to Date
2018
Ties: 2020
Oct 2008–Sep 2012
48-Month		56.9°F
(13.8°C)		54.2°F
(12.3°C)		2.7°F
(1.5°C)		118th Coolest
Coolest since:
1905
7th Warmest
Warmest to Date
2019
Oct 2007–Sep 2012
60-Month		56.9°F
(13.8°C)		54.1°F
(12.3°C)		2.8°F
(1.5°C)		119th Coolest
Coolest since:
1908
5th Warmest
Warmest to Date
2020

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