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


Delaware

Average Temperature Rankings, September 2012

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
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: 2009 1917
51st Warmest Warmest since: 2011 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: 2009 1927, 1963
25th Warmest Warmest since: 2011 2018
Jul–Sep 2012
3-Month
75.4°F
(24.1°C)
72.2°F
(22.3°C)
3.2°F
(1.8°C)
118th Coolest Coolest since: 2009 1909
10th Warmest Warmest since: 2011 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)
119th Coolest Coolest since: 2009 1927
9th Warmest Warmest since: 2011 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)
123rd Coolest Coolest since: 2009 1924, 1927
5th Warmest Warmest since: 2011 2010
Apr–Sep 2012
6-Month
70.3°F
(21.3°C)
66.9°F
(19.4°C)
3.4°F
(1.9°C)
124th Coolest Coolest since: 2009 1907
4th Warmest Warmest since: 2011 2010
Ties: 2018
Mar–Sep 2012
7-Month
67.7°F
(19.8°C)
63.4°F
(17.4°C)
4.3°F
(2.4°C)
126th Coolest Coolest since: 2011 1924
2nd Warmest Warmest since: 2010 2010
Feb–Sep 2012
8-Month
64.4°F
(18.0°C)
59.8°F
(15.4°C)
4.6°F
(2.6°C)
127th Coolest Coolest since: 2011 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)
127th Coolest Coolest since: 2011 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)
126th Coolest Coolest since: 2011 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)
126th Coolest Coolest since: 2011 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)
126th Coolest Coolest since: 2011 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)
126th Coolest Coolest since: 2011 1904, 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)
123rd Coolest Coolest since: 2011 1905
3rd Warmest Warmest to Date 2017
Ties: 2020
Oct 2009–Sep 2012
36-Month
57.4°F
(14.1°C)
54.1°F
(12.3°C)
3.3°F
(1.8°C)
121st Coolest Coolest since: 2011 1905, 1918
4th Warmest Warmest to Date 2018, 2021
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: 2011 1905
6th 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: 2011 1908
4th Warmest Warmest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 21, 2021 from https://www.ncdc.noaa.gov/cag/