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 August 2022. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, December 2019

View Period (Months):All1234567891011121824364860
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  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 2019
1-Month
40.0°F
(4.4°C)
36.2°F
(2.3°C)
3.8°F
(2.1°C)
103rd Coolest Coolest since: 2017 1989
25th Warmest Warmest since: 2018 2015
Ties: 1940
Nov–Dec 2019
2-Month
41.8°F
(5.4°C)
40.9°F
(4.9°C)
0.9°F
(0.5°C)
70th Coolest Coolest since: 2017 1917
58th Warmest Warmest since: 2018 2015
Ties: 1900, 1970, 1988, 1997, 2017
Oct–Dec 2019
3-Month
48.4°F
(9.1°C)
46.1°F
(7.8°C)
2.3°F
(1.3°C)
102nd Coolest Coolest since: 2014 1917
26th Warmest Warmest since: 2018 2015
Ties: 2003
Sep–Dec 2019
4-Month
54.2°F
(12.3°C)
51.4°F
(10.8°C)
2.8°F
(1.5°C)
113th Coolest Coolest since: 2017 1917
15th Warmest Warmest since: 2018 2015
Aug–Dec 2019
5-Month
58.6°F
(14.8°C)
55.9°F
(13.3°C)
2.7°F
(1.5°C)
115th Coolest Coolest since: 2017 1917
13th Warmest Warmest since: 2018 2015
Ties: 1998
Jul–Dec 2019
6-Month
62.2°F
(16.8°C)
59.2°F
(15.1°C)
3.0°F
(1.7°C)
120th Coolest Coolest since: 2017 1917
8th Warmest Warmest since: 2018 2015
Ties: 2012
Jun–Dec 2019
7-Month
63.8°F
(17.7°C)
60.8°F
(16.0°C)
3.0°F
(1.7°C)
121st Coolest Coolest since: 2017 1917
7th Warmest Warmest since: 2018 2015
Ties: 1931
May–Dec 2019
8-Month
64.2°F
(17.9°C)
61.0°F
(16.1°C)
3.2°F
(1.8°C)
124th Coolest Coolest since: 2017 1917
4th Warmest Warmest since: 2018 2015
Ties: 2012, 2021
Apr–Dec 2019
9-Month
63.6°F
(17.6°C)
60.0°F
(15.6°C)
3.6°F
(2.0°C)
125th Coolest Coolest since: 2018 1917
3rd Warmest Warmest since: 2015 2015
Mar–Dec 2019
10-Month
61.6°F
(16.4°C)
58.3°F
(14.6°C)
3.3°F
(1.8°C)
124th Coolest Coolest since: 2018 1917
4th Warmest Warmest since: 2016 2012
Ties: 2016, 2021
Feb–Dec 2019
11-Month
59.5°F
(15.3°C)
56.1°F
(13.4°C)
3.4°F
(1.9°C)
124th Coolest Coolest since: 2018 1917
4th Warmest Warmest since: 2016 2012
Ties: 2016
Jan–Dec 2019
12-Month
57.5°F
(14.2°C)
54.2°F
(12.3°C)
3.3°F
(1.9°C)
124th Coolest Coolest since: 2018 1904
4th Warmest Warmest since: 2017 2012
Jul 2018–Dec 2019
18-Month
59.2°F
(15.1°C)
55.8°F
(13.2°C)
3.4°F
(1.9°C)
122nd Coolest Coolest since: 2018 1904
5th Warmest Warmest since: 2017 2012
Ties: 2021
Jan 2018–Dec 2019
24-Month
57.3°F
(14.1°C)
54.2°F
(12.3°C)
3.1°F
(1.8°C)
121st Coolest Coolest since: 2016 1905
6th Warmest Warmest since: 2018 2012
Jan 2017–Dec 2019
36-Month
57.4°F
(14.1°C)
54.2°F
(12.3°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 2018 1905
4th Warmest Warmest since: 2018 2021
Ties: 2018
Jan 2016–Dec 2019
48-Month
57.4°F
(14.1°C)
54.2°F
(12.3°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 2018 1907
3rd Warmest Warmest to Date 2020
Jan 2015–Dec 2019
60-Month
57.2°F
(14.0°C)
54.2°F
(12.3°C)
3.0°F
(1.7°C)
121st Coolest Coolest since: 2018 1905
3rd Warmest Warmest to Date 2020, 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on September 30, 2022 from https://www.ncdc.noaa.gov/cag/