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 October 2019. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, December 1991

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
December 1991
1-Month
40.8°F
(4.9°C)
36.2°F
(2.3°C)
4.6°F
(2.6°C)
106th Coolest Coolest since: 1989 1989
19th Warmest Warmest since: 1990 2015
Nov–Dec 1991
2-Month
43.8°F
(6.6°C)
41.0°F
(5.0°C)
2.8°F
(1.6°C)
104th Coolest Coolest since: 1989 1917
21st Warmest Warmest since: 1990 2015
Ties: 2004, 2009, 2012
Oct–Dec 1991
3-Month
48.3°F
(9.1°C)
46.1°F
(7.8°C)
2.2°F
(1.3°C)
100th Coolest Coolest since: 1989 1917
25th Warmest Warmest since: 1990 2015
Ties: 1949, 2013, 2014
Sep–Dec 1991
4-Month
53.0°F
(11.7°C)
51.4°F
(10.8°C)
1.6°F
(0.9°C)
93rd Coolest Coolest since: 1989 1917
32nd Warmest Warmest since: 1990 2015
Ties: 1979, 2008
Aug–Dec 1991
5-Month
57.5°F
(14.2°C)
55.9°F
(13.3°C)
1.6°F
(0.9°C)
98th Coolest Coolest since: 1989 1917
27th Warmest Warmest since: 1990 2015
Jul–Dec 1991
6-Month
60.8°F
(16.0°C)
59.2°F
(15.1°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 1989 1917
23rd Warmest Warmest since: 1990 2015
Ties: 1984
Jun–Dec 1991
7-Month
62.5°F
(16.9°C)
60.8°F
(16.0°C)
1.7°F
(0.9°C)
102nd Coolest Coolest since: 1989 1917
23rd Warmest Warmest since: 1990 2015
Ties: 1984, 2003, 2013
May–Dec 1991
8-Month
63.2°F
(17.3°C)
60.9°F
(16.1°C)
2.3°F
(1.2°C)
113th Coolest Coolest since: 1990 1917
12th Warmest Warmest since: 1931 2015
Ties: 1900
Apr–Dec 1991
9-Month
62.3°F
(16.8°C)
60.0°F
(15.6°C)
2.3°F
(1.2°C)
116th Coolest Coolest since: 1990 1917
9th Warmest Warmest to Date 2015
Ties: 1998, 2007
Mar–Dec 1991
10-Month
60.7°F
(15.9°C)
58.3°F
(14.6°C)
2.4°F
(1.3°C)
116th Coolest Coolest since: 1990 1917
9th Warmest Warmest to Date 2012
Feb–Dec 1991
11-Month
58.8°F
(14.9°C)
56.0°F
(13.3°C)
2.8°F
(1.6°C)
119th Coolest Coolest since: 1990 1917
6th Warmest Warmest to Date 2012
Ties: 1998, 2010
Jan–Dec 1991
12-Month
56.9°F
(13.8°C)
54.2°F
(12.3°C)
2.7°F
(1.5°C)
116th Coolest Coolest since: 1989 1904
9th Warmest Warmest since: 1990 2012
Ties: 2018
Jul 1990–Dec 1991
18-Month
58.5°F
(14.7°C)
55.9°F
(13.3°C)
2.6°F
(1.4°C)
117th Coolest Coolest since: 1990 1904
7th Warmest Warmest to Date 2012
Jan 1990–Dec 1991
24-Month
57.1°F
(13.9°C)
54.2°F
(12.3°C)
2.9°F
(1.6°C)
119th Coolest Coolest since: 1990 1905
5th Warmest Warmest to Date 2012
Jan 1989–Dec 1991
36-Month
56.1°F
(13.4°C)
54.2°F
(12.3°C)
1.9°F
(1.1°C)
110th Coolest Coolest since: 1990 1905
13th Warmest Warmest to Date 2012
Ties: 2010
Jan 1988–Dec 1991
48-Month
55.6°F
(13.1°C)
54.2°F
(12.3°C)
1.4°F
(0.8°C)
101st Coolest Coolest since: 1990 1907
21st Warmest Warmest to Date 2013, 2018
Ties: 1992, 2003
Jan 1987–Dec 1991
60-Month
55.5°F
(13.1°C)
54.2°F
(12.3°C)
1.3°F
(0.8°C)
100th Coolest Coolest since: 1990 1905
21st Warmest Warmest to Date 2012
Ties: 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/