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


Delaware

Average Temperature Rankings, October 2009

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
October 2009
1-Month
56.6°F
(13.7°C)
56.4°F
(13.6°C)
0.2°F
(0.1°C)
58th Coolest Coolest since: 2008 1907
70th Warmest Warmest since: 2007 2007
Sep–Oct 2009
2-Month
61.8°F
(16.6°C)
61.9°F
(16.6°C)
-0.1°F
(0.0°C)
53rd Coolest Coolest since: 2006 1917
75th Warmest Warmest since: 2008 2007, 2021
Aug–Oct 2009
3-Month
66.9°F
(19.4°C)
65.8°F
(18.8°C)
1.1°F
(0.6°C)
88th Coolest Coolest since: 2008 1909, 1917
40th Warmest Warmest since: 2007 2018
Ties: 1920, 1939, 1975, 1977, 1989, 1999, 2001
Jul–Oct 2009
4-Month
68.8°F
(20.4°C)
68.3°F
(20.2°C)
0.5°F
(0.2°C)
74th Coolest Coolest since: 2001 1909
54th Warmest Warmest since: 2008 2016
Ties: 1939, 1942, 1951, 1975
Jun–Oct 2009
5-Month
69.2°F
(20.7°C)
68.7°F
(20.4°C)
0.5°F
(0.3°C)
70th Coolest Coolest since: 2000 1907
58th Warmest Warmest since: 2008 2010
Ties: 1933, 1934, 1953, 1975, 1977
May–Oct 2009
6-Month
68.3°F
(20.2°C)
67.6°F
(19.8°C)
0.7°F
(0.4°C)
73rd Coolest Coolest since: 2003 1907
55th Warmest Warmest since: 2008 2010, 2018
Ties: 1954, 1984
Apr–Oct 2009
7-Month
66.4°F
(19.1°C)
65.4°F
(18.6°C)
1.0°F
(0.5°C)
91st Coolest Coolest since: 2003 1907
37th Warmest Warmest since: 2008 2019
Ties: 1931, 1957, 1970
Mar–Oct 2009
8-Month
63.5°F
(17.5°C)
62.6°F
(17.0°C)
0.9°F
(0.5°C)
92nd Coolest Coolest since: 2003 1907
36th Warmest Warmest since: 2008 2010
Ties: 1898, 1936, 1954
Feb–Oct 2009
9-Month
60.7°F
(15.9°C)
59.4°F
(15.2°C)
1.3°F
(0.7°C)
96th Coolest Coolest since: 2003 1907
32nd Warmest Warmest since: 2008 2012
Ties: 1939, 1973
Jan–Oct 2009
10-Month
57.7°F
(14.3°C)
56.8°F
(13.8°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2003 1940
38th Warmest Warmest since: 2008 2012
Ties: 1919, 1938, 1952, 1983, 1985, 1986, 2001
Dec 2008–Oct 2009
11-Month
56.2°F
(13.4°C)
55.0°F
(12.8°C)
1.2°F
(0.6°C)
95th Coolest Coolest since: 2003 1904
32nd Warmest Warmest since: 2008 2012
Ties: 1933, 1957
Nov 2008–Oct 2009
12-Month
55.3°F
(12.9°C)
54.2°F
(12.3°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 2003 1904
34th Warmest Warmest since: 2008 2012
Ties: 1986
May 2008–Oct 2009
18-Month
59.8°F
(15.4°C)
58.7°F
(14.8°C)
1.1°F
(0.6°C)
101st Coolest Coolest since: 2003 1904
26th Warmest Warmest since: 2008 2012
Ties: 1921, 1953, 1985
Nov 2007–Oct 2009
24-Month
55.8°F
(13.2°C)
54.2°F
(12.3°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 2004 1905
21st Warmest Warmest since: 2008 2017
Nov 2006–Oct 2009
36-Month
56.2°F
(13.4°C)
54.2°F
(12.3°C)
2.0°F
(1.1°C)
110th Coolest Coolest since: 2006 1905
15th Warmest Warmest since: 2008 2018
Nov 2005–Oct 2009
48-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
112th Coolest Coolest since: 2006 1907
12th Warmest Warmest since: 2008 2019
Ties: 2002, 2011
Nov 2004–Oct 2009
60-Month
56.2°F
(13.4°C)
54.1°F
(12.3°C)
2.1°F
(1.1°C)
109th Coolest Coolest since: 2007 1905, 1907, 1908
14th Warmest Warmest since: 2008 2020
Ties: 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 25, 2022 from https://www.ncdc.noaa.gov/cag/