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 2021. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, September 1946

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1946
1-Month
67.7°F
(19.8°C)
67.4°F
(19.7°C)
0.3°F
(0.1°C)
64th Coolest Coolest since: 1943 1917
64th Warmest Warmest since: 1945 2018
Ties: 1953, 1979
Aug–Sep 1946
2-Month
68.9°F
(20.5°C)
70.5°F
(21.4°C)
-1.6°F
(-0.9°C)
12th Coolest Coolest since: 1940 1927, 1963
116th Warmest Warmest since: 1945 2018
Ties: 1981
Jul–Sep 1946
3-Month
70.4°F
(21.3°C)
72.2°F
(22.3°C)
-1.8°F
(-1.0°C)
8th Coolest Coolest since: 1940 1909
120th Warmest Warmest since: 1945 2016
Ties: 1917, 1940
Jun–Sep 1946
4-Month
70.0°F
(21.1°C)
71.8°F
(22.1°C)
-1.8°F
(-1.0°C)
5th Coolest Coolest since: 1927 1927
123rd Warmest Warmest since: 1945 2010
Ties: 1909, 1918
May–Sep 1946
5-Month
68.5°F
(20.3°C)
69.9°F
(21.1°C)
-1.4°F
(-0.8°C)
12th Coolest Coolest since: 1927 1924, 1927
116th Warmest Warmest since: 1945 2010
Apr–Sep 1946
6-Month
65.6°F
(18.7°C)
66.9°F
(19.4°C)
-1.3°F
(-0.7°C)
12th Coolest Coolest since: 1940 1907
116th Warmest Warmest since: 1945 2010
Ties: 1904, 1909, 1928, 1972
Mar–Sep 1946
7-Month
63.4°F
(17.4°C)
63.5°F
(17.5°C)
-0.1°F
(-0.1°C)
48th Coolest Coolest since: 1941 1924
80th Warmest Warmest since: 1945 2010
Ties: 1896, 1911, 1919, 1981
Feb–Sep 1946
8-Month
60.0°F
(15.6°C)
59.8°F
(15.4°C)
0.2°F
(0.2°C)
61st Coolest Coolest since: 1941 1907
67th Warmest Warmest since: 1945 2012
Ties: 2003
Jan–Sep 1946
9-Month
57.3°F
(14.1°C)
56.9°F
(13.8°C)
0.4°F
(0.3°C)
67th Coolest Coolest since: 1941 1940
61st Warmest Warmest since: 1945 2012
Ties: 1911, 1931, 1951
Dec 1945–Sep 1946
10-Month
54.6°F
(12.6°C)
54.8°F
(12.7°C)
-0.2°F
(-0.1°C)
47th Coolest Coolest since: 1940 1904
80th Warmest Warmest since: 1945 2012
Ties: 2003
Nov 1945–Sep 1946
11-Month
54.0°F
(12.2°C)
54.0°F
(12.2°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1941 1904
75th Warmest Warmest since: 1945 2012
Ties: 1903, 1922, 1931, 1950, 1960
Oct 1945–Sep 1946
12-Month
54.1°F
(12.3°C)
54.2°F
(12.3°C)
-0.1°F
(0.0°C)
50th Coolest Coolest since: 1941 1904
77th Warmest Warmest since: 1945 2012
Ties: 1901, 1922, 2003
Apr 1945–Sep 1946
18-Month
58.5°F
(14.7°C)
58.4°F
(14.7°C)
0.1°F
(0.0°C)
53rd Coolest Coolest since: 1941 1904, 1918
74th Warmest Warmest since: 1945 2012
Ties: 1906, 1938, 1971, 1972, 1996
Oct 1944–Sep 1946
24-Month
54.2°F
(12.3°C)
54.1°F
(12.3°C)
0.1°F
(0.0°C)
49th Coolest Coolest since: 1941 1905
77th Warmest Warmest since: 1945 2017
Ties: 1898, 1934, 1948, 1983, 1997
Oct 1943–Sep 1946
36-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 1942 1905, 1918
69th Warmest Warmest since: 1945 2018, 2021
Ties: 1961
Oct 1942–Sep 1946
48-Month
54.3°F
(12.4°C)
54.2°F
(12.3°C)
0.1°F
(0.1°C)
59th Coolest Coolest since: 1943 1905
65th Warmest Warmest since: 1945 2019
Ties: 1923, 1947, 1958
Oct 1941–Sep 1946
60-Month
54.5°F
(12.5°C)
54.1°F
(12.3°C)
0.4°F
(0.2°C)
71st Coolest Coolest since: 1945 1908
52nd Warmest Warmest since: 1945 2020
Ties: 1925, 1945, 1958

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 4, 2021 from https://www.ncdc.noaa.gov/cag/