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 2019. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, September 1979

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1979
1-Month
67.7°F
(19.8°C)
67.4°F
(19.7°C)
0.3°F
(0.1°C)
65th Coolest Coolest since: 1978 1917
61st Warmest Warmest since: 1977 2018
Ties: 1946, 1953
Aug–Sep 1979
2-Month
70.9°F
(21.6°C)
70.6°F
(21.4°C)
0.3°F
(0.2°C)
64th Coolest Coolest since: 1976 1927, 1963
62nd Warmest Warmest since: 1978 2018
Jul–Sep 1979
3-Month
71.9°F
(22.2°C)
72.2°F
(22.3°C)
-0.3°F
(-0.1°C)
44th Coolest Coolest since: 1976 1909
82nd Warmest Warmest since: 1978 2016
Ties: 1974, 1975
Jun–Sep 1979
4-Month
70.8°F
(21.6°C)
71.9°F
(22.2°C)
-1.1°F
(-0.6°C)
20th Coolest Coolest since: 1972 1927
106th Warmest Warmest since: 1978 2010
Ties: 1902
May–Sep 1979
5-Month
69.4°F
(20.8°C)
69.9°F
(21.1°C)
-0.5°F
(-0.3°C)
31st Coolest Coolest since: 1976 1924, 1927
95th Warmest Warmest since: 1978 2010
Ties: 1912, 1918, 1919, 1923, 1976
Apr–Sep 1979
6-Month
66.4°F
(19.1°C)
67.0°F
(19.4°C)
-0.6°F
(-0.3°C)
27th Coolest Coolest since: 1975 1907
99th Warmest Warmest since: 1978 2010
Ties: 1918, 1919, 1962, 1971, 1975
Mar–Sep 1979
7-Month
63.5°F
(17.5°C)
63.5°F
(17.5°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 1978 1924
73rd Warmest Warmest since: 1977 2010
Ties: 1906, 1969, 1970, 1974
Feb–Sep 1979
8-Month
58.5°F
(14.7°C)
59.8°F
(15.4°C)
-1.3°F
(-0.7°C)
17th Coolest Coolest since: 1978 1907
109th Warmest Warmest since: 1977 2012
Jan–Sep 1979
9-Month
55.7°F
(13.2°C)
56.9°F
(13.8°C)
-1.2°F
(-0.6°C)
19th Coolest Coolest since: 1978 1940
107th Warmest Warmest since: 1977 2012
Ties: 1916, 1927
Dec 1978–Sep 1979
10-Month
54.0°F
(12.2°C)
54.8°F
(12.7°C)
-0.8°F
(-0.5°C)
28th Coolest Coolest since: 1978 1904
97th Warmest Warmest since: 1977 2012
Ties: 1901, 1914, 1934, 1964, 1971
Nov 1978–Sep 1979
11-Month
53.4°F
(11.9°C)
54.0°F
(12.2°C)
-0.6°F
(-0.3°C)
32nd Coolest Coolest since: 1978 1904
93rd Warmest Warmest since: 1977 2012
Ties: 1897, 1914, 1923, 1966, 1971, 1981, 1984
Oct 1978–Sep 1979
12-Month
53.6°F
(12.0°C)
54.2°F
(12.3°C)
-0.6°F
(-0.3°C)
32nd Coolest Coolest since: 1978 1904
93rd Warmest Warmest since: 1976 2012
Ties: 1908, 1910, 1948, 1962
Apr 1978–Sep 1979
18-Month
57.9°F
(14.4°C)
58.4°F
(14.7°C)
-0.5°F
(-0.3°C)
24th Coolest Coolest since: 1978 1904, 1918
101st Warmest Warmest since: 1978 2012
Ties: 1911, 1964, 1966, 1970, 1977, 1978
Oct 1977–Sep 1979
24-Month
53.1°F
(11.7°C)
54.2°F
(12.3°C)
-1.1°F
(-0.6°C)
9th Coolest Coolest since: 1978 1905
115th Warmest Warmest since: 1977 2017
Ties: 1906, 1912, 1963, 1968, 1982
Oct 1976–Sep 1979
36-Month
53.2°F
(11.8°C)
54.2°F
(12.3°C)
-1.0°F
(-0.5°C)
10th Coolest Coolest since: 1968 1905, 1918
113th Warmest Warmest since: 1978 2018
Ties: 1912, 1936, 1963, 1968
Oct 1975–Sep 1979
48-Month
53.8°F
(12.1°C)
54.1°F
(12.3°C)
-0.3°F
(-0.2°C)
33rd Coolest Coolest since: 1971 1905
89th Warmest Warmest since: 1978 2019
Ties: 1899, 1913, 1936, 1943
Oct 1974–Sep 1979
60-Month
54.0°F
(12.2°C)
54.2°F
(12.3°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1972 1908
77th Warmest Warmest since: 1978 2019
Ties: 1900, 1922, 1924

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/