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 1970

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1970
1-Month
70.9°F
(21.6°C)
67.4°F
(19.7°C)
3.5°F
(1.9°C)
112th Coolest Coolest since: 1969 1917
14th Warmest Warmest since: 1961 2018
Ties: 1980
Aug–Sep 1970
2-Month
72.9°F
(22.7°C)
70.6°F
(21.4°C)
2.3°F
(1.3°C)
107th Coolest Coolest since: 1969 1927, 1963
19th Warmest Warmest since: 1961 2018
Ties: 1898, 1930, 2003
Jul–Sep 1970
3-Month
73.5°F
(23.1°C)
72.2°F
(22.3°C)
1.3°F
(0.8°C)
93rd Coolest Coolest since: 1969 1909
33rd Warmest Warmest since: 1961 2016
Ties: 2008
Jun–Sep 1970
4-Month
72.8°F
(22.7°C)
71.8°F
(22.1°C)
1.0°F
(0.6°C)
83rd Coolest Coolest since: 1969 1927
43rd Warmest Warmest since: 1961 2010
Ties: 1939, 1977
May–Sep 1970
5-Month
70.9°F
(21.6°C)
69.9°F
(21.1°C)
1.0°F
(0.5°C)
85th Coolest Coolest since: 1969 1924, 1927
41st Warmest Warmest since: 1959 2010
Ties: 1906, 1949, 1953, 1973
Apr–Sep 1970
6-Month
67.6°F
(19.8°C)
66.9°F
(19.4°C)
0.7°F
(0.4°C)
79th Coolest Coolest since: 1969 1907
47th Warmest Warmest since: 1960 2010
Ties: 1925, 1931, 1939, 1954, 1960, 1988
Mar–Sep 1970
7-Month
63.5°F
(17.5°C)
63.4°F
(17.4°C)
0.1°F
(0.1°C)
53rd Coolest Coolest since: 1969 1924
73rd Warmest Warmest since: 1969 2010
Ties: 1906, 1969, 1974, 1979
Feb–Sep 1970
8-Month
59.8°F
(15.4°C)
59.8°F
(15.4°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1969 1907
74th Warmest Warmest since: 1968 2012
Ties: 1896, 1906, 1911, 1968, 1974
Jan–Sep 1970
9-Month
56.1°F
(13.4°C)
56.9°F
(13.8°C)
-0.8°F
(-0.4°C)
31st Coolest Coolest since: 1967 1940
95th Warmest Warmest since: 1969 2012
Ties: 1901, 1972
Dec 1969–Sep 1970
10-Month
53.8°F
(12.1°C)
54.8°F
(12.7°C)
-1.0°F
(-0.6°C)
23rd Coolest Coolest since: 1967 1904
102nd Warmest Warmest since: 1969 2012
Ties: 1935, 1961
Nov 1969–Sep 1970
11-Month
52.9°F
(11.6°C)
54.0°F
(12.2°C)
-1.1°F
(-0.6°C)
20th Coolest Coolest since: 1967 1904
105th Warmest Warmest since: 1969 2012
Ties: 1934, 1948
Oct 1969–Sep 1970
12-Month
53.1°F
(11.7°C)
54.2°F
(12.3°C)
-1.1°F
(-0.6°C)
19th Coolest Coolest since: 1967 1904
106th Warmest Warmest since: 1969 2012
Ties: 1899, 1934, 1958
Apr 1969–Sep 1970
18-Month
57.9°F
(14.4°C)
58.4°F
(14.7°C)
-0.5°F
(-0.3°C)
24th Coolest Coolest since: 1968 1904, 1918
101st Warmest Warmest since: 1969 2012
Ties: 1911, 1964, 1966, 1977, 1978, 1979
Oct 1968–Sep 1970
24-Month
53.6°F
(12.0°C)
54.2°F
(12.3°C)
-0.6°F
(-0.3°C)
30th Coolest Coolest since: 1968 1905
94th Warmest Warmest since: 1969 2017
Ties: 1897, 1966
Oct 1967–Sep 1970
36-Month
53.5°F
(11.9°C)
54.2°F
(12.3°C)
-0.7°F
(-0.4°C)
22nd Coolest Coolest since: 1969 1905, 1918
101st Warmest Warmest since: 1966 2018
Ties: 1908, 1916, 1941
Oct 1966–Sep 1970
48-Month
53.3°F
(11.8°C)
54.1°F
(12.3°C)
-0.8°F
(-0.5°C)
10th Coolest Coolest since: 1964 1905
112th Warmest Warmest since: 1969 2019
Ties: 1917, 1964
Oct 1965–Sep 1970
60-Month
53.4°F
(11.9°C)
54.2°F
(12.3°C)
-0.8°F
(-0.4°C)
11th Coolest Coolest since: 1967 1908
110th Warmest Warmest since: 1969 2019
Ties: 1904, 1911, 1928, 1965, 1966

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 15, 2019 from https://www.ncdc.noaa.gov/cag/