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 2021. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, September 1927

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1927
1-Month
67.0°F
(19.4°C)
67.4°F
(19.7°C)
-0.4°F
(-0.3°C)
45th Coolest Coolest since: 1924 1917
83rd Warmest Warmest since: 1926 2018
Ties: 1905, 1951, 1952, 1991
Aug–Sep 1927
2-Month
67.8°F
(19.9°C)
70.6°F
(21.4°C)
-2.8°F
(-1.5°C)
1st Coolest Coolest to Date 1927, 1963
127th Warmest Warmest since: 1926 2018
Ties: 1963
Jul–Sep 1927
3-Month
69.9°F
(21.1°C)
72.2°F
(22.3°C)
-2.3°F
(-1.2°C)
3rd Coolest Coolest since: 1924 1909
125th Warmest Warmest since: 1926 2016
Ties: 1962
Jun–Sep 1927
4-Month
69.0°F
(20.6°C)
71.9°F
(22.2°C)
-2.9°F
(-1.6°C)
1st Coolest Coolest to Date 1927
127th Warmest Warmest since: 1926 2010
May–Sep 1927
5-Month
67.3°F
(19.6°C)
69.9°F
(21.1°C)
-2.6°F
(-1.5°C)
1st Coolest Coolest since: 1924 1924, 1927
127th Warmest Warmest since: 1926 2010
Ties: 1924
Apr–Sep 1927
6-Month
64.2°F
(17.9°C)
66.9°F
(19.4°C)
-2.7°F
(-1.5°C)
2nd Coolest Coolest since: 1907 1907
126th Warmest Warmest since: 1926 2010
Mar–Sep 1927
7-Month
61.4°F
(16.3°C)
63.5°F
(17.5°C)
-2.1°F
(-1.2°C)
4th Coolest Coolest since: 1924 1924
124th Warmest Warmest since: 1926 2010
Ties: 1950, 1967
Feb–Sep 1927
8-Month
58.6°F
(14.8°C)
59.8°F
(15.4°C)
-1.2°F
(-0.6°C)
18th Coolest Coolest since: 1926 1907
110th Warmest Warmest since: 1925 2012
Ties: 1899, 1912, 1928, 1972
Jan–Sep 1927
9-Month
55.7°F
(13.2°C)
56.9°F
(13.8°C)
-1.2°F
(-0.6°C)
19th Coolest Coolest since: 1926 1940
109th Warmest Warmest since: 1925 2012
Ties: 1916, 1979
Dec 1926–Sep 1927
10-Month
53.3°F
(11.8°C)
54.8°F
(12.7°C)
-1.5°F
(-0.9°C)
10th Coolest Coolest since: 1920 1904
117th Warmest Warmest since: 1926 2012
Ties: 1912
Nov 1926–Sep 1927
11-Month
52.4°F
(11.3°C)
54.0°F
(12.2°C)
-1.6°F
(-0.9°C)
10th Coolest Coolest since: 1920 1904
117th Warmest Warmest since: 1926 2012
Ties: 1912
Oct 1926–Sep 1927
12-Month
52.6°F
(11.4°C)
54.2°F
(12.3°C)
-1.6°F
(-0.9°C)
9th Coolest Coolest since: 1926 1904
118th Warmest Warmest since: 1925 2012
Ties: 1920, 1978
Apr 1926–Sep 1927
18-Month
57.0°F
(13.9°C)
58.4°F
(14.7°C)
-1.4°F
(-0.8°C)
5th Coolest Coolest since: 1918 1904, 1918
122nd Warmest Warmest since: 1926 2012
Ties: 1908
Oct 1925–Sep 1927
24-Month
52.5°F
(11.4°C)
54.2°F
(12.3°C)
-1.7°F
(-0.9°C)
3rd Coolest Coolest since: 1918 1905
123rd Warmest Warmest since: 1926 2017
Oct 1924–Sep 1927
36-Month
53.3°F
(11.8°C)
54.1°F
(12.3°C)
-0.8°F
(-0.5°C)
15th Coolest Coolest since: 1920 1905, 1918
110th Warmest Warmest since: 1926 2018, 2021
Ties: 1909, 1964
Oct 1923–Sep 1927
48-Month
53.2°F
(11.8°C)
54.1°F
(12.3°C)
-0.9°F
(-0.5°C)
9th Coolest Coolest since: 1920 1905
115th Warmest Warmest since: 1926 2019
Oct 1922–Sep 1927
60-Month
53.3°F
(11.8°C)
54.1°F
(12.3°C)
-0.8°F
(-0.5°C)
9th Coolest Coolest since: 1920 1908
114th Warmest Warmest since: 1926 2020
Ties: 1967

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 23, 2021 from https://www.ncdc.noaa.gov/cag/