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 2019. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, July 1899

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
July 1899
1-Month
75.8°F
(24.3°C)
75.5°F
(24.2°C)
0.3°F
(0.1°C)
75th Coolest Coolest since: 1897 1895
51st Warmest Warmest since: 1898 2012
Ties: 1913, 1957, 1959, 1973, 1981, 1982, 1992, 2014
Jun–Jul 1899
2-Month
74.4°F
(23.6°C)
73.1°F
(22.8°C)
1.3°F
(0.8°C)
91st Coolest Coolest since: 1898 1907
35th Warmest Warmest to Date 2010
May–Jul 1899
3-Month
70.2°F
(21.2°C)
69.4°F
(20.8°C)
0.8°F
(0.4°C)
85th Coolest Coolest since: 1898 1907
41st Warmest Warmest since: 1896 2010
Ties: 1908, 1933, 1964, 1969, 2000
Apr–Jul 1899
4-Month
65.6°F
(18.7°C)
65.1°F
(18.4°C)
0.5°F
(0.3°C)
73rd Coolest Coolest since: 1898 1907
53rd Warmest Warmest since: 1896 2010
Ties: 1930, 1960, 1973, 1988, 1989
Mar–Jul 1899
5-Month
60.6°F
(15.9°C)
60.6°F
(15.9°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1897 1907
75th Warmest Warmest since: 1898 2010, 2012
Ties: 1896, 1903, 1905
Feb–Jul 1899
6-Month
55.0°F
(12.8°C)
56.3°F
(13.5°C)
-1.3°F
(-0.7°C)
22nd Coolest Coolest since: 1895 1907
104th Warmest Warmest since: 1898 2012
Ties: 1928
Jan–Jul 1899
7-Month
51.7°F
(10.9°C)
52.9°F
(11.6°C)
-1.2°F
(-0.7°C)
16th Coolest Coolest since: 1895 1940
110th Warmest Warmest since: 1898 2012
Ties: 1901, 1902, 1914, 1916, 1936, 1967, 1971, 1982
Dec 1898–Jul 1899
8-Month
49.7°F
(9.8°C)
50.8°F
(10.4°C)
-1.1°F
(-0.6°C)
21st Coolest Coolest since: 1897 1904
104th Warmest Warmest since: 1898 2012
Ties: 1901, 1958, 1967
Nov 1898–Jul 1899
9-Month
49.0°F
(9.4°C)
50.3°F
(10.2°C)
-1.3°F
(-0.8°C)
19th Coolest Coolest to Date 1904
106th Warmest Warmest since: 1898 2012
Ties: 1911
Oct 1898–Jul 1899
10-Month
49.8°F
(9.9°C)
50.9°F
(10.5°C)
-1.1°F
(-0.6°C)
22nd Coolest Coolest to Date 1904
103rd Warmest Warmest since: 1898 2012
Ties: 1924, 1956, 1958
Sep 1898–Jul 1899
11-Month
51.6°F
(10.9°C)
52.4°F
(11.3°C)
-0.8°F
(-0.4°C)
26th Coolest Coolest since: 1897 1918
99th Warmest Warmest since: 1898 2012
Ties: 1910, 1915, 1934, 1958, 1979
Aug 1898–Jul 1899
12-Month
53.7°F
(12.1°C)
54.2°F
(12.3°C)
-0.5°F
(-0.2°C)
35th Coolest Coolest since: 1897 1904
90th Warmest Warmest since: 1898 2012
Ties: 1914, 1923, 1928, 1979
Feb 1898–Jul 1899
18-Month
54.6°F
(12.6°C)
54.8°F
(12.7°C)
-0.2°F
(-0.1°C)
42nd Coolest Coolest since: 1897 1905, 1918
83rd Warmest Warmest since: 1898 2012
Ties: 1903, 1971, 1978
Aug 1897–Jul 1899
24-Month
54.1°F
(12.3°C)
54.2°F
(12.3°C)
-0.1°F
(0.0°C)
47th Coolest Coolest since: 1898 1905
77th Warmest Warmest to Date 2017
Ties: 1923, 1929, 1948, 1980
Aug 1896–Jul 1899
36-Month
53.9°F
(12.2°C)
54.2°F
(12.3°C)
-0.3°F
(-0.1°C)
37th Coolest Coolest to Date 1906
86th Warmest Warmest since: 1898 2018, 2019
Ties: 1903, 1940, 1972, 1978, 1982
Aug 1895–Jul 1899
48-Month
54.0°F
(12.2°C)
54.2°F
(12.3°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest to Date 1907
78th Warmest Warmest to Date 2019
Ties: 1916, 1925, 1930, 1942, 1972, 1978

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 19, 2019 from https://www.ncdc.noaa.gov/cag/