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

Precipitation Rankings, July 1899

View Period (Months):All12345678910111218243648
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1899
1-Month
4.82"
(122.43mm)
4.31"
(109.47mm)
0.51"
(12.96mm)
80th Driest Driest since: 1898 1974
46th Wettest Wettest since: 1897 1938
Jun–Jul 1899
2-Month
7.11"
(180.59mm)
7.95"
(201.93mm)
-0.84"
(-21.34mm)
53rd Driest Driest since: 1898 1949
73rd Wettest Wettest since: 1897 2013
May–Jul 1899
3-Month
9.32"
(236.73mm)
11.50"
(292.10mm)
-2.18"
(-55.37mm)
33rd Driest Driest to Date 1964
93rd Wettest Wettest since: 1898 1989
Apr–Jul 1899
4-Month
10.88"
(276.35mm)
14.98"
(380.49mm)
-4.10"
(-104.14mm)
14th Driest Driest to Date 1986
112th Wettest Wettest since: 1898 1989
Mar–Jul 1899
5-Month
16.36"
(415.54mm)
18.96"
(481.58mm)
-2.60"
(-66.04mm)
28th Driest Driest to Date 1986
98th Wettest Wettest since: 1898 1989
Ties: 1968
Feb–Jul 1899
6-Month
22.17"
(563.12mm)
22.01"
(559.05mm)
0.16"
(4.07mm)
68th Driest Driest since: 1898 1986
58th Wettest Wettest since: 1897 1989
Ties: 1940
Jan–Jul 1899
7-Month
25.78"
(654.81mm)
25.50"
(647.70mm)
0.28"
(7.11mm)
75th Driest Driest since: 1898 1977
51st Wettest Wettest since: 1897 1989
Dec 1898–Jul 1899
8-Month
29.27"
(743.46mm)
28.96"
(735.58mm)
0.31"
(7.88mm)
66th Driest Driest since: 1898 1986
59th Wettest Wettest to Date 1958
Nov 1898–Jul 1899
9-Month
33.86"
(860.04mm)
32.02"
(813.31mm)
1.84"
(46.73mm)
79th Driest Driest since: 1898 1977
46th Wettest Wettest to Date 1984
Oct 1898–Jul 1899
10-Month
37.98"
(964.69mm)
35.18"
(893.57mm)
2.80"
(71.12mm)
86th Driest Driest since: 1898 2002
39th Wettest Wettest to Date 2003
Sep 1898–Jul 1899
11-Month
40.25"
(1,022.35mm)
38.77"
(984.76mm)
1.48"
(37.59mm)
75th Driest Driest since: 1898 2002
50th Wettest Wettest to Date 2003
Aug 1898–Jul 1899
12-Month
45.48"
(1,155.19mm)
43.35"
(1,101.09mm)
2.13"
(54.10mm)
75th Driest Driest since: 1898 1985
50th Wettest Wettest to Date 2003
Feb 1898–Jul 1899
18-Month
64.60"
(1,640.84mm)
65.29"
(1,658.37mm)
-0.69"
(-17.53mm)
54th Driest Driest since: 1896 1931
71st Wettest Wettest since: 1898 1984
Aug 1897–Jul 1899
24-Month
84.77"
(2,153.16mm)
86.54"
(2,198.12mm)
-1.77"
(-44.96mm)
49th Driest Driest since: 1898 1931
75th Wettest Wettest to Date 2004
Ties: 1968
Aug 1896–Jul 1899
36-Month
125.08"
(3,177.03mm)
129.85"
(3,298.19mm)
-4.77"
(-121.16mm)
36th Driest Driest since: 1898 1966
87th Wettest Wettest to Date 2005
Aug 1895–Jul 1899
48-Month
163.53"
(4,153.66mm)
173.06"
(4,395.72mm)
-9.53"
(-242.06mm)
19th Driest Driest to Date 1966
103rd Wettest Wettest to Date 1938

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/