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 1903

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1903
1-Month
4.87"
(123.70mm)
4.31"
(109.47mm)
0.56"
(14.23mm)
82nd Driest Driest since: 1902 1974
44th Wettest Wettest since: 1901 1938
Jun–Jul 1903
2-Month
8.79"
(223.27mm)
7.95"
(201.93mm)
0.84"
(21.34mm)
81st Driest Driest since: 1901 1949
45th Wettest Wettest since: 1902 2013
May–Jul 1903
3-Month
10.34"
(262.64mm)
11.50"
(292.10mm)
-1.16"
(-29.46mm)
44th Driest Driest since: 1899 1964
82nd Wettest Wettest since: 1902 1989
Apr–Jul 1903
4-Month
14.02"
(356.11mm)
14.98"
(380.49mm)
-0.96"
(-24.38mm)
51st Driest Driest since: 1900 1986
75th Wettest Wettest since: 1902 1989
Mar–Jul 1903
5-Month
20.53"
(521.46mm)
18.96"
(481.58mm)
1.57"
(39.88mm)
86th Driest Driest since: 1902 1986
40th Wettest Wettest since: 1897 1989
Ties: 2019
Feb–Jul 1903
6-Month
25.81"
(655.57mm)
22.01"
(559.05mm)
3.80"
(96.52mm)
102nd Driest Driest since: 1902 1986
24th Wettest Wettest to Date 1989
Jan–Jul 1903
7-Month
29.23"
(742.44mm)
25.50"
(647.70mm)
3.73"
(94.74mm)
102nd Driest Driest since: 1902 1977
24th Wettest Wettest to Date 1989
Dec 1902–Jul 1903
8-Month
34.99"
(888.75mm)
28.96"
(735.58mm)
6.03"
(153.17mm)
110th Driest Driest since: 1902 1986
15th Wettest Wettest to Date 1958
Nov 1902–Jul 1903
9-Month
38.13"
(968.50mm)
32.02"
(813.31mm)
6.11"
(155.19mm)
109th Driest Driest since: 1902 1977
16th Wettest Wettest to Date 1984
Oct 1902–Jul 1903
10-Month
43.44"
(1,103.38mm)
35.18"
(893.57mm)
8.26"
(209.81mm)
112th Driest Driest since: 1902 2002
13th Wettest Wettest to Date 2003
Sep 1902–Jul 1903
11-Month
49.32"
(1,252.73mm)
38.77"
(984.76mm)
10.55"
(267.97mm)
115th Driest Driest since: 1902 2002
10th Wettest Wettest to Date 2003
Aug 1902–Jul 1903
12-Month
51.19"
(1,300.23mm)
43.35"
(1,101.09mm)
7.84"
(199.14mm)
106th Driest Driest since: 1902 1985
19th Wettest Wettest to Date 2003
Feb 1902–Jul 1903
18-Month
76.26"
(1,937.00mm)
65.29"
(1,658.37mm)
10.97"
(278.63mm)
115th Driest Driest since: 1902 1931
10th Wettest Wettest to Date 1984
Aug 1901–Jul 1903
24-Month
99.70"
(2,532.38mm)
86.54"
(2,198.12mm)
13.16"
(334.26mm)
114th Driest Driest since: 1902 1931
10th Wettest Wettest to Date 2004
Aug 1900–Jul 1903
36-Month
138.65"
(3,521.71mm)
129.85"
(3,298.19mm)
8.80"
(223.52mm)
94th Driest Driest since: 1902 1966
29th Wettest Wettest to Date 2005
Aug 1899–Jul 1903
48-Month
176.55"
(4,484.37mm)
173.06"
(4,395.72mm)
3.49"
(88.65mm)
67th Driest Driest since: 1902 1966
55th Wettest Wettest to Date 1938
Aug 1898–Jul 1903
60-Month
222.03"
(5,639.56mm)
216.21"
(5,491.73mm)
5.82"
(147.83mm)
74th Driest Driest since: 1902 1966
47th 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/