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 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1999
1-Month
2.21"
(56.13mm)
4.31"
(109.47mm)
-2.10"
(-53.34mm)
14th Driest Driest since: 1998 1974
112th Wettest Wettest since: 1997 1938
Jun–Jul 1999
2-Month
4.32"
(109.73mm)
7.95"
(201.93mm)
-3.63"
(-92.20mm)
3rd Driest Driest since: 1954 1949
123rd Wettest Wettest since: 1998 2013
May–Jul 1999
3-Month
5.86"
(148.84mm)
11.50"
(292.10mm)
-5.64"
(-143.26mm)
2nd Driest Driest since: 1964 1964
124th Wettest Wettest since: 1998 1989
Apr–Jul 1999
4-Month
8.74"
(222.00mm)
14.98"
(380.49mm)
-6.24"
(-158.49mm)
3rd Driest Driest since: 1986 1986
123rd Wettest Wettest since: 1998 1989
Mar–Jul 1999
5-Month
13.50"
(342.90mm)
18.96"
(481.58mm)
-5.46"
(-138.68mm)
8th Driest Driest since: 1986 1986
118th Wettest Wettest since: 1998 1989
Feb–Jul 1999
6-Month
16.23"
(412.24mm)
22.01"
(559.05mm)
-5.78"
(-146.81mm)
11th Driest Driest since: 1987 1986
115th Wettest Wettest since: 1998 1989
Jan–Jul 1999
7-Month
22.07"
(560.58mm)
25.50"
(647.70mm)
-3.43"
(-87.12mm)
26th Driest Driest since: 1997 1977
100th Wettest Wettest since: 1998 1989
Ties: 1925
Dec 1998–Jul 1999
8-Month
24.82"
(630.43mm)
28.96"
(735.58mm)
-4.14"
(-105.15mm)
24th Driest Driest since: 1995 1986
101st Wettest Wettest since: 1998 1958
Nov 1998–Jul 1999
9-Month
26.04"
(661.42mm)
32.02"
(813.31mm)
-5.98"
(-151.89mm)
18th Driest Driest since: 1995 1977
107th Wettest Wettest since: 1998 1984
Oct 1998–Jul 1999
10-Month
28.39"
(721.11mm)
35.18"
(893.57mm)
-6.79"
(-172.46mm)
14th Driest Driest since: 1995 2002
111th Wettest Wettest since: 1998 2003
Sep 1998–Jul 1999
11-Month
30.64"
(778.26mm)
38.77"
(984.76mm)
-8.13"
(-206.50mm)
9th Driest Driest since: 1995 2002
116th Wettest Wettest since: 1998 2003
Aug 1998–Jul 1999
12-Month
34.03"
(864.36mm)
43.35"
(1,101.09mm)
-9.32"
(-236.73mm)
7th Driest Driest since: 1985 1985
118th Wettest Wettest since: 1998 2003
Feb 1998–Jul 1999
18-Month
57.47"
(1,459.74mm)
65.29"
(1,658.37mm)
-7.82"
(-198.63mm)
22nd Driest Driest since: 1992 1931
103rd Wettest Wettest since: 1998 1984
Aug 1997–Jul 1999
24-Month
82.82"
(2,103.63mm)
86.54"
(2,198.12mm)
-3.72"
(-94.49mm)
38th Driest Driest since: 1993 1931
86th Wettest Wettest since: 1998 2004
Aug 1996–Jul 1999
36-Month
128.79"
(3,271.27mm)
129.85"
(3,298.19mm)
-1.06"
(-26.92mm)
49th Driest Driest since: 1993 1966
74th Wettest Wettest since: 1998 2005
Aug 1995–Jul 1999
48-Month
180.55"
(4,585.97mm)
173.06"
(4,395.72mm)
7.49"
(190.25mm)
86th Driest Driest since: 1995 1966
36th Wettest Wettest since: 1998 1938
Aug 1994–Jul 1999
60-Month
215.76"
(5,480.30mm)
216.21"
(5,491.73mm)
-0.45"
(-11.43mm)
50th Driest Driest since: 1995 1966
71st Wettest Wettest since: 1998 1938

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/