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, May 1984

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1984
1-Month
7.35"
(186.69mm)
3.56"
(90.42mm)
3.79"
(96.27mm)
123rd Driest Driest since: 1983 1964
3rd Wettest Wettest since: 1948 1948
Apr–May 1984
2-Month
11.79"
(299.47mm)
7.04"
(178.82mm)
4.75"
(120.65mm)
123rd Driest Driest since: 1982 1942
3rd Wettest Wettest since: 1983 1948
Mar–May 1984
3-Month
18.67"
(474.22mm)
11.01"
(279.65mm)
7.66"
(194.57mm)
124th Driest Driest since: 1982 1986
2nd Wettest Wettest since: 1983 1983
Feb–May 1984
4-Month
22.61"
(574.29mm)
14.06"
(357.12mm)
8.55"
(217.17mm)
124th Driest Driest since: 1982 2006
2nd Wettest Wettest since: 1983 1983
Jan–May 1984
5-Month
25.01"
(635.25mm)
17.55"
(445.77mm)
7.46"
(189.48mm)
123rd Driest Driest since: 1982 2012
3rd Wettest Wettest since: 1983 1948
Dec 1983–May 1984
6-Month
30.89"
(784.61mm)
21.01"
(533.65mm)
9.88"
(250.96mm)
124th Driest Driest since: 1983 1986
1st Wettest Wettest to Date 1984
Nov 1983–May 1984
7-Month
36.07"
(916.18mm)
24.08"
(611.63mm)
11.99"
(304.55mm)
124th Driest Driest since: 1983 1977
1st Wettest Wettest to Date 1984
Oct 1983–May 1984
8-Month
39.70"
(1,008.38mm)
27.23"
(691.64mm)
12.47"
(316.74mm)
124th Driest Driest since: 1983 2002
1st Wettest Wettest to Date 1984
Sep 1983–May 1984
9-Month
43.48"
(1,104.39mm)
30.82"
(782.83mm)
12.66"
(321.56mm)
124th Driest Driest since: 1983 2002
1st Wettest Wettest to Date 1984
Aug 1983–May 1984
10-Month
47.55"
(1,207.77mm)
35.41"
(899.41mm)
12.14"
(308.36mm)
123rd Driest Driest since: 1983 1985
2nd Wettest Wettest to Date 2010
Jul 1983–May 1984
11-Month
49.15"
(1,248.41mm)
39.69"
(1,008.13mm)
9.46"
(240.28mm)
120th Driest Driest since: 1983 1931
5th Wettest Wettest since: 1939 2019
Jun 1983–May 1984
12-Month
53.71"
(1,364.23mm)
43.32"
(1,100.33mm)
10.39"
(263.90mm)
118th Driest Driest since: 1983 1965
7th Wettest Wettest since: 1939 2010
Dec 1982–May 1984
18-Month
81.51"
(2,070.35mm)
64.29"
(1,632.97mm)
17.22"
(437.38mm)
122nd Driest Driest since: 1983 1931
2nd Wettest Wettest since: 1949 1949
Jun 1982–May 1984
24-Month
101.87"
(2,587.50mm)
86.54"
(2,198.12mm)
15.33"
(389.38mm)
117th Driest Driest since: 1983 1931
7th Wettest Wettest since: 1973 2019
Jun 1981–May 1984
36-Month
140.47"
(3,567.94mm)
129.85"
(3,298.19mm)
10.62"
(269.75mm)
104th Driest Driest since: 1983 1967
19th Wettest Wettest since: 1980 2005
Jun 1980–May 1984
48-Month
176.69"
(4,487.93mm)
173.12"
(4,397.25mm)
3.57"
(90.68mm)
67th Driest Driest since: 1983 1966
55th Wettest Wettest since: 1981 1939
Jun 1979–May 1984
60-Month
225.14"
(5,718.56mm)
216.25"
(5,492.75mm)
8.89"
(225.81mm)
82nd Driest Driest since: 1983 1967
39th Wettest Wettest since: 1980 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/