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 1911

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1911
1-Month
0.68"
(17.27mm)
3.56"
(90.42mm)
-2.88"
(-73.15mm)
2nd Driest Driest to Date 1964
124th Wettest Wettest since: 1910 1948
Apr–May 1911
2-Month
4.60"
(116.84mm)
7.04"
(178.82mm)
-2.44"
(-61.98mm)
19th Driest Driest since: 1904 1942
107th Wettest Wettest since: 1910 1948
Mar–May 1911
3-Month
7.89"
(200.41mm)
11.01"
(279.65mm)
-3.12"
(-79.24mm)
16th Driest Driest since: 1904 1986
110th Wettest Wettest since: 1910 1983
Feb–May 1911
4-Month
9.91"
(251.71mm)
14.06"
(357.12mm)
-4.15"
(-105.41mm)
10th Driest Driest to Date 2006
116th Wettest Wettest since: 1910 1983
Jan–May 1911
5-Month
13.78"
(350.01mm)
17.55"
(445.77mm)
-3.77"
(-95.76mm)
18th Driest Driest since: 1904 2012
108th Wettest Wettest since: 1910 1948
Dec 1910–May 1911
6-Month
16.96"
(430.78mm)
21.01"
(533.65mm)
-4.05"
(-102.87mm)
23rd Driest Driest since: 1904 1986
102nd Wettest Wettest since: 1910 1984
Nov 1910–May 1911
7-Month
19.86"
(504.44mm)
24.08"
(611.63mm)
-4.22"
(-107.19mm)
25th Driest Driest since: 1904 1977
100th Wettest Wettest since: 1910 1984
Oct 1910–May 1911
8-Month
24.81"
(630.17mm)
27.23"
(691.64mm)
-2.42"
(-61.47mm)
44th Driest Driest since: 1910 2002
81st Wettest Wettest since: 1909 1984
Sep 1910–May 1911
9-Month
26.23"
(666.24mm)
30.82"
(782.83mm)
-4.59"
(-116.59mm)
23rd Driest Driest since: 1900 2002
102nd Wettest Wettest since: 1910 1984
Aug 1910–May 1911
10-Month
30.60"
(777.24mm)
35.40"
(899.16mm)
-4.80"
(-121.92mm)
26th Driest Driest since: 1910 1985
99th Wettest Wettest since: 1909 2010
Jul 1910–May 1911
11-Month
33.41"
(848.61mm)
39.69"
(1,008.13mm)
-6.28"
(-159.52mm)
19th Driest Driest since: 1910 1931
106th Wettest Wettest since: 1909 2019
Jun 1910–May 1911
12-Month
39.84"
(1,011.94mm)
43.32"
(1,100.33mm)
-3.48"
(-88.39mm)
42nd Driest Driest since: 1910 1965
83rd Wettest Wettest since: 1909 2010
Ties: 2012
Dec 1909–May 1911
18-Month
59.44"
(1,509.78mm)
64.29"
(1,632.97mm)
-4.85"
(-123.19mm)
33rd Driest Driest since: 1905 1931
91st Wettest Wettest since: 1910 1949
Jun 1909–May 1911
24-Month
76.65"
(1,946.91mm)
86.54"
(2,198.12mm)
-9.89"
(-251.21mm)
18th Driest Driest since: 1901 1931
106th Wettest Wettest since: 1910 2019
Jun 1908–May 1911
36-Month
117.37"
(2,981.20mm)
129.85"
(3,298.19mm)
-12.48"
(-316.99mm)
15th Driest Driest to Date 1967
108th Wettest Wettest since: 1910 2005
Jun 1907–May 1911
48-Month
166.71"
(4,234.43mm)
173.12"
(4,397.25mm)
-6.41"
(-162.82mm)
31st Driest Driest since: 1902 1966
91st Wettest Wettest since: 1910 1939
Jun 1906–May 1911
60-Month
216.28"
(5,493.51mm)
216.25"
(5,492.75mm)
0.03"
(0.76mm)
54th Driest Driest since: 1904 1967
67th Wettest Wettest since: 1910 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/