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 December 2020. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, May 1917

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1917
1-Month
3.00"
(76.20mm)
3.56"
(90.42mm)
-0.56"
(-14.22mm)
50th Driest Driest since: 1914 1964
77th Wettest Wettest since: 1916 1948
Apr–May 1917
2-Month
5.70"
(144.78mm)
7.04"
(178.82mm)
-1.34"
(-34.04mm)
37th Driest Driest since: 1914 1942
90th Wettest Wettest since: 1916 1948
Mar–May 1917
3-Month
12.50"
(317.50mm)
11.01"
(279.65mm)
1.49"
(37.85mm)
95th Driest Driest since: 1916 1986
32nd Wettest Wettest since: 1913 1983
Ties: 1998
Feb–May 1917
4-Month
14.67"
(372.62mm)
14.06"
(357.12mm)
0.61"
(15.50mm)
83rd Driest Driest since: 1916 2006
44th Wettest Wettest since: 1912 1983
Jan–May 1917
5-Month
17.53"
(445.26mm)
17.55"
(445.77mm)
-0.02"
(-0.51mm)
72nd Driest Driest since: 1916 2012
55th Wettest Wettest since: 1913 1948
Dec 1916–May 1917
6-Month
22.31"
(566.67mm)
21.01"
(533.65mm)
1.30"
(33.02mm)
84th Driest Driest since: 1916 1986
42nd Wettest Wettest since: 1915 1984
Nov 1916–May 1917
7-Month
24.60"
(624.84mm)
24.08"
(611.63mm)
0.52"
(13.21mm)
79th Driest Driest since: 1916 1977
47th Wettest Wettest since: 1913 1984
Ties: 1923, 1935
Oct 1916–May 1917
8-Month
26.35"
(669.29mm)
27.23"
(691.64mm)
-0.88"
(-22.35mm)
57th Driest Driest since: 1916 2002
69th Wettest Wettest since: 1913 1984
Sep 1916–May 1917
9-Month
29.92"
(759.97mm)
30.82"
(782.83mm)
-0.90"
(-22.86mm)
60th Driest Driest since: 1916 2002
66th Wettest Wettest since: 1913 1984
Aug 1916–May 1917
10-Month
31.60"
(802.64mm)
35.40"
(899.16mm)
-3.80"
(-96.52mm)
32nd Driest Driest since: 1915 1985
94th Wettest Wettest since: 1916 2010
Jul 1916–May 1917
11-Month
36.87"
(936.50mm)
39.69"
(1,008.13mm)
-2.82"
(-71.63mm)
45th Driest Driest since: 1915 1931
81st Wettest Wettest since: 1916 2019
Jun 1916–May 1917
12-Month
40.95"
(1,040.13mm)
43.32"
(1,100.33mm)
-2.37"
(-60.20mm)
49th Driest Driest since: 1915 1965
77th Wettest Wettest since: 1916 2010
Dec 1915–May 1917
18-Month
60.40"
(1,534.16mm)
64.29"
(1,632.97mm)
-3.89"
(-98.81mm)
40th Driest Driest since: 1915 1931
85th Wettest Wettest since: 1916 1949
Jun 1915–May 1917
24-Month
83.90"
(2,131.06mm)
86.54"
(2,198.12mm)
-2.64"
(-67.06mm)
45th Driest Driest since: 1916 1931
80th Wettest Wettest since: 1913 2019
Jun 1914–May 1917
36-Month
121.49"
(3,085.85mm)
129.85"
(3,298.19mm)
-8.36"
(-212.34mm)
24th Driest Driest since: 1916 1967
100th Wettest Wettest since: 1914 2005
Jun 1913–May 1917
48-Month
157.96"
(4,012.18mm)
173.12"
(4,397.25mm)
-15.16"
(-385.07mm)
12th Driest Driest since: 1916 1966
111th Wettest Wettest since: 1915 1939
Jun 1912–May 1917
60-Month
197.89"
(5,026.41mm)
216.25"
(5,492.75mm)
-18.36"
(-466.34mm)
9th Driest Driest to Date 1967
113th Wettest Wettest since: 1916 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 25, 2021 from https://www.ncdc.noaa.gov/cag/