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


Delaware

Precipitation Rankings, April 1947

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
April 1947
1-Month
3.67"
(93.22mm)
3.48"
(88.39mm)
0.19"
(4.83mm)
74th Driest Driest since: 1946 1985
53rd Wettest Wettest since: 1944 1983
Mar–Apr 1947
2-Month
5.46"
(138.68mm)
7.46"
(189.48mm)
-2.00"
(-50.80mm)
21st Driest Driest since: 1945 1985
106th Wettest Wettest since: 1946 1983
Feb–Apr 1947
3-Month
6.82"
(173.23mm)
10.50"
(266.70mm)
-3.68"
(-93.47mm)
6th Driest Driest since: 1930 2006
121st Wettest Wettest since: 1946 1983
Jan–Apr 1947
4-Month
11.53"
(292.86mm)
13.99"
(355.35mm)
-2.46"
(-62.49mm)
32nd Driest Driest since: 1946 1985
95th Wettest Wettest since: 1945 1994
Dec 1946–Apr 1947
5-Month
13.61"
(345.69mm)
17.46"
(443.48mm)
-3.85"
(-97.79mm)
19th Driest Driest since: 1938 1985
107th Wettest Wettest since: 1946 1994
Nov 1946–Apr 1947
6-Month
15.44"
(392.18mm)
20.52"
(521.21mm)
-5.08"
(-129.03mm)
15th Driest Driest since: 1931 1985
111th Wettest Wettest since: 1946 1952
Oct 1946–Apr 1947
7-Month
17.43"
(442.72mm)
23.67"
(601.22mm)
-6.24"
(-158.50mm)
6th Driest Driest since: 1931 1985
120th Wettest Wettest since: 1946 2010
Sep 1946–Apr 1947
8-Month
20.12"
(511.05mm)
27.27"
(692.66mm)
-7.15"
(-181.61mm)
6th Driest Driest since: 1931 1985
120th Wettest Wettest since: 1946 1936
Aug 1946–Apr 1947
9-Month
24.00"
(609.60mm)
31.85"
(808.99mm)
-7.85"
(-199.39mm)
7th Driest Driest since: 1942 1985
119th Wettest Wettest since: 1946 2010
Jul 1946–Apr 1947
10-Month
28.78"
(731.01mm)
36.13"
(917.70mm)
-7.35"
(-186.69mm)
9th Driest Driest since: 1931 1985
117th Wettest Wettest since: 1946 1939
Jun 1946–Apr 1947
11-Month
32.91"
(835.91mm)
39.76"
(1,009.90mm)
-6.85"
(-173.99mm)
15th Driest Driest since: 1941 1985
111th Wettest Wettest since: 1946 2010
May 1946–Apr 1947
12-Month
38.64"
(981.46mm)
43.32"
(1,100.33mm)
-4.68"
(-118.87mm)
33rd Driest Driest since: 1942 1931
93rd Wettest Wettest since: 1946 2010
Nov 1945–Apr 1947
18-Month
59.11"
(1,501.39mm)
63.79"
(1,620.27mm)
-4.68"
(-118.88mm)
32nd Driest Driest since: 1942 1931
93rd Wettest Wettest since: 1946 1949
May 1945–Apr 1947
24-Month
89.16"
(2,264.66mm)
86.54"
(2,198.12mm)
2.62"
(66.54mm)
74th Driest Driest since: 1945 1966
51st Wettest Wettest since: 1946 2019
May 1944–Apr 1947
36-Month
128.14"
(3,254.76mm)
129.85"
(3,298.19mm)
-1.71"
(-43.43mm)
46th Driest Driest since: 1945 1967
78th Wettest Wettest since: 1946 1936
May 1943–Apr 1947
48-Month
168.96"
(4,291.58mm)
173.13"
(4,397.50mm)
-4.17"
(-105.92mm)
38th Driest Driest since: 1945 1966
85th Wettest Wettest since: 1946 1939
May 1942–Apr 1947
60-Month
212.63"
(5,400.80mm)
216.24"
(5,492.50mm)
-3.61"
(-91.70mm)
37th Driest Driest since: 1946 1967
85th Wettest Wettest since: 1943 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on November 23, 2020 from https://www.ncdc.noaa.gov/cag/