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 August 2019. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, June 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
June 1940
1-Month
1.77"
(44.96mm)
3.64"
(92.46mm)
-1.87"
(-47.50mm)
5th Driest Driest to Date 1988
121st Wettest Wettest since: 1939 2006
May–Jun 1940
2-Month
7.10"
(180.34mm)
7.19"
(182.63mm)
-0.09"
(-2.29mm)
60th Driest Driest since: 1939 1964
66th Wettest Wettest since: 1938 1948
Apr–Jun 1940
3-Month
12.61"
(320.29mm)
10.67"
(271.02mm)
1.94"
(49.27mm)
96th Driest Driest since: 1939 1986
30th Wettest Wettest since: 1937 1948
Mar–Jun 1940
4-Month
16.58"
(421.13mm)
14.65"
(372.11mm)
1.93"
(49.02mm)
92nd Driest Driest since: 1939 1986
34th Wettest Wettest since: 1937 1983
Feb–Jun 1940
5-Month
19.61"
(498.09mm)
17.70"
(449.58mm)
1.91"
(48.51mm)
92nd Driest Driest since: 1938 1976
34th Wettest Wettest since: 1939 1983
Jan–Jun 1940
6-Month
22.11"
(561.59mm)
21.19"
(538.23mm)
0.92"
(23.36mm)
80th Driest Driest since: 1938 2012
46th Wettest Wettest since: 1939 1948
Dec 1939–Jun 1940
7-Month
23.65"
(600.71mm)
24.65"
(626.11mm)
-1.00"
(-25.40mm)
52nd Driest Driest since: 1938 1986
73rd Wettest Wettest since: 1939 1948, 1979
Nov 1939–Jun 1940
8-Month
25.22"
(640.59mm)
27.71"
(703.83mm)
-2.49"
(-63.24mm)
39th Driest Driest since: 1938 1977
86th Wettest Wettest since: 1939 1948
Oct 1939–Jun 1940
9-Month
29.57"
(751.08mm)
30.87"
(784.10mm)
-1.30"
(-33.02mm)
51st Driest Driest since: 1931 1986
74th Wettest Wettest since: 1939 2003
Sep 1939–Jun 1940
10-Month
32.16"
(816.86mm)
34.46"
(875.28mm)
-2.30"
(-58.42mm)
47th Driest Driest since: 1931 2002
78th Wettest Wettest since: 1939 2003
Aug 1939–Jun 1940
11-Month
40.00"
(1,016.00mm)
39.04"
(991.62mm)
0.96"
(24.38mm)
68th Driest Driest since: 1931 1985
57th Wettest Wettest since: 1939 1972
Jul 1939–Jun 1940
12-Month
43.24"
(1,098.30mm)
43.33"
(1,100.58mm)
-0.09"
(-2.28mm)
59th Driest Driest since: 1931 1969
66th Wettest Wettest since: 1939 2019
Jan 1939–Jun 1940
18-Month
67.57"
(1,716.28mm)
64.47"
(1,637.54mm)
3.10"
(78.74mm)
80th Driest Driest since: 1932 1931
45th Wettest Wettest since: 1939 2019
Jul 1938–Jun 1940
24-Month
97.73"
(2,482.34mm)
86.54"
(2,198.12mm)
11.19"
(284.22mm)
104th Driest Driest since: 1938 1931
20th Wettest Wettest since: 1939 2019
Jul 1937–Jun 1940
36-Month
141.74"
(3,600.20mm)
129.87"
(3,298.70mm)
11.87"
(301.50mm)
108th Driest Driest since: 1934 1966
15th Wettest Wettest since: 1939 1937
Jul 1936–Jun 1940
48-Month
192.80"
(4,897.12mm)
173.13"
(4,397.50mm)
19.67"
(499.62mm)
114th Driest Driest since: 1935 1966
8th Wettest Wettest since: 1939 1937
Jul 1935–Jun 1940
60-Month
247.15"
(6,277.61mm)
216.27"
(5,493.26mm)
30.88"
(784.35mm)
117th Driest Driest since: 1936 1967
4th Wettest Wettest since: 1939 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 18, 2019 from https://www.ncdc.noaa.gov/cag/