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


Delaware

Precipitation Rankings, August 1940

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 1940
1-Month
4.82"
(122.43mm)
4.59"
(116.59mm)
0.23"
(5.84mm)
78th Driest Driest since: 1938 2008
48th Wettest Wettest since: 1939 1967
Jul–Aug 1940
2-Month
7.38"
(187.45mm)
8.90"
(226.06mm)
-1.52"
(-38.61mm)
52nd Driest Driest since: 1932 1966
74th Wettest Wettest since: 1939 1919
Jun–Aug 1940
3-Month
9.15"
(232.41mm)
12.54"
(318.52mm)
-3.39"
(-86.11mm)
24th Driest Driest since: 1932 1966
102nd Wettest Wettest since: 1939 2013
Ties: 1980
May–Aug 1940
4-Month
14.48"
(367.79mm)
16.10"
(408.94mm)
-1.62"
(-41.15mm)
43rd Driest Driest since: 1932 1964
83rd Wettest Wettest since: 1939 1919
Ties: 2008
Apr–Aug 1940
5-Month
19.99"
(507.75mm)
19.58"
(497.33mm)
0.41"
(10.42mm)
68th Driest Driest since: 1936 1957
58th Wettest Wettest since: 1939 1919
Mar–Aug 1940
6-Month
23.96"
(608.58mm)
23.55"
(598.17mm)
0.41"
(10.41mm)
70th Driest Driest since: 1936 1930
56th Wettest Wettest since: 1939 1989
Feb–Aug 1940
7-Month
26.99"
(685.55mm)
26.60"
(675.64mm)
0.39"
(9.91mm)
71st Driest Driest since: 1935 1930
55th Wettest Wettest since: 1939 1958
Ties: 1901
Jan–Aug 1940
8-Month
29.49"
(749.05mm)
30.09"
(764.29mm)
-0.60"
(-15.24mm)
62nd Driest Driest since: 1932 1930
64th Wettest Wettest since: 1939 1958
Dec 1939–Aug 1940
9-Month
31.03"
(788.16mm)
33.55"
(852.17mm)
-2.52"
(-64.01mm)
42nd Driest Driest since: 1930 1930
83rd Wettest Wettest since: 1939 1958
Nov 1939–Aug 1940
10-Month
32.60"
(828.04mm)
36.62"
(930.15mm)
-4.02"
(-102.11mm)
36th Driest Driest since: 1932 1977
89th Wettest Wettest since: 1939 1958
Oct 1939–Aug 1940
11-Month
36.95"
(938.53mm)
39.77"
(1,010.16mm)
-2.82"
(-71.63mm)
45th Driest Driest since: 1932 1966
80th Wettest Wettest since: 1939 1958
Sep 1939–Aug 1940
12-Month
39.54"
(1,004.32mm)
43.36"
(1,101.34mm)
-3.82"
(-97.02mm)
40th Driest Driest since: 1932 1966
85th Wettest Wettest since: 1939 1958
Mar 1939–Aug 1940
18-Month
65.70"
(1,668.78mm)
66.82"
(1,697.23mm)
-1.12"
(-28.45mm)
57th Driest Driest since: 1932 1966
68th Wettest Wettest since: 1939 1984
Sep 1938–Aug 1940
24-Month
91.37"
(2,320.80mm)
86.56"
(2,198.62mm)
4.81"
(122.18mm)
84th Driest Driest since: 1935 1966
40th Wettest Wettest since: 1939 2004
Sep 1937–Aug 1940
36-Month
137.62"
(3,495.55mm)
129.84"
(3,297.94mm)
7.78"
(197.61mm)
90th Driest Driest since: 1934 1966
33rd Wettest Wettest since: 1939 2005
Sep 1936–Aug 1940
48-Month
190.85"
(4,847.59mm)
173.06"
(4,395.72mm)
17.79"
(451.87mm)
113th Driest Driest since: 1935 1966
9th Wettest Wettest since: 1939 1939
Sep 1935–Aug 1940
60-Month
246.35"
(6,257.29mm)
216.24"
(5,492.50mm)
30.11"
(764.79mm)
118th Driest Driest since: 1938 1966
3rd Wettest Wettest since: 1939 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 16, 2019 from https://www.ncdc.noaa.gov/cag/