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 2019. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, October 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
October 1940
1-Month
1.98"
(50.29mm)
3.13"
(79.50mm)
-1.15"
(-29.21mm)
30th Driest Driest since: 1933 1963
96th Wettest Wettest since: 1939 2012
Sep–Oct 1940
2-Month
4.96"
(125.98mm)
6.73"
(170.94mm)
-1.77"
(-44.96mm)
30th Driest Driest since: 1933 1941
96th Wettest Wettest since: 1939 1935
Aug–Oct 1940
3-Month
9.78"
(248.41mm)
11.33"
(287.78mm)
-1.55"
(-39.37mm)
37th Driest Driest since: 1930 1930
89th Wettest Wettest since: 1939 2009
Jul–Oct 1940
4-Month
12.34"
(313.44mm)
15.64"
(397.26mm)
-3.30"
(-83.82mm)
25th Driest Driest since: 1930 1968
101st Wettest Wettest since: 1939 1938
Jun–Oct 1940
5-Month
14.11"
(358.39mm)
19.27"
(489.46mm)
-5.16"
(-131.07mm)
12th Driest Driest since: 1930 1921
114th Wettest Wettest since: 1939 1989
May–Oct 1940
6-Month
19.44"
(493.78mm)
22.83"
(579.88mm)
-3.39"
(-86.10mm)
28th Driest Driest since: 1930 1964
98th Wettest Wettest since: 1939 1989
Apr–Oct 1940
7-Month
24.95"
(633.73mm)
26.31"
(668.27mm)
-1.36"
(-34.54mm)
49th Driest Driest since: 1932 1930
77th Wettest Wettest since: 1939 1989
Mar–Oct 1940
8-Month
28.92"
(734.57mm)
30.29"
(769.37mm)
-1.37"
(-34.80mm)
47th Driest Driest since: 1930 1930
79th Wettest Wettest since: 1939 1989
Feb–Oct 1940
9-Month
31.95"
(811.53mm)
33.33"
(846.58mm)
-1.38"
(-35.05mm)
49th Driest Driest since: 1930 1930
77th Wettest Wettest since: 1939 1989
Jan–Oct 1940
10-Month
34.45"
(875.03mm)
36.82"
(935.23mm)
-2.37"
(-60.20mm)
41st Driest Driest since: 1930 1930
85th Wettest Wettest since: 1939 1989
Dec 1939–Oct 1940
11-Month
35.99"
(914.15mm)
40.29"
(1,023.37mm)
-4.30"
(-109.22mm)
28th Driest Driest since: 1930 1930
97th Wettest Wettest since: 1939 1958
Nov 1939–Oct 1940
12-Month
37.56"
(954.02mm)
43.35"
(1,101.09mm)
-5.79"
(-147.07mm)
23rd Driest Driest since: 1930 1930
102nd Wettest Wettest since: 1939 1958
May 1939–Oct 1940
18-Month
59.67"
(1,515.62mm)
66.15"
(1,680.21mm)
-6.48"
(-164.59mm)
28th Driest Driest since: 1931 1930
97th Wettest Wettest since: 1939 2010
Nov 1938–Oct 1940
24-Month
85.96"
(2,183.38mm)
86.62"
(2,200.15mm)
-0.66"
(-16.77mm)
55th Driest Driest since: 1932 1930
69th Wettest Wettest since: 1939 1979
Ties: 1899
Nov 1937–Oct 1940
36-Month
135.04"
(3,430.02mm)
129.89"
(3,299.21mm)
5.15"
(130.81mm)
79th Driest Driest since: 1933 1931
44th Wettest Wettest since: 1939 1937
Nov 1936–Oct 1940
48-Month
187.87"
(4,771.90mm)
173.11"
(4,396.99mm)
14.76"
(374.91mm)
107th Driest Driest since: 1934 1966
15th Wettest Wettest since: 1939 1938
Nov 1935–Oct 1940
60-Month
236.99"
(6,019.55mm)
216.32"
(5,494.53mm)
20.67"
(525.02mm)
111th Driest Driest since: 1935 1966
10th Wettest Wettest since: 1939 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 24, 2020 from https://www.ncdc.noaa.gov/cag/