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 April 2022. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, September 1949

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1949
1-Month
3.59"
(91.19mm)
3.60"
(91.44mm)
-0.01"
(-0.25mm)
72nd Driest Driest since: 1948 1941
56th Wettest Wettest since: 1945 1935
Ties: 2014
Aug–Sep 1949
2-Month
7.96"
(202.18mm)
8.19"
(208.03mm)
-0.23"
(-5.85mm)
69th Driest Driest since: 1947 2005
59th Wettest Wettest since: 1948 1928
Ties: 2014
Jul–Sep 1949
3-Month
10.89"
(276.61mm)
12.51"
(317.75mm)
-1.62"
(-41.14mm)
47th Driest Driest since: 1947 1968
81st Wettest Wettest since: 1948 1938
Jun–Sep 1949
4-Month
11.82"
(300.23mm)
16.14"
(409.96mm)
-4.32"
(-109.73mm)
16th Driest Driest since: 1943 1968
112th Wettest Wettest since: 1948 1938
May–Sep 1949
5-Month
15.64"
(397.26mm)
19.70"
(500.38mm)
-4.06"
(-103.12mm)
23rd Driest Driest since: 1943 1964
105th Wettest Wettest since: 1948 1989
Apr–Sep 1949
6-Month
18.31"
(465.07mm)
23.18"
(588.77mm)
-4.87"
(-123.70mm)
20th Driest Driest since: 1943 1986
108th Wettest Wettest since: 1948 1989
Mar–Sep 1949
7-Month
21.98"
(558.29mm)
27.16"
(689.86mm)
-5.18"
(-131.57mm)
19th Driest Driest since: 1943 1986
109th Wettest Wettest since: 1948 1989
Feb–Sep 1949
8-Month
26.02"
(660.91mm)
30.20"
(767.08mm)
-4.18"
(-106.17mm)
26th Driest Driest since: 1947 1930
102nd Wettest Wettest since: 1948 1989
Jan–Sep 1949
9-Month
31.27"
(794.26mm)
33.69"
(855.73mm)
-2.42"
(-61.47mm)
47th Driest Driest since: 1947 1930
81st Wettest Wettest since: 1948 1989
Dec 1948–Sep 1949
10-Month
36.75"
(933.45mm)
37.15"
(943.61mm)
-0.40"
(-10.16mm)
63rd Driest Driest since: 1947 1986
64th Wettest Wettest since: 1948 1958
Nov 1948–Sep 1949
11-Month
43.13"
(1,095.50mm)
40.22"
(1,021.59mm)
2.91"
(73.91mm)
86th Driest Driest since: 1947 1930
41st Wettest Wettest since: 1948 1958
Oct 1948–Sep 1949
12-Month
47.18"
(1,198.37mm)
43.37"
(1,101.60mm)
3.81"
(96.77mm)
85th Driest Driest since: 1947 1986
42nd Wettest Wettest since: 1948 2003
Apr 1948–Sep 1949
18-Month
78.05"
(1,982.47mm)
66.48"
(1,688.59mm)
11.57"
(293.88mm)
111th Driest Driest since: 1948 1966
16th Wettest Wettest since: 1939 2010
Oct 1947–Sep 1949
24-Month
100.22"
(2,545.59mm)
86.63"
(2,200.40mm)
13.59"
(345.19mm)
116th Driest Driest since: 1948 1966
10th Wettest Wettest since: 1938 2004
Oct 1946–Sep 1949
36-Month
136.28"
(3,461.51mm)
129.92"
(3,299.97mm)
6.36"
(161.54mm)
78th Driest Driest since: 1948 1966
47th Wettest Wettest since: 1946 1935
Oct 1945–Sep 1949
48-Month
180.76"
(4,591.30mm)
173.15"
(4,398.01mm)
7.61"
(193.29mm)
82nd Driest Driest since: 1947 1966
42nd Wettest Wettest since: 1948 1936
Oct 1944–Sep 1949
60-Month
230.94"
(5,865.88mm)
216.34"
(5,495.04mm)
14.60"
(370.84mm)
101st Driest Driest since: 1948 1966
22nd Wettest Wettest since: 1940 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 19, 2022 from https://www.ncdc.noaa.gov/cag/