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 2021. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, September 1959

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 1959
1-Month
1.65"
(41.91mm)
3.60"
(91.44mm)
-1.95"
(-49.53mm)
16th Driest Driest since: 1941 1941
112th Wettest Wettest since: 1958 1935
Aug–Sep 1959
2-Month
6.27"
(159.26mm)
8.19"
(208.03mm)
-1.92"
(-48.77mm)
37th Driest Driest since: 1951 2005
91st Wettest Wettest since: 1958 1928
Jul–Sep 1959
3-Month
16.07"
(408.18mm)
12.51"
(317.75mm)
3.56"
(90.43mm)
102nd Driest Driest since: 1957 1968
26th Wettest Wettest since: 1958 1938
Jun–Sep 1959
4-Month
18.70"
(474.98mm)
16.14"
(409.96mm)
2.56"
(65.02mm)
92nd Driest Driest since: 1957 1968
36th Wettest Wettest since: 1958 1938
May–Sep 1959
5-Month
20.14"
(511.56mm)
19.70"
(500.38mm)
0.44"
(11.18mm)
74th Driest Driest since: 1957 1964
54th Wettest Wettest since: 1958 1989
Apr–Sep 1959
6-Month
23.54"
(597.92mm)
23.18"
(588.77mm)
0.36"
(9.15mm)
74th Driest Driest since: 1957 1986
54th Wettest Wettest since: 1958 1989
Mar–Sep 1959
7-Month
26.96"
(684.78mm)
27.16"
(689.86mm)
-0.20"
(-5.08mm)
63rd Driest Driest since: 1957 1986
65th Wettest Wettest since: 1958 1989
Feb–Sep 1959
8-Month
28.77"
(730.76mm)
30.20"
(767.08mm)
-1.43"
(-36.32mm)
46th Driest Driest since: 1957 1930
82nd Wettest Wettest since: 1958 1989
Ties: 1950
Jan–Sep 1959
9-Month
30.47"
(773.94mm)
33.69"
(855.73mm)
-3.22"
(-81.79mm)
35th Driest Driest since: 1957 1930
93rd Wettest Wettest since: 1958 1989
Dec 1958–Sep 1959
10-Month
32.81"
(833.37mm)
37.15"
(943.61mm)
-4.34"
(-110.24mm)
29th Driest Driest since: 1957 1986
98th Wettest Wettest since: 1958 1958
Nov 1958–Sep 1959
11-Month
35.57"
(903.48mm)
40.22"
(1,021.59mm)
-4.65"
(-118.11mm)
33rd Driest Driest since: 1957 1930
94th Wettest Wettest since: 1958 1958
Oct 1958–Sep 1959
12-Month
38.85"
(986.79mm)
43.37"
(1,101.60mm)
-4.52"
(-114.81mm)
32nd Driest Driest since: 1956 1986
95th Wettest Wettest since: 1958 2003
Apr 1958–Sep 1959
18-Month
70.45"
(1,789.43mm)
66.48"
(1,688.59mm)
3.97"
(100.84mm)
79th Driest Driest since: 1957 1966
48th Wettest Wettest since: 1958 2010
Oct 1957–Sep 1959
24-Month
97.60"
(2,479.04mm)
86.63"
(2,200.40mm)
10.97"
(278.64mm)
104th Driest Driest since: 1957 1966
22nd Wettest Wettest since: 1958 2004
Oct 1956–Sep 1959
36-Month
137.07"
(3,481.58mm)
129.92"
(3,299.97mm)
7.15"
(181.61mm)
81st Driest Driest since: 1958 1966
44th Wettest Wettest since: 1954 1935
Oct 1955–Sep 1959
48-Month
175.71"
(4,463.03mm)
173.15"
(4,398.01mm)
2.56"
(65.02mm)
58th Driest Driest since: 1957 1966
66th Wettest Wettest since: 1958 1936
Oct 1954–Sep 1959
60-Month
218.53"
(5,550.66mm)
216.34"
(5,495.04mm)
2.19"
(55.62mm)
58th Driest Driest since: 1958 1966
65th Wettest Wettest since: 1956 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 21, 2022 from https://www.ncdc.noaa.gov/cag/