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, September 1957

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1957
1-Month
4.62"
(117.35mm)
3.60"
(91.44mm)
1.02"
(25.91mm)
97th Driest Driest since: 1956 1941
29th Wettest Wettest since: 1950 1935
Aug–Sep 1957
2-Month
7.22"
(183.39mm)
8.19"
(208.03mm)
-0.97"
(-24.64mm)
50th Driest Driest since: 1956 2005
76th Wettest Wettest since: 1955 1928
Jul–Sep 1957
3-Month
8.40"
(213.36mm)
12.51"
(317.75mm)
-4.11"
(-104.39mm)
15th Driest Driest since: 1943 1968
111th Wettest Wettest since: 1956 1938
Jun–Sep 1957
4-Month
11.96"
(303.78mm)
16.14"
(409.96mm)
-4.18"
(-106.18mm)
18th Driest Driest since: 1949 1968
108th Wettest Wettest since: 1956 1938
May–Sep 1957
5-Month
13.51"
(343.15mm)
19.70"
(500.38mm)
-6.19"
(-157.23mm)
8th Driest Driest since: 1930 1964
118th Wettest Wettest since: 1956 1989
Apr–Sep 1957
6-Month
15.90"
(403.86mm)
23.18"
(588.77mm)
-7.28"
(-184.91mm)
4th Driest Driest since: 1930 1986
122nd Wettest Wettest since: 1956 1989
Mar–Sep 1957
7-Month
19.28"
(489.71mm)
27.16"
(689.86mm)
-7.88"
(-200.15mm)
5th Driest Driest since: 1930 1986
121st Wettest Wettest since: 1956 1989
Feb–Sep 1957
8-Month
22.83"
(579.88mm)
30.20"
(767.08mm)
-7.37"
(-187.20mm)
10th Driest Driest since: 1930 1930
116th Wettest Wettest since: 1956 1989
Jan–Sep 1957
9-Month
25.07"
(636.78mm)
33.69"
(855.73mm)
-8.62"
(-218.95mm)
5th Driest Driest since: 1930 1930
121st Wettest Wettest since: 1956 1989
Dec 1956–Sep 1957
10-Month
28.71"
(729.23mm)
37.15"
(943.61mm)
-8.44"
(-214.38mm)
6th Driest Driest since: 1930 1986
119th Wettest Wettest since: 1956 1958
Nov 1956–Sep 1957
11-Month
33.68"
(855.47mm)
40.22"
(1,021.59mm)
-6.54"
(-166.12mm)
18th Driest Driest since: 1954 1930
107th Wettest Wettest since: 1956 1958
Oct 1956–Sep 1957
12-Month
39.47"
(1,002.54mm)
43.37"
(1,101.60mm)
-3.90"
(-99.06mm)
37th Driest Driest since: 1956 1986
88th Wettest Wettest since: 1955 2003
Apr 1956–Sep 1957
18-Month
61.52"
(1,562.61mm)
66.48"
(1,688.59mm)
-4.96"
(-125.98mm)
39th Driest Driest since: 1954 1966
86th Wettest Wettest since: 1956 2010
Oct 1955–Sep 1957
24-Month
78.11"
(1,983.99mm)
86.63"
(2,200.40mm)
-8.52"
(-216.41mm)
22nd Driest Driest since: 1951 1966
102nd Wettest Wettest since: 1956 2004
Oct 1954–Sep 1957
36-Month
120.93"
(3,071.62mm)
129.92"
(3,299.97mm)
-8.99"
(-228.35mm)
23rd Driest Driest since: 1956 1966
100th Wettest Wettest since: 1955 1935
Oct 1953–Sep 1957
48-Month
157.72"
(4,006.09mm)
173.15"
(4,398.01mm)
-15.43"
(-391.92mm)
13th Driest Driest since: 1944 1966
109th Wettest Wettest since: 1956 1936
Oct 1952–Sep 1957
60-Month
204.43"
(5,192.52mm)
216.34"
(5,495.04mm)
-11.91"
(-302.52mm)
19th Driest Driest since: 1944 1966
102nd Wettest Wettest since: 1956 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 25, 2020 from https://www.ncdc.noaa.gov/cag/