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 October 2021. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, September 2010

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
September 2010
1-Month
3.71"
(94.23mm)
3.60"
(91.44mm)
0.11"
(2.79mm)
74th Driest Driest since: 2007 1941
54th Wettest Wettest since: 2009 1935
Aug–Sep 2010
2-Month
7.09"
(180.09mm)
8.19"
(208.03mm)
-1.10"
(-27.94mm)
48th Driest Driest since: 2008 2005
80th Wettest Wettest since: 2009 1928
Ties: 2013
Jul–Sep 2010
3-Month
11.38"
(289.05mm)
12.50"
(317.50mm)
-1.12"
(-28.45mm)
52nd Driest Driest since: 2008 1968
76th Wettest Wettest since: 2009 1938
Jun–Sep 2010
4-Month
13.51"
(343.15mm)
16.14"
(409.96mm)
-2.63"
(-66.81mm)
36th Driest Driest since: 2008 1968
92nd Wettest Wettest since: 2009 1938
May–Sep 2010
5-Month
15.72"
(399.29mm)
19.70"
(500.38mm)
-3.98"
(-101.09mm)
24th Driest Driest since: 2007 1964
104th Wettest Wettest since: 2009 1989
Ties: 1993
Apr–Sep 2010
6-Month
17.63"
(447.80mm)
23.18"
(588.77mm)
-5.55"
(-140.97mm)
13th Driest Driest since: 2007 1986
115th Wettest Wettest since: 2009 1989
Ties: 1921, 2007
Mar–Sep 2010
7-Month
24.09"
(611.89mm)
27.16"
(689.86mm)
-3.07"
(-77.97mm)
34th Driest Driest since: 2007 1986
94th Wettest Wettest since: 2009 1989
Ties: 1947
Feb–Sep 2010
8-Month
27.94"
(709.68mm)
30.20"
(767.08mm)
-2.26"
(-57.40mm)
41st Driest Driest since: 2007 1930
87th Wettest Wettest since: 2009 1989
Jan–Sep 2010
9-Month
30.79"
(782.07mm)
33.69"
(855.73mm)
-2.90"
(-73.66mm)
41st Driest Driest since: 2007 1930
87th Wettest Wettest since: 2009 1989
Dec 2009–Sep 2010
10-Month
38.50"
(977.90mm)
37.15"
(943.61mm)
1.35"
(34.29mm)
77th Driest Driest since: 2008 1986
50th Wettest Wettest since: 2009 1958
Nov 2009–Sep 2010
11-Month
43.05"
(1,093.47mm)
40.22"
(1,021.59mm)
2.83"
(71.88mm)
83rd Driest Driest since: 2008 1930
44th Wettest Wettest since: 2009 1958
Oct 2009–Sep 2010
12-Month
49.70"
(1,262.38mm)
43.37"
(1,101.60mm)
6.33"
(160.78mm)
100th Driest Driest since: 2009 1986
27th Wettest Wettest since: 2004 2003
Apr 2009–Sep 2010
18-Month
81.57"
(2,071.88mm)
66.48"
(1,688.59mm)
15.09"
(383.29mm)
126th Driest Driest since: 2009 1966
1st Wettest Wettest to Date 2010
Oct 2008–Sep 2010
24-Month
98.54"
(2,502.92mm)
86.63"
(2,200.40mm)
11.91"
(302.52mm)
110th Driest Driest since: 2009 1966
16th Wettest Wettest since: 2004 2004
Ties: 2014
Oct 2007–Sep 2010
36-Month
140.25"
(3,562.35mm)
129.92"
(3,299.97mm)
10.33"
(262.38mm)
100th Driest Driest since: 2009 1966
25th Wettest Wettest since: 2005 1935
Oct 2006–Sep 2010
48-Month
180.85"
(4,593.59mm)
173.15"
(4,398.01mm)
7.70"
(195.58mm)
83rd Driest Driest since: 2009 1966
41st Wettest Wettest since: 2006 1936
Oct 2005–Sep 2010
60-Month
229.74"
(5,835.40mm)
216.34"
(5,495.04mm)
13.40"
(340.36mm)
96th Driest Driest since: 2009 1966
27th Wettest Wettest since: 2007 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on November 29, 2021 from https://www.ncdc.noaa.gov/cag/