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, October 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
October 2009
1-Month
6.65"
(168.91mm)
3.13"
(79.50mm)
3.52"
(89.41mm)
121st Driest Driest since: 2008 1963
7th Wettest Wettest since: 2005 2012
Sep–Oct 2009
2-Month
11.83"
(300.48mm)
6.73"
(170.94mm)
5.10"
(129.54mm)
121st Driest Driest since: 2008 1941
7th Wettest Wettest since: 2006 1935
Aug–Oct 2009
3-Month
20.06"
(509.52mm)
11.33"
(287.78mm)
8.73"
(221.74mm)
127th Driest Driest since: 2008 1930
1st Wettest Wettest to Date 2009
Jul–Oct 2009
4-Month
22.61"
(574.29mm)
15.64"
(397.26mm)
6.97"
(177.03mm)
122nd Driest Driest since: 2008 1968
6th Wettest Wettest since: 1989 2020
Jun–Oct 2009
5-Month
28.21"
(716.53mm)
19.27"
(489.46mm)
8.94"
(227.07mm)
124th Driest Driest since: 2008 1921
4th Wettest Wettest since: 2006 1989
May–Oct 2009
6-Month
33.22"
(843.79mm)
22.83"
(579.88mm)
10.39"
(263.91mm)
126th Driest Driest since: 2008 1964
2nd Wettest Wettest since: 1989 1989
Apr–Oct 2009
7-Month
38.52"
(978.41mm)
26.31"
(668.27mm)
12.21"
(310.14mm)
126th Driest Driest since: 2008 1930
2nd Wettest Wettest since: 1989 1989
Mar–Oct 2009
8-Month
40.88"
(1,038.35mm)
30.29"
(769.37mm)
10.59"
(268.98mm)
125th Driest Driest since: 2008 1930
3rd Wettest Wettest since: 1989 1989
Feb–Oct 2009
9-Month
41.32"
(1,049.53mm)
33.33"
(846.58mm)
7.99"
(202.95mm)
118th Driest Driest since: 2008 1930
10th Wettest Wettest since: 2003 1989
Jan–Oct 2009
10-Month
43.68"
(1,109.47mm)
36.82"
(935.23mm)
6.86"
(174.24mm)
114th Driest Driest since: 2008 1930
14th Wettest Wettest since: 2003 1989
Dec 2008–Oct 2009
11-Month
48.93"
(1,242.82mm)
40.29"
(1,023.37mm)
8.64"
(219.45mm)
114th Driest Driest since: 2008 1930
13th Wettest Wettest since: 2003 1958
Nov 2008–Oct 2009
12-Month
53.66"
(1,362.96mm)
43.35"
(1,101.09mm)
10.31"
(261.87mm)
119th Driest Driest since: 2008 1930
8th Wettest Wettest since: 2003 1958
May 2008–Oct 2009
18-Month
74.35"
(1,888.49mm)
66.15"
(1,680.21mm)
8.20"
(208.28mm)
99th Driest Driest since: 2008 1930
28th Wettest Wettest since: 2004 2010
Nov 2007–Oct 2009
24-Month
92.42"
(2,347.47mm)
86.62"
(2,200.15mm)
5.80"
(147.32mm)
85th Driest Driest since: 2008 1930
41st Wettest Wettest since: 2006 1979
Nov 2006–Oct 2009
36-Month
132.24"
(3,358.90mm)
129.89"
(3,299.21mm)
2.35"
(59.69mm)
61st Driest Driest since: 2008 1931
64th Wettest Wettest since: 2007 1937
Nov 2005–Oct 2009
48-Month
178.63"
(4,537.20mm)
173.11"
(4,396.99mm)
5.52"
(140.21mm)
71st Driest Driest since: 2008 1966
53rd Wettest Wettest since: 2007 1938
Nov 2004–Oct 2009
60-Month
225.68"
(5,732.27mm)
216.32"
(5,494.53mm)
9.36"
(237.74mm)
89th Driest Driest since: 2008 1966
34th Wettest Wettest since: 2007 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 17, 2022 from https://www.ncdc.noaa.gov/cag/