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 July 2020. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, May 2010

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 2010
1-Month
2.21"
(56.13mm)
3.56"
(90.42mm)
-1.35"
(-34.29mm)
30th Driest Driest since: 2007 1964
97th Wettest Wettest since: 2009 1948
Ties: 1899
Apr–May 2010
2-Month
4.12"
(104.65mm)
7.04"
(178.82mm)
-2.92"
(-74.17mm)
7th Driest Driest since: 1986 1942
120th Wettest Wettest since: 2009 1948
Mar–May 2010
3-Month
10.58"
(268.73mm)
11.01"
(279.65mm)
-0.43"
(-10.92mm)
60th Driest Driest since: 2007 1986
67th Wettest Wettest since: 2009 1983
Feb–May 2010
4-Month
14.43"
(366.52mm)
14.06"
(357.12mm)
0.37"
(9.40mm)
76th Driest Driest since: 2009 2006
51st Wettest Wettest since: 2008 1983
Jan–May 2010
5-Month
17.28"
(438.91mm)
17.55"
(445.77mm)
-0.27"
(-6.86mm)
69th Driest Driest since: 2009 2012
58th Wettest Wettest since: 2008 1948
Dec 2009–May 2010
6-Month
24.99"
(634.75mm)
21.01"
(533.65mm)
3.98"
(101.10mm)
111th Driest Driest since: 2009 1986
15th Wettest Wettest since: 1998 1984
Nov 2009–May 2010
7-Month
29.54"
(750.32mm)
24.08"
(611.63mm)
5.46"
(138.69mm)
109th Driest Driest since: 2009 1977
17th Wettest Wettest since: 2003 1984
Oct 2009–May 2010
8-Month
36.19"
(919.23mm)
27.23"
(691.64mm)
8.96"
(227.59mm)
119th Driest Driest since: 2009 2002
7th Wettest Wettest since: 2003 1984
Sep 2009–May 2010
9-Month
41.37"
(1,050.80mm)
30.82"
(782.83mm)
10.55"
(267.97mm)
120th Driest Driest since: 2009 2002
6th Wettest Wettest since: 2003 1984
Aug 2009–May 2010
10-Month
49.60"
(1,259.84mm)
35.41"
(899.41mm)
14.19"
(360.43mm)
125th Driest Driest since: 2009 1985
1st Wettest Wettest to Date 2010
Jul 2009–May 2010
11-Month
52.15"
(1,324.61mm)
39.69"
(1,008.13mm)
12.46"
(316.48mm)
124th Driest Driest since: 2009 1931
2nd Wettest Wettest to Date 2019
Jun 2009–May 2010
12-Month
57.75"
(1,466.85mm)
43.32"
(1,100.33mm)
14.43"
(366.52mm)
125th Driest Driest since: 2009 1965
1st Wettest Wettest to Date 2010
Dec 2008–May 2010
18-Month
78.47"
(1,993.14mm)
64.29"
(1,632.97mm)
14.18"
(360.17mm)
121st Driest Driest since: 2009 1931
4th Wettest Wettest since: 1984 1949
Jun 2008–May 2010
24-Month
98.34"
(2,497.84mm)
86.54"
(2,198.12mm)
11.80"
(299.72mm)
108th Driest Driest since: 2009 1931
17th Wettest Wettest since: 2005 2019
Jun 2007–May 2010
36-Month
137.31"
(3,487.67mm)
129.85"
(3,298.19mm)
7.46"
(189.48mm)
88th Driest Driest since: 2009 1967
36th Wettest Wettest since: 2007 2005
Jun 2006–May 2010
48-Month
190.26"
(4,832.60mm)
173.12"
(4,397.25mm)
17.14"
(435.35mm)
111th Driest Driest since: 2009 1966
12th Wettest Wettest since: 2007 1939
Jun 2005–May 2010
60-Month
228.75"
(5,810.25mm)
216.25"
(5,492.75mm)
12.50"
(317.50mm)
95th Driest Driest since: 2009 1967
27th Wettest Wettest since: 2008 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 9, 2020 from https://www.ncdc.noaa.gov/cag/