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 2020. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, March 2018

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
March 2018
1-Month
4.09"
(103.89mm)
3.98"
(101.09mm)
0.11"
(2.80mm)
79th Driest Driest since: 2016 2006
48th Wettest Wettest since: 2017 1994
Feb–Mar 2018
2-Month
9.06"
(230.12mm)
7.02"
(178.31mm)
2.04"
(51.81mm)
106th Driest Driest since: 2017 2006
21st Wettest Wettest since: 2010 1994
Jan–Mar 2018
3-Month
12.04"
(305.82mm)
10.51"
(266.95mm)
1.53"
(38.87mm)
94th Driest Driest since: 2017 2009
33rd Wettest Wettest since: 2010 1994
Dec 2017–Mar 2018
4-Month
13.09"
(332.49mm)
13.98"
(355.09mm)
-0.89"
(-22.60mm)
57th Driest Driest since: 2017 1981
69th Wettest Wettest since: 2015 1994
Nov 2017–Mar 2018
5-Month
15.13"
(384.30mm)
17.04"
(432.82mm)
-1.91"
(-48.52mm)
44th Driest Driest since: 2017 1981
82nd Wettest Wettest since: 2016 1978
Oct 2017–Mar 2018
6-Month
18.72"
(475.49mm)
20.19"
(512.83mm)
-1.47"
(-37.34mm)
46th Driest Driest since: 2017 2002
80th Wettest Wettest since: 2016 2010
Sep 2017–Mar 2018
7-Month
21.29"
(540.77mm)
23.79"
(604.27mm)
-2.50"
(-63.50mm)
37th Driest Driest since: 2012 2002
89th Wettest Wettest since: 2017 1936
Aug 2017–Mar 2018
8-Month
29.20"
(741.68mm)
28.37"
(720.60mm)
0.83"
(21.08mm)
79th Driest Driest since: 2017 1931
47th Wettest Wettest since: 2015 2010
Jul 2017–Mar 2018
9-Month
37.24"
(945.90mm)
32.65"
(829.31mm)
4.59"
(116.59mm)
101st Driest Driest since: 2017 1931
25th Wettest Wettest since: 2010 2010
Jun 2017–Mar 2018
10-Month
39.56"
(1,004.82mm)
36.28"
(921.51mm)
3.28"
(83.31mm)
88th Driest Driest since: 2017 1931
38th Wettest Wettest since: 2014 2010
May 2017–Mar 2018
11-Month
45.24"
(1,149.10mm)
39.84"
(1,011.94mm)
5.40"
(137.16mm)
98th Driest Driest since: 2017 1931
28th Wettest Wettest since: 2014 2010
Apr 2017–Mar 2018
12-Month
47.87"
(1,215.90mm)
43.30"
(1,099.82mm)
4.57"
(116.08mm)
91st Driest Driest since: 2017 1931
35th Wettest Wettest since: 2014 2010
Oct 2016–Mar 2018
18-Month
63.18"
(1,604.77mm)
63.46"
(1,611.88mm)
-0.28"
(-7.11mm)
62nd Driest Driest since: 2013 1931
63rd Wettest Wettest since: 2017 2004
Apr 2016–Mar 2018
24-Month
94.05"
(2,388.87mm)
86.51"
(2,197.35mm)
7.54"
(191.52mm)
94th Driest Driest since: 2017 1966
31st Wettest Wettest since: 2015 1936
Apr 2015–Mar 2018
36-Month
136.70"
(3,472.18mm)
129.82"
(3,297.43mm)
6.88"
(174.75mm)
83rd Driest Driest since: 2017 1966
41st Wettest Wettest since: 2016 1936
Apr 2014–Mar 2018
48-Month
182.01"
(4,623.05mm)
173.10"
(4,396.74mm)
8.91"
(226.31mm)
89th Driest Driest since: 2015 1966
34th Wettest Wettest since: 2017 1939
Apr 2013–Mar 2018
60-Month
235.02"
(5,969.51mm)
216.17"
(5,490.72mm)
18.85"
(478.79mm)
111th Driest Driest since: 2017 1967
11th Wettest Wettest since: 2014 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 18, 2021 from https://www.ncdc.noaa.gov/cag/