Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Maryland

Precipitation Rankings, April 2019

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 2019
1-Month
3.04"
(77.22mm)
3.48"
(88.39mm)
-0.44"
(-11.17mm)
53rd Driest
Driest since:
1985
76th Wettest
Wettest since:
1983
Ties: 1999
Mar–Apr 2019
2-Month
7.11"
(180.59mm)
7.26"
(184.40mm)
-0.15"
(-3.81mm)
67th Driest
Driest since:
1915
62nd Wettest
Wettest since:
1983
Feb–Apr 2019
3-Month
10.72"
(272.29mm)
10.15"
(257.81mm)
0.57"
(14.48mm)
84th Driest
Driest since:
2006
45th Wettest
Wettest since:
1983
Jan–Apr 2019
4-Month
13.98"
(355.09mm)
13.50"
(342.90mm)
0.48"
(12.19mm)
82nd Driest
Driest since:
1985
47th Wettest
Wettest since:
1998
Dec 2018–Apr 2019
5-Month
18.95"
(481.33mm)
16.79"
(426.47mm)
2.16"
(54.86mm)
101st Driest
Driest since:
1985
27th Wettest
Wettest since:
1937
Nov 2018–Apr 2019
6-Month
25.90"
(657.86mm)
19.78"
(502.41mm)
6.12"
(155.45mm)
117th Driest
Driest since:
1977
11th Wettest
Wettest since:
1998
Oct 2018–Apr 2019
7-Month
29.94"
(760.48mm)
22.91"
(581.91mm)
7.03"
(178.57mm)
116th Driest
Driest since:
2002
12th Wettest
Wettest since:
1984
Sep 2018–Apr 2019
8-Month
39.08"
(992.63mm)
26.46"
(672.08mm)
12.62"
(320.55mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Aug 2018–Apr 2019
9-Month
44.03"
(1,118.36mm)
30.83"
(783.08mm)
13.20"
(335.28mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jul 2018–Apr 2019
10-Month
52.23"
(1,326.64mm)
34.99"
(888.75mm)
17.24"
(437.89mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jun 2018–Apr 2019
11-Month
57.33"
(1,456.18mm)
38.83"
(986.28mm)
18.50"
(469.90mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
May 2018–Apr 2019
12-Month
64.94"
(1,649.48mm)
42.55"
(1,080.77mm)
22.39"
(568.71mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Nov 2017–Apr 2019
18-Month
81.51"
(2,070.35mm)
62.30"
(1,582.42mm)
19.21"
(487.93mm)
125th Driest
Driest since:
1931
2nd Wettest
Wettest since:
2004
May 2017–Apr 2019
24-Month
108.60"
(2,758.44mm)
85.06"
(2,160.52mm)
23.54"
(597.92mm)
126th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
May 2016–Apr 2019
36-Month
150.53"
(3,823.46mm)
127.66"
(3,242.56mm)
22.87"
(580.90mm)
122nd Driest
Driest since:
1967
4th Wettest
Wettest since:
2021
May 2015–Apr 2019
48-Month
194.62"
(4,943.35mm)
170.21"
(4,323.33mm)
24.41"
(620.02mm)
122nd Driest
Driest since:
1968
3rd Wettest
Wettest to Date
2021
May 2014–Apr 2019
60-Month
237.59"
(6,034.79mm)
212.58"
(5,399.53mm)
25.01"
(635.26mm)
117th Driest
Driest since:
1967
7th Wettest
Wettest since:
2021

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