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, May 2016

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
May 2016
1-Month
5.93"
(150.62mm)
3.73"
(94.74mm)
2.20"
(55.88mm)
118th Driest
Driest since:
1964
11th Wettest
Wettest since:
2018
Ties: 2009
Apr–May 2016
2-Month
8.06"
(204.72mm)
7.21"
(183.13mm)
0.85"
(21.59mm)
86th Driest
Driest since:
1963
43rd Wettest
Wettest since:
1983
Mar–May 2016
3-Month
9.83"
(249.68mm)
10.99"
(279.15mm)
-1.16"
(-29.47mm)
42nd Driest
Driest since:
1986
87th Wettest
Wettest since:
1983
Feb–May 2016
4-Month
13.87"
(352.30mm)
13.88"
(352.55mm)
-0.01"
(-0.25mm)
67th Driest
Driest since:
2006
62nd Wettest
Wettest since:
1983
Jan–May 2016
5-Month
16.87"
(428.50mm)
17.23"
(437.64mm)
-0.36"
(-9.14mm)
68th Driest
Driest since:
1969
61st Wettest
Wettest since:
1998
Dec 2015–May 2016
6-Month
21.44"
(544.58mm)
20.52"
(521.21mm)
0.92"
(23.37mm)
85th Driest
Driest since:
1986
43rd Wettest
Wettest since:
1984
Ties: 1923
Nov 2015–May 2016
7-Month
24.06"
(611.12mm)
23.51"
(597.15mm)
0.55"
(13.97mm)
79th Driest
Driest since:
1977
49th Wettest
Wettest since:
1998
Oct 2015–May 2016
8-Month
27.77"
(705.36mm)
26.64"
(676.66mm)
1.13"
(28.70mm)
85th Driest
Driest since:
1925
43rd Wettest
Wettest since:
1984
Sep 2015–May 2016
9-Month
31.63"
(803.40mm)
30.19"
(766.83mm)
1.44"
(36.57mm)
80th Driest
Driest since:
2002
48th Wettest
Wettest since:
2019
Aug 2015–May 2016
10-Month
34.24"
(869.70mm)
34.56"
(877.82mm)
-0.32"
(-8.12mm)
60th Driest
Driest since:
1931
68th Wettest
Wettest since:
2019
Jul 2015–May 2016
11-Month
38.17"
(969.52mm)
38.72"
(983.49mm)
-0.55"
(-13.97mm)
57th Driest
Driest since:
1931
71st Wettest
Wettest since:
2019
Jun 2015–May 2016
12-Month
47.56"
(1,208.02mm)
42.56"
(1,081.02mm)
5.00"
(127.00mm)
98th Driest
Driest since:
1931
30th Wettest
Wettest since:
2019
Dec 2014–May 2016
18-Month
67.26"
(1,708.40mm)
63.04"
(1,601.22mm)
4.22"
(107.18mm)
92nd Driest
Driest since:
1931
35th Wettest
Wettest since:
2019
Jun 2014–May 2016
24-Month
87.81"
(2,230.37mm)
85.05"
(2,160.27mm)
2.76"
(70.10mm)
74th Driest
Driest since:
1931
53rd Wettest
Wettest since:
2019
Jun 2013–May 2016
36-Month
139.34"
(3,539.24mm)
127.65"
(3,242.31mm)
11.69"
(296.93mm)
108th Driest
Driest since:
1967
18th Wettest
Wettest since:
2021
Jun 2012–May 2016
48-Month
182.23"
(4,628.64mm)
170.18"
(4,322.57mm)
12.05"
(306.07mm)
99th Driest
Driest since:
1966
26th Wettest
Wettest since:
2021
Jun 2011–May 2016
60-Month
228.38"
(5,800.85mm)
212.57"
(5,399.28mm)
15.81"
(401.57mm)
102nd Driest
Driest since:
1969
22nd Wettest
Wettest since:
2022

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