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 2019

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2019
1-Month
5.19"
(131.83mm)
3.73"
(94.74mm)
1.46"
(37.09mm)
104th Driest
Driest since:
1964
25th Wettest
Wettest since:
2018
Apr–May 2019
2-Month
8.23"
(209.04mm)
7.21"
(183.13mm)
1.02"
(25.91mm)
89th Driest
Driest since:
1963
40th Wettest
Wettest since:
1983
Mar–May 2019
3-Month
12.30"
(312.42mm)
10.99"
(279.15mm)
1.31"
(33.27mm)
90th Driest
Driest since:
1986
39th Wettest
Wettest since:
1983
Feb–May 2019
4-Month
15.91"
(404.11mm)
13.88"
(352.55mm)
2.03"
(51.56mm)
101st Driest
Driest since:
2006
28th Wettest
Wettest since:
1983
Jan–May 2019
5-Month
19.17"
(486.92mm)
17.23"
(437.64mm)
1.94"
(49.28mm)
96th Driest
Driest since:
1969
33rd Wettest
Wettest since:
1998
Dec 2018–May 2019
6-Month
24.14"
(613.16mm)
20.52"
(521.21mm)
3.62"
(91.95mm)
109th Driest
Driest since:
1986
19th Wettest
Wettest since:
1984
Nov 2018–May 2019
7-Month
31.09"
(789.69mm)
23.51"
(597.15mm)
7.58"
(192.54mm)
119th Driest
Driest since:
1977
9th Wettest
Wettest since:
1998
Oct 2018–May 2019
8-Month
35.13"
(892.30mm)
26.64"
(676.66mm)
8.49"
(215.64mm)
121st Driest
Driest since:
1925
7th Wettest
Wettest since:
1984
Sep 2018–May 2019
9-Month
44.27"
(1,124.46mm)
30.19"
(766.83mm)
14.08"
(357.63mm)
127th Driest
Driest since:
2002
1st Wettest
Wettest to Date
2019
Aug 2018–May 2019
10-Month
49.22"
(1,250.19mm)
34.56"
(877.82mm)
14.66"
(372.37mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jul 2018–May 2019
11-Month
57.42"
(1,458.47mm)
38.72"
(983.49mm)
18.70"
(474.98mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jun 2018–May 2019
12-Month
62.52"
(1,588.01mm)
42.56"
(1,081.02mm)
19.96"
(506.99mm)
127th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Dec 2017–May 2019
18-Month
84.74"
(2,152.40mm)
63.04"
(1,601.22mm)
21.70"
(551.18mm)
126th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jun 2017–May 2019
24-Month
107.94"
(2,741.68mm)
85.05"
(2,160.27mm)
22.89"
(581.41mm)
126th Driest
Driest since:
1931
1st Wettest
Wettest to Date
2019
Jun 2016–May 2019
36-Month
149.79"
(3,804.67mm)
127.65"
(3,242.31mm)
22.14"
(562.36mm)
122nd Driest
Driest since:
1967
4th Wettest
Wettest since:
2021
Jun 2015–May 2019
48-Month
197.35"
(5,012.69mm)
170.18"
(4,322.57mm)
27.17"
(690.12mm)
122nd Driest
Driest since:
1966
3rd Wettest
Wettest to Date
2021
Jun 2014–May 2019
60-Month
237.60"
(6,035.04mm)
212.57"
(5,399.28mm)
25.03"
(635.76mm)
118th Driest
Driest since:
1969
6th Wettest
Wettest since:
2022

Citing This Page