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 2015

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 2015
1-Month
2.46"
(62.48mm)
3.73"
(94.74mm)
-1.27"
(-32.26mm)
30th Driest
Driest since:
1964
99th Wettest
Wettest since:
2018
Apr–May 2015
2-Month
6.09"
(154.69mm)
7.21"
(183.13mm)
-1.12"
(-28.44mm)
39th Driest
Driest since:
1963
90th Wettest
Wettest since:
1983
Mar–May 2015
3-Month
10.35"
(262.89mm)
10.99"
(279.15mm)
-0.64"
(-16.26mm)
54th Driest
Driest since:
1986
75th Wettest
Wettest since:
1983
Feb–May 2015
4-Month
12.38"
(314.45mm)
13.88"
(352.55mm)
-1.50"
(-38.10mm)
33rd Driest
Driest since:
2006
96th Wettest
Wettest since:
1983
Ties: 1900
Jan–May 2015
5-Month
16.17"
(410.72mm)
17.23"
(437.64mm)
-1.06"
(-26.92mm)
50th Driest
Driest since:
1969
79th Wettest
Wettest since:
1998
Ties: 2010
Dec 2014–May 2015
6-Month
19.70"
(500.38mm)
20.52"
(521.21mm)
-0.82"
(-20.83mm)
55th Driest
Driest since:
1986
73rd Wettest
Wettest since:
1984
Nov 2014–May 2015
7-Month
22.79"
(578.87mm)
23.51"
(597.15mm)
-0.72"
(-18.28mm)
65th Driest
Driest since:
1977
63rd Wettest
Wettest since:
1998
Oct 2014–May 2015
8-Month
26.17"
(664.72mm)
26.64"
(676.66mm)
-0.47"
(-11.94mm)
66th Driest
Driest since:
1925
62nd Wettest
Wettest since:
1984
Sep 2014–May 2015
9-Month
28.81"
(731.77mm)
30.19"
(766.83mm)
-1.38"
(-35.06mm)
55th Driest
Driest since:
2002
73rd Wettest
Wettest since:
2019
Aug 2014–May 2015
10-Month
32.74"
(831.60mm)
34.56"
(877.82mm)
-1.82"
(-46.22mm)
48th Driest
Driest since:
1931
80th Wettest
Wettest since:
2019
Jul 2014–May 2015
11-Month
36.61"
(929.89mm)
38.72"
(983.49mm)
-2.11"
(-53.60mm)
45th Driest
Driest since:
1931
83rd Wettest
Wettest since:
2019
Jun 2014–May 2015
12-Month
40.25"
(1,022.35mm)
42.56"
(1,081.02mm)
-2.31"
(-58.67mm)
42nd Driest
Driest since:
1931
86th Wettest
Wettest since:
2019
Dec 2013–May 2015
18-Month
66.01"
(1,676.65mm)
63.04"
(1,601.22mm)
2.97"
(75.43mm)
85th Driest
Driest since:
1931
42nd Wettest
Wettest since:
2019
Jun 2013–May 2015
24-Month
91.78"
(2,331.21mm)
85.05"
(2,160.27mm)
6.73"
(170.94mm)
97th Driest
Driest since:
1931
30th Wettest
Wettest since:
2019
Jun 2012–May 2015
36-Month
134.67"
(3,420.62mm)
127.65"
(3,242.31mm)
7.02"
(178.31mm)
90th Driest
Driest since:
1967
36th Wettest
Wettest since:
2021
Jun 2011–May 2015
48-Month
180.82"
(4,592.83mm)
170.18"
(4,322.57mm)
10.64"
(270.26mm)
89th Driest
Driest since:
1966
36th Wettest
Wettest since:
2021
Jun 2010–May 2015
60-Month
223.20"
(5,669.28mm)
212.57"
(5,399.28mm)
10.63"
(270.00mm)
88th Driest
Driest since:
1969
36th Wettest
Wettest since:
2022

Citing This Page