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 September 2019. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, May 2019

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2019
1-Month
5.14"
(130.56mm)
3.73"
(94.74mm)
1.41"
(35.82mm)
100th Driest Driest since: 2015 1964
26th Wettest Wettest since: 2018 2018
Ties: 1932
Apr–May 2019
2-Month
8.18"
(207.77mm)
7.21"
(183.13mm)
0.97"
(24.64mm)
86th Driest Driest since: 2016 1963
40th Wettest Wettest since: 2018 1983
Mar–May 2019
3-Month
12.25"
(311.15mm)
10.99"
(279.15mm)
1.26"
(32.00mm)
88th Driest Driest since: 2016 1986
38th Wettest Wettest since: 2018 1983
Feb–May 2019
4-Month
15.86"
(402.84mm)
13.88"
(352.55mm)
1.98"
(50.29mm)
98th Driest Driest since: 2017 2006
28th Wettest Wettest since: 2018 1983
Jan–May 2019
5-Month
19.12"
(485.65mm)
17.23"
(437.64mm)
1.89"
(48.01mm)
93rd Driest Driest since: 2017 1969
33rd Wettest Wettest since: 2018 1998
Dec 2018–May 2019
6-Month
24.09"
(611.89mm)
20.52"
(521.21mm)
3.57"
(90.68mm)
106th Driest Driest since: 2018 1986
19th Wettest Wettest since: 2014 1984
Nov 2018–May 2019
7-Month
31.04"
(788.42mm)
23.51"
(597.15mm)
7.53"
(191.27mm)
116th Driest Driest since: 2018 1977
9th Wettest Wettest since: 1998 1998
Oct 2018–May 2019
8-Month
35.08"
(891.03mm)
26.64"
(676.66mm)
8.44"
(214.37mm)
118th Driest Driest since: 2018 1925
7th Wettest Wettest since: 2003 1984
Sep 2018–May 2019
9-Month
44.22"
(1,123.19mm)
30.19"
(766.83mm)
14.03"
(356.36mm)
124th Driest Driest since: 2018 2002
1st Wettest Wettest to Date 2019
Aug 2018–May 2019
10-Month
49.17"
(1,248.92mm)
34.56"
(877.82mm)
14.61"
(371.10mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jul 2018–May 2019
11-Month
57.37"
(1,457.20mm)
38.72"
(983.49mm)
18.65"
(473.71mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2018–May 2019
12-Month
62.47"
(1,586.74mm)
42.56"
(1,081.02mm)
19.91"
(505.72mm)
124th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Dec 2017–May 2019
18-Month
84.69"
(2,151.13mm)
63.04"
(1,601.22mm)
21.65"
(549.91mm)
123rd Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2017–May 2019
24-Month
107.89"
(2,740.41mm)
85.05"
(2,160.27mm)
22.84"
(580.14mm)
123rd Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2016–May 2019
36-Month
149.74"
(3,803.40mm)
127.65"
(3,242.31mm)
22.09"
(561.09mm)
120th Driest Driest since: 2018 1967
3rd Wettest Wettest since: 2005 2005
Jun 2015–May 2019
48-Month
197.30"
(5,011.42mm)
170.18"
(4,322.57mm)
27.12"
(688.85mm)
121st Driest Driest since: 2018 1966
1st Wettest Wettest to Date 2019
Jun 2014–May 2019
60-Month
237.55"
(6,033.77mm)
212.57"
(5,399.28mm)
24.98"
(634.49mm)
118th Driest Driest since: 2018 1969
3rd Wettest Wettest since: 2007 1976

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/