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 January 1895. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, May 2018

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
May 2018
1-Month
7.63"
(193.80mm)
3.73"
(94.74mm)
3.90"
(99.06mm)
124ᵗʰ Driest Driest since: 2017 1964
1ˢᵗ Wettest Wettest to Date 2018
Apr–May 2018
2-Month
11.38"
(289.05mm)
7.21"
(183.13mm)
4.17"
(105.92mm)
120ᵗʰ Driest Driest since: 2017 1963
5ᵗʰ Wettest Wettest since: 2008 1983
Mar–May 2018
3-Month
14.12"
(358.65mm)
10.99"
(279.15mm)
3.13"
(79.50mm)
110ᵗʰ Driest Driest since: 2017 1986
15ᵗʰ Wettest Wettest since: 2008 1983
Feb–May 2018
4-Month
18.85"
(478.79mm)
13.88"
(352.55mm)
4.97"
(126.24mm)
118ᵗʰ Driest Driest since: 2017 2006
7ᵗʰ Wettest Wettest since: 2003 1983
Jan–May 2018
5-Month
21.25"
(539.75mm)
17.23"
(437.64mm)
4.02"
(102.11mm)
110ᵗʰ Driest Driest since: 2017 1969
15ᵗʰ Wettest Wettest since: 2003 1998
Dec 2017–May 2018
6-Month
22.20"
(563.88mm)
20.52"
(521.21mm)
1.68"
(42.67mm)
89ᵗʰ Driest Driest since: 2017 1986
35ᵗʰ Wettest Wettest since: 2014 1984
Nov 2017–May 2018
7-Month
24.16"
(613.66mm)
23.51"
(597.15mm)
0.65"
(16.51mm)
81ˢᵗ Driest Driest since: 2017 1977
43ʳᵈ Wettest Wettest since: 2014 1998
Oct 2017–May 2018
8-Month
27.95"
(709.93mm)
26.64"
(676.66mm)
1.31"
(33.27mm)
85ᵗʰ Driest Driest since: 2017 1925
39ᵗʰ Wettest Wettest since: 2014 1984
Sep 2017–May 2018
9-Month
29.96"
(760.98mm)
30.19"
(766.83mm)
-0.23"
(-5.85mm)
61ˢᵗ Driest Driest since: 2015 2002
63ʳᵈ Wettest Wettest since: 2017 1984
Aug 2017–May 2018
10-Month
35.53"
(902.46mm)
34.56"
(877.82mm)
0.97"
(24.64mm)
74ᵗʰ Driest Driest since: 2017 1931
50ᵗʰ Wettest Wettest since: 2014 1972
Jul 2017–May 2018
11-Month
43.29"
(1,099.57mm)
38.72"
(983.49mm)
4.57"
(116.08mm)
93ʳᵈ Driest Driest since: 2017 1931
31ˢᵗ Wettest Wettest since: 2014 1972
Jun 2017–May 2018
12-Month
45.40"
(1,153.16mm)
42.56"
(1,081.02mm)
2.84"
(72.14mm)
80ᵗʰ Driest Driest since: 2017 1931
44ᵗʰ Wettest Wettest since: 2016 2004
Dec 2016–May 2018
18-Month
65.66"
(1,667.76mm)
63.04"
(1,601.22mm)
2.62"
(66.54mm)
81ˢᵗ Driest Driest since: 2017 1931
42ⁿᵈ Wettest Wettest since: 2016 2004
Jun 2016–May 2018
24-Month
87.24"
(2,215.90mm)
85.05"
(2,160.27mm)
2.19"
(55.63mm)
72ⁿᵈ Driest Driest since: 2009 1931
51ˢᵗ Wettest Wettest since: 2017 1973
Jun 2015–May 2018
36-Month
134.80"
(3,423.92mm)
127.65"
(3,242.31mm)
7.15"
(181.61mm)
91ˢᵗ Driest Driest since: 2017 1967
31ˢᵗ Wettest Wettest since: 2016 2005
Jun 2014–May 2018
48-Month
175.05"
(4,446.27mm)
170.18"
(4,322.57mm)
4.87"
(123.70mm)
80ᵗʰ Driest Driest since: 2009 1966
41ˢᵗ Wettest Wettest since: 2017 1973
Jun 2013–May 2018
60-Month
226.58"
(5,755.13mm)
212.57"
(5,399.28mm)
14.01"
(355.85mm)
99ᵗʰ Driest Driest since: 2017 1969
21ˢᵗ Wettest Wettest since: 2016 1976

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2018, retrieved on September 25, 2018 from https://www.ncdc.noaa.gov/cag/