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 2021. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, May 2001

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 2001
1-Month
4.44"
(112.78mm)
3.73"
(94.74mm)
0.71"
(18.04mm)
85th Driest Driest since: 2000 1964
43rd Wettest Wettest since: 1998 2018
Apr–May 2001
2-Month
6.50"
(165.10mm)
7.21"
(183.13mm)
-0.71"
(-18.03mm)
53rd Driest Driest since: 1999 1963
75th Wettest Wettest since: 2000 1983
Mar–May 2001
3-Month
11.45"
(290.83mm)
10.99"
(279.15mm)
0.46"
(11.68mm)
82nd Driest Driest since: 1999 1986
46th Wettest Wettest since: 2000 1983
Feb–May 2001
4-Month
13.65"
(346.71mm)
13.88"
(352.55mm)
-0.23"
(-5.84mm)
61st Driest Driest since: 1999 2006
67th Wettest Wettest since: 2000 1983
Jan–May 2001
5-Month
16.40"
(416.56mm)
17.23"
(437.64mm)
-0.83"
(-21.08mm)
56th Driest Driest since: 1997 1969
72nd Wettest Wettest since: 2000 1998
Ties: 1917, 1928
Dec 2000–May 2001
6-Month
19.22"
(488.19mm)
20.52"
(521.21mm)
-1.30"
(-33.02mm)
44th Driest Driest since: 1999 1986
83rd Wettest Wettest since: 2000 1984
Nov 2000–May 2001
7-Month
21.27"
(540.26mm)
23.51"
(597.15mm)
-2.24"
(-56.89mm)
41st Driest Driest since: 1999 1977
86th Wettest Wettest since: 2000 1998
Ties: 2017
Oct 2000–May 2001
8-Month
21.62"
(549.15mm)
26.64"
(676.66mm)
-5.02"
(-127.51mm)
11th Driest Driest since: 1995 1925
116th Wettest Wettest since: 2000 1984
Sep 2000–May 2001
9-Month
26.90"
(683.26mm)
30.19"
(766.83mm)
-3.29"
(-83.57mm)
33rd Driest Driest since: 1999 2002
94th Wettest Wettest since: 2000 2019
Aug 2000–May 2001
10-Month
31.00"
(787.40mm)
34.56"
(877.82mm)
-3.56"
(-90.42mm)
34th Driest Driest since: 1999 1931
93rd Wettest Wettest since: 2000 2019
Jul 2000–May 2001
11-Month
37.39"
(949.71mm)
38.72"
(983.49mm)
-1.33"
(-33.78mm)
49th Driest Driest since: 1999 1931
78th Wettest Wettest since: 2000 2019
Jun 2000–May 2001
12-Month
42.37"
(1,076.20mm)
42.56"
(1,081.02mm)
-0.19"
(-4.82mm)
59th Driest Driest since: 1999 1931
68th Wettest Wettest since: 2000 2019
Dec 1999–May 2001
18-Month
62.98"
(1,599.69mm)
63.04"
(1,601.22mm)
-0.06"
(-1.53mm)
58th Driest Driest since: 1999 1931
68th Wettest Wettest since: 2000 2019
Jun 1999–May 2001
24-Month
87.75"
(2,228.85mm)
85.05"
(2,160.27mm)
2.70"
(68.58mm)
73rd Driest Driest since: 2000 1931
53rd Wettest Wettest since: 1998 2019
Jun 1998–May 2001
36-Month
120.84"
(3,069.34mm)
127.65"
(3,242.31mm)
-6.81"
(-172.97mm)
24th Driest Driest since: 1988 1967
101st Wettest Wettest since: 2000 2021
Jun 1997–May 2001
48-Month
170.77"
(4,337.56mm)
170.18"
(4,322.57mm)
0.59"
(14.99mm)
56th Driest Driest since: 1995 1966
68th Wettest Wettest since: 2000 2021
Jun 1996–May 2001
60-Month
223.26"
(5,670.80mm)
212.57"
(5,399.28mm)
10.69"
(271.52mm)
89th Driest Driest since: 1999 1969
34th Wettest Wettest since: 2000 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 19, 2021 from https://www.ncdc.noaa.gov/cag/