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 2021. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, September 2017

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 2017
1-Month
2.01"
(51.05mm)
3.56"
(90.42mm)
-1.55"
(-39.37mm)
25th Driest Driest since: 2013 1941
102nd Wettest Wettest since: 2016 1999
Aug–Sep 2017
2-Month
7.58"
(192.53mm)
7.95"
(201.93mm)
-0.37"
(-9.40mm)
65th Driest Driest since: 2015 1930
62nd Wettest Wettest since: 2016 2011
Jul–Sep 2017
3-Month
15.34"
(389.64mm)
12.13"
(308.10mm)
3.21"
(81.54mm)
101st Driest Driest since: 2016 1930
26th Wettest Wettest since: 2011 2018
Jun–Sep 2017
4-Month
17.45"
(443.23mm)
15.98"
(405.89mm)
1.47"
(37.34mm)
82nd Driest Driest since: 2014 1930
45th Wettest Wettest since: 2016 2018
May–Sep 2017
5-Month
23.30"
(591.82mm)
19.71"
(500.63mm)
3.59"
(91.19mm)
96th Driest Driest since: 2015 1930
31st Wettest Wettest since: 2016 2018
Apr–Sep 2017
6-Month
26.52"
(673.61mm)
23.19"
(589.03mm)
3.33"
(84.58mm)
95th Driest Driest since: 2016 1930
32nd Wettest Wettest since: 2011 2018
Mar–Sep 2017
7-Month
30.25"
(768.35mm)
26.97"
(685.04mm)
3.28"
(83.31mm)
94th Driest Driest since: 2016 1930
33rd Wettest Wettest since: 2011 2018
Feb–Sep 2017
8-Month
31.37"
(796.80mm)
29.85"
(758.19mm)
1.52"
(38.61mm)
79th Driest Driest since: 2013 1930
48th Wettest Wettest since: 2016 2018
Jan–Sep 2017
9-Month
34.51"
(876.55mm)
33.21"
(843.53mm)
1.30"
(33.02mm)
78th Driest Driest since: 2013 1930
49th Wettest Wettest since: 2016 2018
Dec 2016–Sep 2017
10-Month
37.72"
(958.09mm)
36.49"
(926.85mm)
1.23"
(31.24mm)
73rd Driest Driest since: 2013 1930
53rd Wettest Wettest since: 2016 2003
Nov 2016–Sep 2017
11-Month
38.72"
(983.49mm)
39.48"
(1,002.79mm)
-0.76"
(-19.30mm)
61st Driest Driest since: 2013 1930
65th Wettest Wettest since: 2016 2003
Oct 2016–Sep 2017
12-Month
40.94"
(1,039.88mm)
42.62"
(1,082.55mm)
-1.68"
(-42.67mm)
55th Driest Driest since: 2012 1930
71st Wettest Wettest since: 2016 2003
Apr 2016–Sep 2017
18-Month
67.36"
(1,710.94mm)
65.72"
(1,669.29mm)
1.64"
(41.65mm)
68th Driest Driest since: 2013 1966
58th Wettest Wettest since: 2016 2019
Oct 2015–Sep 2017
24-Month
87.07"
(2,211.58mm)
85.14"
(2,162.56mm)
1.93"
(49.02mm)
66th Driest Driest since: 2013 1930
59th Wettest Wettest since: 2016 2004
Oct 2014–Sep 2017
36-Month
133.03"
(3,378.96mm)
127.72"
(3,244.09mm)
5.31"
(134.87mm)
82nd Driest Driest since: 2014 1931
42nd Wettest Wettest since: 2016 2005
Oct 2013–Sep 2017
48-Month
180.66"
(4,588.76mm)
170.22"
(4,323.59mm)
10.44"
(265.17mm)
93rd Driest Driest since: 2015 1932
30th Wettest Wettest since: 2016 2006
Oct 2012–Sep 2017
60-Month
226.38"
(5,750.05mm)
212.69"
(5,402.33mm)
13.69"
(347.72mm)
95th Driest Driest since: 2016 1966
27th Wettest Wettest since: 2015 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on March 2, 2021 from https://www.ncdc.noaa.gov/cag/