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 October 2020. For more information, please see Climatological Rankings.


Maryland

Precipitation Rankings, September 1949

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1949
1-Month
3.16"
(80.26mm)
3.56"
(90.42mm)
-0.40"
(-10.16mm)
62nd Driest Driest since: 1948 1941
65th Wettest Wettest since: 1946 1999
Aug–Sep 1949
2-Month
7.75"
(196.85mm)
7.95"
(201.93mm)
-0.20"
(-5.08mm)
67th Driest Driest since: 1947 1930
60th Wettest Wettest since: 1948 2011
Jul–Sep 1949
3-Month
12.68"
(322.07mm)
12.13"
(308.10mm)
0.55"
(13.97mm)
74th Driest Driest since: 1947 1930
53rd Wettest Wettest since: 1948 2018
Jun–Sep 1949
4-Month
14.99"
(380.75mm)
15.98"
(405.89mm)
-0.99"
(-25.14mm)
53rd Driest Driest since: 1947 1930
74th Wettest Wettest since: 1948 2018
May–Sep 1949
5-Month
19.48"
(494.79mm)
19.71"
(500.63mm)
-0.23"
(-5.84mm)
61st Driest Driest since: 1947 1930
66th Wettest Wettest since: 1948 2018
Apr–Sep 1949
6-Month
22.30"
(566.42mm)
23.19"
(589.03mm)
-0.89"
(-22.61mm)
58th Driest Driest since: 1947 1930
69th Wettest Wettest since: 1948 2018
Mar–Sep 1949
7-Month
25.04"
(636.02mm)
26.97"
(685.04mm)
-1.93"
(-49.02mm)
45th Driest Driest since: 1947 1930
82nd Wettest Wettest since: 1948 2018
Feb–Sep 1949
8-Month
28.33"
(719.58mm)
29.85"
(758.19mm)
-1.52"
(-38.61mm)
44th Driest Driest since: 1947 1930
83rd Wettest Wettest since: 1948 2018
Jan–Sep 1949
9-Month
33.48"
(850.39mm)
33.21"
(843.53mm)
0.27"
(6.86mm)
68th Driest Driest since: 1947 1930
59th Wettest Wettest since: 1948 2018
Dec 1948–Sep 1949
10-Month
38.91"
(988.31mm)
36.49"
(926.85mm)
2.42"
(61.46mm)
83rd Driest Driest since: 1947 1930
43rd Wettest Wettest since: 1948 2003
Nov 1948–Sep 1949
11-Month
44.54"
(1,131.32mm)
39.48"
(1,002.79mm)
5.06"
(128.53mm)
100th Driest Driest since: 1947 1930
26th Wettest Wettest since: 1948 2003
Oct 1948–Sep 1949
12-Month
48.21"
(1,224.53mm)
42.62"
(1,082.55mm)
5.59"
(141.98mm)
98th Driest Driest since: 1947 1930
28th Wettest Wettest since: 1948 2003
Apr 1948–Sep 1949
18-Month
77.31"
(1,963.67mm)
65.72"
(1,669.29mm)
11.59"
(294.38mm)
116th Driest Driest since: 1948 1966
10th Wettest Wettest to Date 2019
Oct 1947–Sep 1949
24-Month
97.52"
(2,477.01mm)
85.14"
(2,162.56mm)
12.38"
(314.45mm)
115th Driest Driest since: 1948 1930
10th Wettest Wettest since: 1934 2004
Oct 1946–Sep 1949
36-Month
133.67"
(3,395.22mm)
127.72"
(3,244.09mm)
5.95"
(151.13mm)
86th Driest Driest since: 1948 1931
38th Wettest Wettest since: 1946 2005
Oct 1945–Sep 1949
48-Month
176.04"
(4,471.42mm)
170.22"
(4,323.59mm)
5.82"
(147.83mm)
75th Driest Driest since: 1947 1932
48th Wettest Wettest since: 1948 2006
Oct 1944–Sep 1949
60-Month
226.65"
(5,756.91mm)
212.69"
(5,402.33mm)
13.96"
(354.58mm)
98th Driest Driest since: 1948 1966
24th Wettest Wettest since: 1939 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 2, 2020 from https://www.ncdc.noaa.gov/cag/