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 1974

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
September 1974
1-Month
4.86"
(123.44mm)
3.56"
(90.42mm)
1.30"
(33.02mm)
98th Driest Driest since: 1973 1941
29th Wettest Wettest since: 1966 1999
Aug–Sep 1974
2-Month
9.68"
(245.87mm)
7.95"
(201.93mm)
1.73"
(43.94mm)
99th Driest Driest since: 1973 1930
28th Wettest Wettest since: 1971 2011
Ties: 2009
Jul–Sep 1974
3-Month
11.41"
(289.81mm)
12.13"
(308.10mm)
-0.72"
(-18.29mm)
58th Driest Driest since: 1973 1930
69th Wettest Wettest since: 1971 2018
Ties: 1939
Jun–Sep 1974
4-Month
15.89"
(403.61mm)
15.98"
(405.89mm)
-0.09"
(-2.28mm)
66th Driest Driest since: 1973 1930
61st Wettest Wettest since: 1972 2018
May–Sep 1974
5-Month
20.18"
(512.57mm)
19.71"
(500.63mm)
0.47"
(11.94mm)
70th Driest Driest since: 1973 1930
57th Wettest Wettest since: 1972 2018
Apr–Sep 1974
6-Month
22.80"
(579.12mm)
23.19"
(589.03mm)
-0.39"
(-9.91mm)
63rd Driest Driest since: 1970 1930
64th Wettest Wettest since: 1973 2018
Mar–Sep 1974
7-Month
27.10"
(688.34mm)
26.97"
(685.04mm)
0.13"
(3.30mm)
67th Driest Driest since: 1970 1930
60th Wettest Wettest since: 1973 2018
Feb–Sep 1974
8-Month
28.58"
(725.93mm)
29.86"
(758.44mm)
-1.28"
(-32.51mm)
48th Driest Driest since: 1970 1930
79th Wettest Wettest since: 1973 2018
Jan–Sep 1974
9-Month
32.11"
(815.59mm)
33.21"
(843.53mm)
-1.10"
(-27.94mm)
51st Driest Driest since: 1970 1930
76th Wettest Wettest since: 1973 2018
Dec 1973–Sep 1974
10-Month
37.85"
(961.39mm)
36.49"
(926.85mm)
1.36"
(34.54mm)
74th Driest Driest since: 1970 1930
52nd Wettest Wettest since: 1973 2003
Nov 1973–Sep 1974
11-Month
39.34"
(999.24mm)
39.48"
(1,002.79mm)
-0.14"
(-3.55mm)
66th Driest Driest since: 1970 1930
60th Wettest Wettest since: 1973 2003
Oct 1973–Sep 1974
12-Month
42.28"
(1,073.91mm)
42.62"
(1,082.55mm)
-0.34"
(-8.64mm)
65th Driest Driest since: 1970 1930
61st Wettest Wettest since: 1973 2003
Apr 1973–Sep 1974
18-Month
66.97"
(1,701.04mm)
65.72"
(1,669.29mm)
1.25"
(31.75mm)
66th Driest Driest since: 1970 1966
60th Wettest Wettest since: 1973 2019
Oct 1972–Sep 1974
24-Month
92.32"
(2,344.93mm)
85.14"
(2,162.56mm)
7.18"
(182.37mm)
97th Driest Driest since: 1971 1930
28th Wettest Wettest since: 1973 2004
Oct 1971–Sep 1974
36-Month
144.22"
(3,663.19mm)
127.72"
(3,244.09mm)
16.50"
(419.10mm)
115th Driest Driest since: 1972 1931
9th Wettest Wettest since: 1973 2005
Oct 1970–Sep 1974
48-Month
192.78"
(4,896.61mm)
170.22"
(4,323.59mm)
22.56"
(573.02mm)
119th Driest Driest since: 1973 1932
4th Wettest Wettest to Date 2006
Oct 1969–Sep 1974
60-Month
233.26"
(5,924.80mm)
212.69"
(5,402.33mm)
20.57"
(522.47mm)
112th Driest Driest since: 1973 1966
10th Wettest Wettest since: 1937 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 26, 2021 from https://www.ncdc.noaa.gov/cag/