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


Maryland

Precipitation Rankings, September 1931

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
September 1931
1-Month
2.71"
(68.83mm)
3.56"
(90.42mm)
-0.85"
(-21.59mm)
49th Driest Driest since: 1930 1941
77th Wettest Wettest since: 1929 1999
Ties: 1951
Aug–Sep 1931
2-Month
10.51"
(266.95mm)
7.95"
(201.93mm)
2.56"
(65.02mm)
106th Driest Driest since: 1930 1930
20th Wettest Wettest since: 1928 2011
Jul–Sep 1931
3-Month
15.21"
(386.33mm)
12.13"
(308.10mm)
3.08"
(78.23mm)
98th Driest Driest since: 1930 1930
28th Wettest Wettest since: 1928 2018
Jun–Sep 1931
4-Month
18.80"
(477.52mm)
15.98"
(405.89mm)
2.82"
(71.63mm)
94th Driest Driest since: 1930 1930
32nd Wettest Wettest since: 1928 2018
May–Sep 1931
5-Month
23.09"
(586.49mm)
19.71"
(500.63mm)
3.38"
(85.86mm)
94th Driest Driest since: 1930 1930
32nd Wettest Wettest since: 1928 2018
Apr–Sep 1931
6-Month
26.07"
(662.18mm)
23.19"
(589.03mm)
2.88"
(73.15mm)
89th Driest Driest since: 1930 1930
37th Wettest Wettest since: 1928 2018
Mar–Sep 1931
7-Month
30.42"
(772.67mm)
26.97"
(685.04mm)
3.45"
(87.63mm)
95th Driest Driest since: 1930 1930
31st Wettest Wettest since: 1928 2018
Feb–Sep 1931
8-Month
32.06"
(814.32mm)
29.86"
(758.44mm)
2.20"
(55.88mm)
86th Driest Driest since: 1930 1930
40th Wettest Wettest since: 1928 2018
Jan–Sep 1931
9-Month
33.78"
(858.01mm)
33.21"
(843.53mm)
0.57"
(14.48mm)
70th Driest Driest since: 1930 1930
56th Wettest Wettest since: 1928 2018
Dec 1930–Sep 1931
10-Month
36.29"
(921.77mm)
36.49"
(926.85mm)
-0.20"
(-5.08mm)
59th Driest Driest since: 1930 1930
66th Wettest Wettest since: 1928 2003
Ties: 1961
Nov 1930–Sep 1931
11-Month
37.51"
(952.75mm)
39.48"
(1,002.79mm)
-1.97"
(-50.04mm)
56th Driest Driest since: 1930 1930
69th Wettest Wettest since: 1928 2003
Oct 1930–Sep 1931
12-Month
38.44"
(976.38mm)
42.62"
(1,082.55mm)
-4.18"
(-106.17mm)
34th Driest Driest since: 1930 1930
91st Wettest Wettest since: 1928 2003
Apr 1930–Sep 1931
18-Month
50.19"
(1,274.83mm)
65.72"
(1,669.29mm)
-15.53"
(-394.46mm)
2nd Driest Driest to Date 1966
123rd Wettest Wettest since: 1930 2019
Oct 1929–Sep 1931
24-Month
67.25"
(1,708.15mm)
85.14"
(2,162.56mm)
-17.89"
(-454.41mm)
2nd Driest Driest since: 1930 1930
122nd Wettest Wettest since: 1929 2004
Oct 1928–Sep 1931
36-Month
103.59"
(2,631.19mm)
127.72"
(3,244.09mm)
-24.13"
(-612.90mm)
1st Driest Driest to Date 1931
122nd Wettest Wettest since: 1930 2005
Oct 1927–Sep 1931
48-Month
155.61"
(3,952.49mm)
170.22"
(4,323.59mm)
-14.61"
(-371.10mm)
9th Driest Driest to Date 1932
113th Wettest Wettest since: 1930 2006
Oct 1926–Sep 1931
60-Month
194.20"
(4,932.68mm)
212.69"
(5,402.33mm)
-18.49"
(-469.65mm)
8th Driest Driest to Date 1966
113th Wettest Wettest since: 1930 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 19, 2020 from https://www.ncdc.noaa.gov/cag/