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


Maryland

Precipitation Rankings, October 2009

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 2009
1-Month
5.75"
(146.05mm)
3.11"
(78.99mm)
2.64"
(67.06mm)
115th Driest Driest since: 2008 1963
11th Wettest Wettest since: 2005 1976
Sep–Oct 2009
2-Month
9.47"
(240.54mm)
6.68"
(169.67mm)
2.79"
(70.87mm)
107th Driest Driest since: 2008 1941
19th Wettest Wettest since: 2006 1999
Aug–Oct 2009
3-Month
15.43"
(391.92mm)
11.06"
(280.92mm)
4.37"
(111.00mm)
111th Driest Driest since: 2008 1930
15th Wettest Wettest since: 2003 2011
Jul–Oct 2009
4-Month
18.50"
(469.90mm)
15.24"
(387.10mm)
3.26"
(82.80mm)
101st Driest Driest since: 2008 1930
25th Wettest Wettest since: 2003 2018
Jun–Oct 2009
5-Month
23.93"
(607.82mm)
19.09"
(484.89mm)
4.84"
(122.93mm)
110th Driest Driest since: 2008 1930
16th Wettest Wettest since: 2006 2018
May–Oct 2009
6-Month
29.86"
(758.44mm)
22.82"
(579.63mm)
7.04"
(178.81mm)
116th Driest Driest since: 2008 1930
10th Wettest Wettest since: 2003 2018
Apr–Oct 2009
7-Month
34.55"
(877.57mm)
26.30"
(668.02mm)
8.25"
(209.55mm)
118th Driest Driest since: 2008 1930
8th Wettest Wettest since: 2003 2018
Mar–Oct 2009
8-Month
36.88"
(936.75mm)
30.08"
(764.03mm)
6.80"
(172.72mm)
115th Driest Driest since: 2008 1930
11th Wettest Wettest since: 2003 2018
Feb–Oct 2009
9-Month
37.39"
(949.71mm)
32.97"
(837.44mm)
4.42"
(112.27mm)
102nd Driest Driest since: 2008 1930
24th Wettest Wettest since: 2003 2018
Jan–Oct 2009
10-Month
39.88"
(1,012.95mm)
36.33"
(922.78mm)
3.55"
(90.17mm)
100th Driest Driest since: 2008 1930
26th Wettest Wettest since: 2003 2018
Dec 2008–Oct 2009
11-Month
44.65"
(1,134.11mm)
39.61"
(1,006.09mm)
5.04"
(128.02mm)
100th Driest Driest since: 2008 1930
25th Wettest Wettest since: 2003 1979
Nov 2008–Oct 2009
12-Month
47.98"
(1,218.69mm)
42.60"
(1,082.04mm)
5.38"
(136.65mm)
99th Driest Driest since: 2008 1930
26th Wettest Wettest since: 2004 2003
May 2008–Oct 2009
18-Month
72.02"
(1,829.31mm)
65.38"
(1,660.65mm)
6.64"
(168.66mm)
94th Driest Driest since: 2008 1930
31st Wettest Wettest since: 2004 2019
Nov 2007–Oct 2009
24-Month
90.86"
(2,307.84mm)
85.12"
(2,162.05mm)
5.74"
(145.79mm)
86th Driest Driest since: 2008 1931
38th Wettest Wettest since: 2005 2004
Nov 2006–Oct 2009
36-Month
128.13"
(3,254.50mm)
127.68"
(3,243.07mm)
0.45"
(11.43mm)
58th Driest Driest since: 2008 1931
65th Wettest Wettest since: 2006 2005
Nov 2005–Oct 2009
48-Month
172.17"
(4,373.12mm)
170.17"
(4,322.32mm)
2.00"
(50.80mm)
60th Driest Driest since: 2008 1966
62nd Wettest Wettest since: 2007 2006
Nov 2004–Oct 2009
60-Month
217.28"
(5,518.91mm)
212.67"
(5,401.82mm)
4.61"
(117.09mm)
70th Driest Driest since: 2002 1966
51st Wettest Wettest since: 2008 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published July 2020, retrieved on August 4, 2020 from https://www.ncdc.noaa.gov/cag/