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 December 2020. For more information, please see Climatological Rankings.
Maryland
Precipitation Rankings, September 2011
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2011 1-Month |
8.03" (203.96mm) | 3.56" (90.42mm) |
4.47" (113.54mm) | 121st Driest | Driest since: 2010 | 1941 |
| 6th Wettest | Wettest since: 1999 | 1999 | ||||
|
Aug–Sep 2011 2-Month |
16.89" (429.01mm) | 7.95" (201.93mm) |
8.94" (227.08mm) | 126th Driest | Driest since: 2010 | 1930 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Jul–Sep 2011 3-Month |
20.18" (512.57mm) | 12.13" (308.10mm) |
8.05" (204.47mm) | 125th Driest | Driest since: 2010 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
Jun–Sep 2011 4-Month |
22.72" (577.09mm) | 15.98" (405.89mm) |
6.74" (171.20mm) | 119th Driest | Driest since: 2010 | 1930 |
| 8th Wettest | Wettest since: 2003 | 2018 | ||||
|
May–Sep 2011 5-Month |
25.92" (658.37mm) | 19.71" (500.63mm) |
6.21" (157.74mm) | 118th Driest | Driest since: 2010 | 1930 |
| 9th Wettest | Wettest since: 2003 | 2018 | ||||
|
Apr–Sep 2011 6-Month |
30.69" (779.53mm) | 23.19" (589.03mm) |
7.50" (190.50mm) | 117th Driest | Driest since: 2010 | 1930 |
| 10th Wettest | Wettest since: 2003 | 2018 | ||||
|
Mar–Sep 2011 7-Month |
35.73" (907.54mm) | 26.97" (685.04mm) |
8.76" (222.50mm) | 120th Driest | Driest since: 2010 | 1930 |
| 7th Wettest | Wettest since: 2003 | 2018 | ||||
|
Feb–Sep 2011 8-Month |
38.00" (965.20mm) | 29.86" (758.44mm) |
8.14" (206.76mm) | 119th Driest | Driest since: 2010 | 1930 |
| 8th Wettest | Wettest since: 2003 | 2018 | ||||
|
Jan–Sep 2011 9-Month |
40.38" (1,025.65mm) | 33.21" (843.53mm) |
7.17" (182.12mm) | 115th Driest | Driest since: 2010 | 1930 |
| 12th Wettest | Wettest since: 2003 | 2018 | ||||
|
Dec 2010–Sep 2011 10-Month |
42.66" (1,083.56mm) | 36.49" (926.85mm) |
6.17" (156.71mm) | 109th Driest | Driest since: 2010 | 1930 |
| 17th Wettest | Wettest since: 2003 | 2003 | ||||
|
Nov 2010–Sep 2011 11-Month |
44.80" (1,137.92mm) | 39.48" (1,002.79mm) |
5.32" (135.13mm) | 102nd Driest | Driest since: 2010 | 1930 |
| 24th Wettest | Wettest since: 2004 | 2003 | ||||
|
Oct 2010–Sep 2011 12-Month |
49.63" (1,260.60mm) | 42.62" (1,082.55mm) |
7.01" (178.05mm) | 105th Driest | Driest since: 2010 | 1930 |
| 21st Wettest | Wettest since: 2004 | 2003 | ||||
|
Apr 2010–Sep 2011 18-Month |
70.08" (1,780.03mm) | 65.72" (1,669.29mm) |
4.36" (110.74mm) | 82nd Driest | Driest since: 2008 | 1966 |
| 44th Wettest | Wettest since: 2010 | 2019 | ||||
|
Oct 2009–Sep 2011 24-Month |
98.41" (2,499.61mm) | 85.14" (2,162.56mm) |
13.27" (337.05mm) | 117th Driest | Driest since: 2010 | 1930 |
| 8th Wettest | Wettest since: 2004 | 2004 | ||||
|
Oct 2008–Sep 2011 36-Month |
142.11" (3,609.59mm) | 127.72" (3,244.09mm) |
14.39" (365.50mm) | 111th Driest | Driest since: 2010 | 1931 |
| 13th Wettest | Wettest since: 2005 | 2005 | ||||
|
Oct 2007–Sep 2011 48-Month |
188.11" (4,777.99mm) | 170.22" (4,323.59mm) |
17.89" (454.40mm) | 113th Driest | Driest since: 2010 | 1932 |
| 10th Wettest | Wettest since: 2006 | 2006 | ||||
|
Oct 2006–Sep 2011 60-Month |
225.88" (5,737.35mm) | 212.69" (5,402.33mm) |
13.19" (335.02mm) | 93rd Driest | Driest since: 2010 | 1966 |
| 29th Wettest | Wettest since: 2007 | 1975 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 19, 2021 from https://www.ncdc.noaa.gov/cag/