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 2017
View Period (Months):All1234567891011121824364860
Download:
| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2020) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2017 1-Month |
2.01" (51.05mm) | 3.56" (90.42mm) |
-1.55" (-39.37mm) | 25th Driest | Driest since: 2013 | 1941 |
| 102nd Wettest | Wettest since: 2016 | 1999 | ||||
|
Aug–Sep 2017 2-Month |
7.58" (192.53mm) | 7.95" (201.93mm) |
-0.37" (-9.40mm) | 65th Driest | Driest since: 2015 | 1930 |
| 62nd Wettest | Wettest since: 2016 | 2011 | ||||
|
Jul–Sep 2017 3-Month |
15.34" (389.64mm) | 12.13" (308.10mm) |
3.21" (81.54mm) | 101st Driest | Driest since: 2016 | 1930 |
| 26th Wettest | Wettest since: 2011 | 2018 | ||||
|
Jun–Sep 2017 4-Month |
17.45" (443.23mm) | 15.98" (405.89mm) |
1.47" (37.34mm) | 82nd Driest | Driest since: 2014 | 1930 |
| 45th Wettest | Wettest since: 2016 | 2018 | ||||
|
May–Sep 2017 5-Month |
23.30" (591.82mm) | 19.71" (500.63mm) |
3.59" (91.19mm) | 96th Driest | Driest since: 2015 | 1930 |
| 31st Wettest | Wettest since: 2016 | 2018 | ||||
|
Apr–Sep 2017 6-Month |
26.52" (673.61mm) | 23.19" (589.03mm) |
3.33" (84.58mm) | 95th Driest | Driest since: 2016 | 1930 |
| 32nd Wettest | Wettest since: 2011 | 2018 | ||||
|
Mar–Sep 2017 7-Month |
30.25" (768.35mm) | 26.97" (685.04mm) |
3.28" (83.31mm) | 94th Driest | Driest since: 2016 | 1930 |
| 33rd Wettest | Wettest since: 2011 | 2018 | ||||
|
Feb–Sep 2017 8-Month |
31.37" (796.80mm) | 29.85" (758.19mm) |
1.52" (38.61mm) | 79th Driest | Driest since: 2013 | 1930 |
| 48th Wettest | Wettest since: 2016 | 2018 | ||||
|
Jan–Sep 2017 9-Month |
34.51" (876.55mm) | 33.21" (843.53mm) |
1.30" (33.02mm) | 78th Driest | Driest since: 2013 | 1930 |
| 49th Wettest | Wettest since: 2016 | 2018 | ||||
|
Dec 2016–Sep 2017 10-Month |
37.72" (958.09mm) | 36.49" (926.85mm) |
1.23" (31.24mm) | 73rd Driest | Driest since: 2013 | 1930 |
| 53rd Wettest | Wettest since: 2016 | 2003 | ||||
|
Nov 2016–Sep 2017 11-Month |
38.72" (983.49mm) | 39.48" (1,002.79mm) |
-0.76" (-19.30mm) | 61st Driest | Driest since: 2013 | 1930 |
| 65th Wettest | Wettest since: 2016 | 2003 | ||||
|
Oct 2016–Sep 2017 12-Month |
40.94" (1,039.88mm) | 42.62" (1,082.55mm) |
-1.68" (-42.67mm) | 55th Driest | Driest since: 2012 | 1930 |
| 71st Wettest | Wettest since: 2016 | 2003 | ||||
|
Apr 2016–Sep 2017 18-Month |
67.36" (1,710.94mm) | 65.72" (1,669.29mm) |
1.64" (41.65mm) | 68th Driest | Driest since: 2013 | 1966 |
| 58th Wettest | Wettest since: 2016 | 2019 | ||||
|
Oct 2015–Sep 2017 24-Month |
87.07" (2,211.58mm) | 85.14" (2,162.56mm) |
1.93" (49.02mm) | 66th Driest | Driest since: 2013 | 1930 |
| 59th Wettest | Wettest since: 2016 | 2004 | ||||
|
Oct 2014–Sep 2017 36-Month |
133.03" (3,378.96mm) | 127.72" (3,244.09mm) |
5.31" (134.87mm) | 82nd Driest | Driest since: 2014 | 1931 |
| 42nd Wettest | Wettest since: 2016 | 2005 | ||||
|
Oct 2013–Sep 2017 48-Month |
180.66" (4,588.76mm) | 170.22" (4,323.59mm) |
10.44" (265.17mm) | 93rd Driest | Driest since: 2015 | 1932 |
| 30th Wettest | Wettest since: 2016 | 2006 | ||||
|
Oct 2012–Sep 2017 60-Month |
226.38" (5,750.05mm) | 212.69" (5,402.33mm) |
13.69" (347.72mm) | 95th Driest | Driest since: 2016 | 1966 |
| 27th Wettest | Wettest since: 2015 | 1975 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on March 2, 2021 from https://www.ncdc.noaa.gov/cag/