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 2022. For more information, please see Climatological Rankings.
Pennsylvania
Precipitation Rankings, September 2011
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2021) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
September 2011 1-Month |
10.10" (256.54mm) | 3.59" (91.19mm) |
6.51" (165.35mm) | 127th Driest | Driest since: 2010 | 1943 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Aug–Sep 2011 2-Month |
16.98" (431.29mm) | 7.45" (189.23mm) |
9.53" (242.06mm) | 127th Driest | Driest since: 2010 | 1943 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Jul–Sep 2011 3-Month |
19.96" (506.98mm) | 11.64" (295.66mm) |
8.32" (211.32mm) | 125th Driest | Driest since: 2010 | 1930 |
| 3rd Wettest | Wettest since: 2004 | 2018 | ||||
|
Jun–Sep 2011 4-Month |
23.14" (587.76mm) | 15.81" (401.57mm) |
7.33" (186.19mm) | 124th Driest | Driest since: 2010 | 1930 |
| 4th Wettest | Wettest since: 2004 | 2018 | ||||
|
May–Sep 2011 5-Month |
28.84" (732.54mm) | 19.74" (501.40mm) |
9.10" (231.14mm) | 124th Driest | Driest since: 2010 | 1930 |
| 4th Wettest | Wettest since: 2004 | 2018 | ||||
|
Apr–Sep 2011 6-Month |
36.90" (937.26mm) | 23.38" (593.85mm) |
13.52" (343.41mm) | 126th Driest | Driest since: 2010 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
Mar–Sep 2011 7-Month |
42.69" (1,084.33mm) | 26.87" (682.50mm) |
15.82" (401.83mm) | 127th Driest | Driest since: 2010 | 1930 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Feb–Sep 2011 8-Month |
46.42" (1,179.07mm) | 29.47" (748.54mm) |
16.95" (430.53mm) | 127th Driest | Driest since: 2010 | 1995 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Jan–Sep 2011 9-Month |
48.32" (1,227.33mm) | 32.52" (826.01mm) |
15.80" (401.32mm) | 126th Driest | Driest since: 2010 | 1930 |
| 2nd Wettest | Wettest to Date | 2018 | ||||
|
Dec 2010–Sep 2011 10-Month |
51.76" (1,314.70mm) | 35.62" (904.75mm) |
16.14" (409.95mm) | 126th Driest | Driest since: 2010 | 1963 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Nov 2010–Sep 2011 11-Month |
55.05" (1,398.27mm) | 38.83" (986.28mm) |
16.22" (411.99mm) | 126th Driest | Driest since: 2010 | 1963 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Oct 2010–Sep 2011 12-Month |
60.20" (1,529.08mm) | 42.00" (1,066.80mm) |
18.20" (462.28mm) | 126th Driest | Driest since: 2010 | 1925 |
| 1st Wettest | Wettest to Date | 2011 | ||||
|
Apr 2010–Sep 2011 18-Month |
81.32" (2,065.53mm) | 65.31" (1,658.87mm) |
16.01" (406.66mm) | 123rd Driest | Driest since: 2010 | 1966 |
| 4th Wettest | Wettest since: 2004 | 2019 | ||||
|
Oct 2009–Sep 2011 24-Month |
101.40" (2,575.56mm) | 83.94" (2,132.08mm) |
17.46" (443.48mm) | 121st Driest | Driest since: 2010 | 1966 |
| 5th Wettest | Wettest since: 2004 | 2019 | ||||
|
Oct 2008–Sep 2011 36-Month |
143.98" (3,657.09mm) | 125.94" (3,198.88mm) |
18.04" (458.21mm) | 115th Driest | Driest since: 2010 | 1965 |
| 10th Wettest | Wettest since: 2006 | 2019 | ||||
|
Oct 2007–Sep 2011 48-Month |
192.14" (4,880.36mm) | 167.94" (4,265.68mm) |
24.20" (614.68mm) | 119th Driest | Driest since: 2010 | 1966 |
| 5th Wettest | Wettest since: 2006 | 2021 | ||||
|
Oct 2006–Sep 2011 60-Month |
234.84" (5,964.94mm) | 209.89" (5,331.21mm) |
24.95" (633.73mm) | 114th Driest | Driest since: 2010 | 1966 |
| 9th Wettest | Wettest since: 2008 | 2021 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/