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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  • Record Driest
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  • Record Wettest
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/