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 May 2022. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, September 1903

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 1903
1-Month
2.13"
(54.10mm)
3.59"
(91.19mm)
-1.46"
(-37.09mm)
22nd Driest Driest since: 1900 1943
106th Wettest Wettest since: 1902 2011
Ties: 1998, 2019
Aug–Sep 1903
2-Month
7.78"
(197.61mm)
7.45"
(189.23mm)
0.33"
(8.38mm)
79th Driest Driest since: 1902 1943
49th Wettest Wettest since: 1901 2011
Jul–Sep 1903
3-Month
13.03"
(330.96mm)
11.64"
(295.66mm)
1.39"
(35.30mm)
92nd Driest Driest since: 1900 1930
36th Wettest Wettest since: 1902 2018
Jun–Sep 1903
4-Month
19.61"
(498.09mm)
15.81"
(401.57mm)
3.80"
(96.52mm)
113th Driest Driest since: 1902 1930
15th Wettest Wettest to Date 2018
May–Sep 1903
5-Month
21.38"
(543.05mm)
19.74"
(501.40mm)
1.64"
(41.65mm)
90th Driest Driest since: 1902 1930
38th Wettest Wettest since: 1901 2018
Apr–Sep 1903
6-Month
24.84"
(630.94mm)
23.38"
(593.85mm)
1.46"
(37.09mm)
84th Driest Driest since: 1902 1930
44th Wettest Wettest since: 1901 2018
Mar–Sep 1903
7-Month
29.30"
(744.22mm)
26.87"
(682.50mm)
2.43"
(61.72mm)
98th Driest Driest since: 1902 1930
30th Wettest Wettest since: 1901 2011
Feb–Sep 1903
8-Month
33.70"
(855.98mm)
29.47"
(748.54mm)
4.23"
(107.44mm)
108th Driest Driest since: 1902 1995
20th Wettest Wettest since: 1901 2011
Jan–Sep 1903
9-Month
37.19"
(944.63mm)
32.52"
(826.01mm)
4.67"
(118.62mm)
112th Driest Driest since: 1902 1930
16th Wettest Wettest to Date 2018
Dec 1902–Sep 1903
10-Month
42.54"
(1,080.52mm)
35.62"
(904.75mm)
6.92"
(175.77mm)
116th Driest Driest since: 1902 1963
11th Wettest Wettest to Date 2011
Nov 1902–Sep 1903
11-Month
44.17"
(1,121.92mm)
38.83"
(986.28mm)
5.34"
(135.64mm)
106th Driest Driest since: 1902 1963
21st Wettest Wettest to Date 2011
Oct 1902–Sep 1903
12-Month
48.36"
(1,228.34mm)
42.00"
(1,066.80mm)
6.36"
(161.54mm)
108th Driest Driest since: 1902 1925
19th Wettest Wettest to Date 2011
Apr 1902–Sep 1903
18-Month
73.05"
(1,855.47mm)
65.31"
(1,658.87mm)
7.74"
(196.60mm)
111th Driest Driest since: 1901 1966
16th Wettest Wettest since: 1902 2019
Oct 1901–Sep 1903
24-Month
93.04"
(2,363.22mm)
83.94"
(2,132.08mm)
9.10"
(231.14mm)
110th Driest Driest since: 1902 1966
16th Wettest Wettest to Date 2019
Oct 1900–Sep 1903
36-Month
139.91"
(3,553.71mm)
125.94"
(3,198.88mm)
13.97"
(354.83mm)
109th Driest Driest since: 1902 1965
16th Wettest Wettest to Date 2019
Oct 1899–Sep 1903
48-Month
175.64"
(4,461.26mm)
167.94"
(4,265.68mm)
7.70"
(195.58mm)
93rd Driest Driest since: 1902 1966
31st Wettest Wettest to Date 2021
Oct 1898–Sep 1903
60-Month
220.82"
(5,608.83mm)
209.89"
(5,331.21mm)
10.93"
(277.62mm)
94th Driest Driest since: 1902 1966
29th Wettest Wettest to Date 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2022, retrieved on July 6, 2022 from https://www.ncei.noaa.gov/cag/