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


Pennsylvania

Precipitation Rankings, September 1931

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 1931
1-Month
3.30"
(83.82mm)
3.59"
(91.19mm)
-0.29"
(-7.37mm)
60th Driest Driest since: 1930 1943
68th Wettest Wettest since: 1929 2011
Ties: 1939, 1953
Aug–Sep 1931
2-Month
6.93"
(176.02mm)
7.45"
(189.23mm)
-0.52"
(-13.21mm)
54th Driest Driest since: 1930 1943
74th Wettest Wettest since: 1926 2011
Jul–Sep 1931
3-Month
12.16"
(308.86mm)
11.64"
(295.66mm)
0.52"
(13.20mm)
76th Driest Driest since: 1930 1930
52nd Wettest Wettest since: 1926 2018
Jun–Sep 1931
4-Month
15.84"
(402.34mm)
15.81"
(401.57mm)
0.03"
(0.77mm)
60th Driest Driest since: 1930 1930
68th Wettest Wettest since: 1928 2018
May–Sep 1931
5-Month
21.33"
(541.78mm)
19.74"
(501.40mm)
1.59"
(40.38mm)
89th Driest Driest since: 1930 1930
39th Wettest Wettest since: 1928 2018
Apr–Sep 1931
6-Month
24.92"
(632.97mm)
23.38"
(593.85mm)
1.54"
(39.12mm)
85th Driest Driest since: 1930 1930
43rd Wettest Wettest since: 1928 2018
Mar–Sep 1931
7-Month
27.78"
(705.61mm)
26.87"
(682.50mm)
0.91"
(23.11mm)
77th Driest Driest since: 1930 1930
51st Wettest Wettest since: 1928 2011
Feb–Sep 1931
8-Month
29.79"
(756.67mm)
29.47"
(748.54mm)
0.32"
(8.13mm)
68th Driest Driest since: 1930 1995
60th Wettest Wettest since: 1928 2011
Jan–Sep 1931
9-Month
31.30"
(795.02mm)
32.52"
(826.01mm)
-1.22"
(-30.99mm)
44th Driest Driest since: 1930 1930
84th Wettest Wettest since: 1929 2018
Dec 1930–Sep 1931
10-Month
33.67"
(855.22mm)
35.62"
(904.75mm)
-1.95"
(-49.53mm)
35th Driest Driest since: 1930 1963
92nd Wettest Wettest since: 1929 2011
Nov 1930–Sep 1931
11-Month
35.06"
(890.52mm)
38.83"
(986.28mm)
-3.77"
(-95.76mm)
21st Driest Driest since: 1930 1963
106th Wettest Wettest since: 1929 2011
Oct 1930–Sep 1931
12-Month
36.04"
(915.42mm)
42.00"
(1,066.80mm)
-5.96"
(-151.38mm)
14th Driest Driest since: 1925 1925
113th Wettest Wettest since: 1930 2011
Apr 1930–Sep 1931
18-Month
52.13"
(1,324.10mm)
65.31"
(1,658.87mm)
-13.18"
(-334.77mm)
2nd Driest Driest to Date 1966
125th Wettest Wettest since: 1930 2019
Oct 1929–Sep 1931
24-Month
72.13"
(1,832.10mm)
83.94"
(2,132.08mm)
-11.81"
(-299.98mm)
6th Driest Driest to Date 1966
120th Wettest Wettest since: 1930 2019
Oct 1928–Sep 1931
36-Month
110.79"
(2,814.07mm)
125.94"
(3,198.88mm)
-15.15"
(-384.81mm)
7th Driest Driest to Date 1965
118th Wettest Wettest since: 1930 2019
Oct 1927–Sep 1931
48-Month
163.00"
(4,140.20mm)
167.94"
(4,265.68mm)
-4.94"
(-125.48mm)
27th Driest Driest since: 1926 1966
97th Wettest Wettest since: 1930 2021
Oct 1926–Sep 1931
60-Month
205.98"
(5,231.89mm)
209.89"
(5,331.21mm)
-3.91"
(-99.32mm)
32nd Driest Driest since: 1927 1966
91st Wettest Wettest since: 1930 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 27, 2022 from https://www.ncdc.noaa.gov/cag/