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 1900

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 1900
1-Month
1.56"
(39.62mm)
3.59"
(91.19mm)
-2.03"
(-51.57mm)
6th Driest Driest to Date 1943
122nd Wettest Wettest since: 1899 2011
Ties: 1948
Aug–Sep 1900
2-Month
4.97"
(126.24mm)
7.45"
(189.23mm)
-2.48"
(-62.99mm)
11th Driest Driest to Date 1943
117th Wettest Wettest since: 1899 2011
Jul–Sep 1900
3-Month
9.71"
(246.63mm)
11.64"
(295.66mm)
-1.93"
(-49.03mm)
28th Driest Driest since: 1895 1930
100th Wettest Wettest since: 1899 2018
Ties: 1913
Jun–Sep 1900
4-Month
13.34"
(338.84mm)
15.81"
(401.57mm)
-2.47"
(-62.73mm)
22nd Driest Driest since: 1895 1930
106th Wettest Wettest since: 1899 2018
May–Sep 1900
5-Month
16.06"
(407.92mm)
19.74"
(501.40mm)
-3.68"
(-93.48mm)
16th Driest Driest since: 1895 1930
112th Wettest Wettest since: 1899 2018
Apr–Sep 1900
6-Month
17.59"
(446.79mm)
23.38"
(593.85mm)
-5.79"
(-147.06mm)
7th Driest Driest to Date 1930
121st Wettest Wettest since: 1899 2018
Mar–Sep 1900
7-Month
21.18"
(537.97mm)
26.87"
(682.50mm)
-5.69"
(-144.53mm)
9th Driest Driest since: 1895 1930
119th Wettest Wettest since: 1899 2011
Feb–Sep 1900
8-Month
25.26"
(641.60mm)
29.47"
(748.54mm)
-4.21"
(-106.94mm)
15th Driest Driest since: 1895 1995
113th Wettest Wettest since: 1899 2011
Jan–Sep 1900
9-Month
28.07"
(712.98mm)
32.52"
(826.01mm)
-4.45"
(-113.03mm)
15th Driest Driest since: 1895 1930
113th Wettest Wettest since: 1899 2018
Ties: 1925
Dec 1899–Sep 1900
10-Month
31.18"
(791.97mm)
35.62"
(904.75mm)
-4.44"
(-112.78mm)
16th Driest Driest to Date 1963
111th Wettest Wettest since: 1899 2011
Nov 1899–Sep 1900
11-Month
34.00"
(863.60mm)
38.83"
(986.28mm)
-4.83"
(-122.68mm)
16th Driest Driest to Date 1963
111th Wettest Wettest since: 1899 2011
Oct 1899–Sep 1900
12-Month
35.73"
(907.54mm)
42.00"
(1,066.80mm)
-6.27"
(-159.26mm)
12th Driest Driest to Date 1925
115th Wettest Wettest since: 1899 2011
Apr 1899–Sep 1900
18-Month
56.97"
(1,447.04mm)
65.31"
(1,658.87mm)
-8.34"
(-211.83mm)
8th Driest Driest to Date 1966
119th Wettest Wettest since: 1899 2019
Oct 1898–Sep 1900
24-Month
80.91"
(2,055.11mm)
83.94"
(2,132.08mm)
-3.03"
(-76.97mm)
34th Driest Driest since: 1897 1966
92nd Wettest Wettest since: 1899 2019
Oct 1897–Sep 1900
36-Month
124.24"
(3,155.70mm)
125.94"
(3,198.88mm)
-1.70"
(-43.18mm)
40th Driest Driest since: 1898 1965
85th Wettest Wettest since: 1899 2019
Oct 1896–Sep 1900
48-Month
163.53"
(4,153.66mm)
167.94"
(4,265.68mm)
-4.41"
(-112.02mm)
30th Driest Driest to Date 1966
94th Wettest Wettest since: 1899 2021
Oct 1895–Sep 1900
60-Month
203.46"
(5,167.88mm)
209.89"
(5,331.21mm)
-6.43"
(-163.33mm)
25th Driest Driest to Date 1966
98th Wettest Wettest to Date 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 22, 2022 from https://www.ncdc.noaa.gov/cag/