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 December 2019. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, October 1901

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1901
1-Month
1.13"
(28.70mm)
3.17"
(80.52mm)
-2.04"
(-51.82mm)
4th Driest Driest to Date 1963
122nd Wettest Wettest since: 1900 1976
Ties: 1994
Sep–Oct 1901
2-Month
4.55"
(115.57mm)
6.75"
(171.45mm)
-2.20"
(-55.88mm)
15th Driest Driest since: 1897 1963
111th Wettest Wettest since: 1900 2011
Aug–Oct 1901
3-Month
11.54"
(293.12mm)
10.62"
(269.75mm)
0.92"
(23.37mm)
79th Driest Driest since: 1900 1930
47th Wettest Wettest since: 1898 2011
Ties: 1994
Jul–Oct 1901
4-Month
15.59"
(395.99mm)
14.81"
(376.17mm)
0.78"
(19.82mm)
76th Driest Driest since: 1900 1930
50th Wettest Wettest since: 1898 2018
Jun–Oct 1901
5-Month
19.52"
(495.81mm)
18.98"
(482.09mm)
0.54"
(13.72mm)
68th Driest Driest since: 1900 1930
58th Wettest Wettest since: 1898 2018
May–Oct 1901
6-Month
25.24"
(641.10mm)
22.91"
(581.91mm)
2.33"
(59.19mm)
92nd Driest Driest since: 1900 1930
34th Wettest Wettest to Date 2018
Apr–Oct 1901
7-Month
30.82"
(782.83mm)
26.55"
(674.37mm)
4.27"
(108.46mm)
110th Driest Driest since: 1900 1963
16th Wettest Wettest to Date 2018
Mar–Oct 1901
8-Month
34.92"
(886.97mm)
30.04"
(763.02mm)
4.88"
(123.95mm)
111th Driest Driest since: 1900 1930
15th Wettest Wettest to Date 2011
Feb–Oct 1901
9-Month
35.91"
(912.11mm)
32.64"
(829.06mm)
3.27"
(83.05mm)
98th Driest Driest since: 1900 1963
28th Wettest Wettest to Date 2011
Jan–Oct 1901
10-Month
38.22"
(970.79mm)
35.69"
(906.53mm)
2.53"
(64.26mm)
94th Driest Driest since: 1900 1963
32nd Wettest Wettest since: 1898 2018
Dec 1900–Oct 1901
11-Month
40.42"
(1,026.67mm)
38.79"
(985.27mm)
1.63"
(41.40mm)
77th Driest Driest since: 1900 1963
48th Wettest Wettest since: 1898 2011
Nov 1900–Oct 1901
12-Month
44.97"
(1,142.24mm)
42.00"
(1,066.80mm)
2.97"
(75.44mm)
92nd Driest Driest since: 1900 1963
33rd Wettest Wettest since: 1898 2011
May 1900–Oct 1901
18-Month
64.06"
(1,627.12mm)
64.86"
(1,647.44mm)
-0.80"
(-20.32mm)
48th Driest Driest since: 1900 1963
77th Wettest Wettest since: 1899 2019
Nov 1899–Oct 1901
24-Month
82.00"
(2,082.80mm)
83.94"
(2,132.08mm)
-1.94"
(-49.28mm)
39th Driest Driest since: 1900 1964
85th Wettest Wettest since: 1899 2019
Ties: 1958
Nov 1898–Oct 1901
36-Month
123.36"
(3,133.34mm)
125.92"
(3,198.37mm)
-2.56"
(-65.03mm)
37th Driest Driest to Date 1965
86th Wettest Wettest since: 1900 2019
Nov 1897–Oct 1901
48-Month
171.04"
(4,344.42mm)
167.91"
(4,264.91mm)
3.13"
(79.51mm)
72nd Driest Driest since: 1900 1966
50th Wettest Wettest to Date 2019
Nov 1896–Oct 1901
60-Month
208.38"
(5,292.85mm)
209.89"
(5,331.21mm)
-1.51"
(-38.36mm)
47th Driest Driest since: 1900 1966
74th Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/