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


Pennsylvania

Precipitation Rankings, October 2020

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
October 2020
1-Month
3.63"
(92.20mm)
3.17"
(80.52mm)
0.46"
(11.68mm)
77th Driest Driest since: 2008 1963
51st Wettest Wettest since: 2019 1976
Sep–Oct 2020
2-Month
6.09"
(154.69mm)
6.75"
(171.45mm)
-0.66"
(-16.76mm)
43rd Driest Driest since: 2014 1963
85th Wettest Wettest since: 2019 2011
Aug–Oct 2020
3-Month
10.46"
(265.68mm)
10.62"
(269.75mm)
-0.16"
(-4.07mm)
62nd Driest Driest since: 2014 1930
66th Wettest Wettest since: 2019 2011
Jul–Oct 2020
4-Month
14.03"
(356.36mm)
14.81"
(376.17mm)
-0.78"
(-19.81mm)
46th Driest Driest since: 2008 1930
82nd Wettest Wettest since: 2019 2018
Jun–Oct 2020
5-Month
17.20"
(436.88mm)
18.98"
(482.09mm)
-1.78"
(-45.21mm)
33rd Driest Driest since: 2001 1930
95th Wettest Wettest since: 2019 2018
May–Oct 2020
6-Month
20.67"
(525.02mm)
22.91"
(581.91mm)
-2.24"
(-56.89mm)
30th Driest Driest since: 2001 1930
98th Wettest Wettest since: 2019 2018
Apr–Oct 2020
7-Month
25.18"
(639.57mm)
26.55"
(674.37mm)
-1.37"
(-34.80mm)
39th Driest Driest since: 2007 1963
89th Wettest Wettest since: 2019 2018
Mar–Oct 2020
8-Month
29.45"
(748.03mm)
30.04"
(763.02mm)
-0.59"
(-14.99mm)
50th Driest Driest since: 2016 1930
78th Wettest Wettest since: 2019 2011
Feb–Oct 2020
9-Month
32.80"
(833.12mm)
32.64"
(829.06mm)
0.16"
(4.06mm)
60th Driest Driest since: 2016 1963
68th Wettest Wettest since: 2019 2011
Jan–Oct 2020
10-Month
35.85"
(910.59mm)
35.69"
(906.53mm)
0.16"
(4.06mm)
57th Driest Driest since: 2016 1963
71st Wettest Wettest since: 2019 2018
Dec 2019–Oct 2020
11-Month
39.56"
(1,004.82mm)
38.79"
(985.27mm)
0.77"
(19.55mm)
66th Driest Driest since: 2016 1963
61st Wettest Wettest since: 2019 2011
Nov 2019–Oct 2020
12-Month
42.00"
(1,066.80mm)
42.00"
(1,066.80mm)
0.00"
(0.00mm)
57th Driest Driest since: 2016 1963
70th Wettest Wettest since: 2019 2011
May 2019–Oct 2020
18-Month
71.41"
(1,813.81mm)
64.86"
(1,647.44mm)
6.55"
(166.37mm)
106th Driest Driest since: 2017 1963
21st Wettest Wettest since: 2019 2019
Nov 2018–Oct 2020
24-Month
96.95"
(2,462.53mm)
83.94"
(2,132.08mm)
13.01"
(330.45mm)
118th Driest Driest since: 2017 1964
8th Wettest Wettest since: 2019 2019
Nov 2017–Oct 2020
36-Month
155.26"
(3,943.60mm)
125.92"
(3,198.37mm)
29.34"
(745.23mm)
123rd Driest Driest since: 2018 1965
2nd Wettest Wettest since: 2019 2019
Nov 2016–Oct 2020
48-Month
202.39"
(5,140.71mm)
167.91"
(4,264.91mm)
34.48"
(875.80mm)
122nd Driest Driest since: 2019 1966
2nd Wettest Wettest to Date 2021
Nov 2015–Oct 2020
60-Month
242.44"
(6,157.98mm)
209.89"
(5,331.21mm)
32.55"
(826.77mm)
120th Driest Driest since: 2018 1966
3rd Wettest Wettest since: 2019 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 11, 2022 from https://www.ncei.noaa.gov/cag/