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, August 2020

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 2020
1-Month
4.37"
(111.00mm)
3.87"
(98.30mm)
0.50"
(12.70mm)
89th Driest Driest since: 2019 1930
39th Wettest Wettest since: 2018 1955
Jul–Aug 2020
2-Month
7.94"
(201.68mm)
8.05"
(204.47mm)
-0.11"
(-2.79mm)
57th Driest Driest since: 2016 1930
71st Wettest Wettest since: 2019 2018
Ties: 1974
Jun–Aug 2020
3-Month
11.11"
(282.19mm)
12.22"
(310.39mm)
-1.11"
(-28.20mm)
38th Driest Driest since: 2005 1966
90th Wettest Wettest since: 2019 2018
May–Aug 2020
4-Month
14.58"
(370.33mm)
16.15"
(410.21mm)
-1.57"
(-39.88mm)
31st Driest Driest since: 2005 1966
97th Wettest Wettest since: 2019 2018
Apr–Aug 2020
5-Month
19.09"
(484.89mm)
19.79"
(502.67mm)
-0.70"
(-17.78mm)
48th Driest Driest since: 2016 1966
80th Wettest Wettest since: 2019 2018
Ties: 1982
Mar–Aug 2020
6-Month
23.36"
(593.34mm)
23.29"
(591.57mm)
0.07"
(1.77mm)
63rd Driest Driest since: 2016 1966
65th Wettest Wettest since: 2019 2011
Feb–Aug 2020
7-Month
26.71"
(678.43mm)
25.89"
(657.61mm)
0.82"
(20.82mm)
73rd Driest Driest since: 2016 1995
55th Wettest Wettest since: 2019 2018
Jan–Aug 2020
8-Month
29.76"
(755.90mm)
28.94"
(735.08mm)
0.82"
(20.82mm)
75th Driest Driest since: 2016 1963
53rd Wettest Wettest since: 2019 2018
Dec 2019–Aug 2020
9-Month
33.47"
(850.14mm)
32.03"
(813.56mm)
1.44"
(36.58mm)
81st Driest Driest since: 2016 1966
46th Wettest Wettest since: 2019 2018
Nov 2019–Aug 2020
10-Month
35.91"
(912.11mm)
35.24"
(895.10mm)
0.67"
(17.01mm)
71st Driest Driest since: 2016 1966
56th Wettest Wettest since: 2019 2019
Oct 2019–Aug 2020
11-Month
41.52"
(1,054.61mm)
38.42"
(975.87mm)
3.10"
(78.74mm)
95th Driest Driest since: 2016 1925
32nd Wettest Wettest since: 2019 2019
Sep 2019–Aug 2020
12-Month
43.65"
(1,108.71mm)
41.98"
(1,066.29mm)
1.67"
(42.42mm)
77th Driest Driest since: 2016 1965
50th Wettest Wettest since: 2019 2019
Mar 2019–Aug 2020
18-Month
72.82"
(1,849.63mm)
65.21"
(1,656.33mm)
7.61"
(193.30mm)
110th Driest Driest since: 2017 1966
17th Wettest Wettest since: 2019 2019
Sep 2018–Aug 2020
24-Month
104.02"
(2,642.11mm)
83.89"
(2,130.81mm)
20.13"
(511.30mm)
123rd Driest Driest since: 2018 1966
3rd Wettest Wettest since: 2019 2019
Sep 2017–Aug 2020
36-Month
156.32"
(3,970.53mm)
125.89"
(3,197.61mm)
30.43"
(772.92mm)
123rd Driest Driest since: 2018 1966
2nd Wettest Wettest since: 2019 2019
Sep 2016–Aug 2020
48-Month
204.16"
(5,185.66mm)
167.87"
(4,263.90mm)
36.29"
(921.76mm)
123rd Driest Driest since: 2019 1966
1st Wettest Wettest to Date 2020
Sep 2015–Aug 2020
60-Month
244.45"
(6,209.03mm)
209.80"
(5,328.92mm)
34.65"
(880.11mm)
121st Driest Driest since: 2019 1966
2nd Wettest Wettest to Date 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 19, 2022 from https://www.ncei.noaa.gov/cag/