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 January 1895. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, August 2018

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
August 2018
1-Month
6.11"
(155.19mm)
3.87"
(98.30mm)
2.24"
(56.89mm)
116ᵗʰ Driest Driest since: 2017 1930
9ᵗʰ Wettest Wettest since: 2011 1955
Jul–Aug 2018
2-Month
13.46"
(341.88mm)
8.05"
(204.47mm)
5.41"
(137.41mm)
124ᵗʰ Driest Driest since: 2017 1930
1ˢᵗ Wettest Wettest to Date 2018
Jun–Aug 2018
3-Month
18.78"
(477.01mm)
12.22"
(310.39mm)
6.56"
(166.62mm)
124ᵗʰ Driest Driest since: 2017 1966
1ˢᵗ Wettest Wettest to Date 2018
May–Aug 2018
4-Month
24.27"
(616.46mm)
16.15"
(410.21mm)
8.12"
(206.25mm)
124ᵗʰ Driest Driest since: 2017 1966
1ˢᵗ Wettest Wettest to Date 2018
Apr–Aug 2018
5-Month
28.44"
(722.38mm)
19.79"
(502.67mm)
8.65"
(219.71mm)
124ᵗʰ Driest Driest since: 2017 1966
1ˢᵗ Wettest Wettest to Date 2018
Mar–Aug 2018
6-Month
31.56"
(801.62mm)
23.29"
(591.57mm)
8.27"
(210.05mm)
123ʳᵈ Driest Driest since: 2017 1966
2ⁿᵈ Wettest Wettest since: 2011 2011
Feb–Aug 2018
7-Month
36.96"
(938.78mm)
25.89"
(657.61mm)
11.07"
(281.17mm)
124ᵗʰ Driest Driest since: 2017 1995
1ˢᵗ Wettest Wettest to Date 2018
Jan–Aug 2018
8-Month
40.24"
(1,022.10mm)
28.94"
(735.08mm)
11.30"
(287.02mm)
124ᵗʰ Driest Driest since: 2017 1963
1ˢᵗ Wettest Wettest to Date 2018
Dec 2017–Aug 2018
9-Month
41.94"
(1,065.28mm)
32.03"
(813.56mm)
9.91"
(251.72mm)
123ʳᵈ Driest Driest since: 2017 1966
1ˢᵗ Wettest Wettest to Date 2018
Nov 2017–Aug 2018
10-Month
44.83"
(1,138.68mm)
35.24"
(895.10mm)
9.59"
(243.58mm)
121ˢᵗ Driest Driest since: 2017 1966
3ʳᵈ Wettest Wettest since: 2011 1984
Oct 2017–Aug 2018
11-Month
49.92"
(1,267.97mm)
38.42"
(975.87mm)
11.50"
(292.10mm)
121ˢᵗ Driest Driest since: 2017 1925
3ʳᵈ Wettest Wettest since: 2011 2011
Sep 2017–Aug 2018
12-Month
51.98"
(1,320.29mm)
41.98"
(1,066.29mm)
10.00"
(254.00mm)
120ᵗʰ Driest Driest since: 2017 1965
4ᵗʰ Wettest Wettest since: 2011 2004
Mar 2017–Aug 2018
18-Month
80.83"
(2,053.08mm)
65.21"
(1,656.33mm)
15.62"
(396.75mm)
121ˢᵗ Driest Driest since: 2017 1966
3ʳᵈ Wettest Wettest since: 2012 2004
Sep 2016–Aug 2018
24-Month
99.82"
(2,535.43mm)
83.89"
(2,130.81mm)
15.93"
(404.62mm)
119ᵗʰ Driest Driest since: 2017 1966
4ᵗʰ Wettest Wettest since: 2012 2004
Sep 2015–Aug 2018
36-Month
140.11"
(3,558.79mm)
125.89"
(3,197.61mm)
14.22"
(361.18mm)
114ᵗʰ Driest Driest since: 2017 1966
8ᵗʰ Wettest Wettest since: 2013 2005
Sep 2014–Aug 2018
48-Month
179.96"
(4,570.98mm)
167.87"
(4,263.90mm)
12.09"
(307.08mm)
102ⁿᵈ Driest Driest since: 2017 1966
19ᵗʰ Wettest Wettest since: 2014 2006
Sep 2013–Aug 2018
60-Month
224.81"
(5,710.17mm)
209.80"
(5,328.92mm)
15.01"
(381.25mm)
102ⁿᵈ Driest Driest since: 2017 1966
18ᵗʰ Wettest Wettest since: 2015 2007

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2018, retrieved on September 22, 2018 from https://www.ncdc.noaa.gov/cag/