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, August 1987

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 1987
1-Month
4.65"
(118.11mm)
3.87"
(98.30mm)
0.78"
(19.81mm)
96th Driest Driest since: 1986 1930
32nd Wettest Wettest since: 1984 1955
Ties: 1934
Jul–Aug 1987
2-Month
8.76"
(222.50mm)
8.05"
(204.47mm)
0.71"
(18.03mm)
73rd Driest Driest since: 1985 1930
55th Wettest Wettest since: 1986 2018
Jun–Aug 1987
3-Month
12.89"
(327.41mm)
12.22"
(310.39mm)
0.67"
(17.02mm)
75th Driest Driest since: 1985 1966
53rd Wettest Wettest since: 1986 2018
Ties: 2007
May–Aug 1987
4-Month
16.11"
(409.19mm)
16.15"
(410.21mm)
-0.04"
(-1.02mm)
59th Driest Driest since: 1983 1966
69th Wettest Wettest since: 1986 2018
Apr–Aug 1987
5-Month
20.57"
(522.48mm)
19.79"
(502.67mm)
0.78"
(19.81mm)
73rd Driest Driest since: 1986 1966
55th Wettest Wettest since: 1984 2018
Mar–Aug 1987
6-Month
22.88"
(581.15mm)
23.29"
(591.57mm)
-0.41"
(-10.42mm)
52nd Driest Driest since: 1986 1966
76th Wettest Wettest since: 1984 2011
Feb–Aug 1987
7-Month
23.62"
(599.95mm)
25.89"
(657.61mm)
-2.27"
(-57.66mm)
27th Driest Driest since: 1969 1995
101st Wettest Wettest since: 1986 2018
Jan–Aug 1987
8-Month
26.62"
(676.15mm)
28.94"
(735.08mm)
-2.32"
(-58.93mm)
26th Driest Driest since: 1985 1963
102nd Wettest Wettest since: 1986 2018
Dec 1986–Aug 1987
9-Month
30.19"
(766.83mm)
32.03"
(813.56mm)
-1.84"
(-46.73mm)
34th Driest Driest since: 1985 1966
93rd Wettest Wettest since: 1986 2018
Nov 1986–Aug 1987
10-Month
35.24"
(895.10mm)
35.24"
(895.10mm)
0.00"
(0.00mm)
63rd Driest Driest since: 1985 1966
64th Wettest Wettest since: 1986 2019
Oct 1986–Aug 1987
11-Month
38.62"
(980.95mm)
38.42"
(975.87mm)
0.20"
(5.08mm)
58th Driest Driest since: 1985 1925
69th Wettest Wettest since: 1986 2019
Sep 1986–Aug 1987
12-Month
41.44"
(1,052.58mm)
41.98"
(1,066.29mm)
-0.54"
(-13.71mm)
50th Driest Driest since: 1985 1965
77th Wettest Wettest since: 1986 2019
Ties: 1970
Mar 1986–Aug 1987
18-Month
63.75"
(1,619.25mm)
65.21"
(1,656.33mm)
-1.46"
(-37.08mm)
43rd Driest Driest since: 1983 1966
84th Wettest Wettest since: 1986 2019
Sep 1985–Aug 1987
24-Month
85.89"
(2,181.61mm)
83.89"
(2,130.81mm)
2.00"
(50.80mm)
72nd Driest Driest since: 1986 1966
54th Wettest Wettest since: 1985 2019
Ties: 1943
Sep 1984–Aug 1987
36-Month
122.86"
(3,120.64mm)
125.89"
(3,197.61mm)
-3.03"
(-76.97mm)
35th Driest Driest since: 1983 1966
90th Wettest Wettest since: 1986 2019
Sep 1983–Aug 1987
48-Month
174.37"
(4,429.00mm)
167.87"
(4,263.90mm)
6.50"
(165.10mm)
82nd Driest Driest since: 1986 1966
42nd Wettest Wettest since: 1981 2020
Sep 1982–Aug 1987
60-Month
214.64"
(5,451.86mm)
209.80"
(5,328.92mm)
4.84"
(122.94mm)
70th Driest Driest since: 1986 1966
53rd Wettest Wettest since: 1982 2021

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 24, 2022 from https://www.ncdc.noaa.gov/cag/