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


Pennsylvania

Precipitation Rankings, April 1991

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
April 1991
1-Month
3.15"
(80.01mm)
3.64"
(92.46mm)
-0.49"
(-12.45mm)
50th Driest Driest since: 1990 1946
76th Wettest Wettest since: 1987 2011
Ties: 1922
Mar–Apr 1991
2-Month
7.03"
(178.56mm)
7.13"
(181.10mm)
-0.10"
(-2.54mm)
64th Driest Driest since: 1990 1915
62nd Wettest Wettest since: 1984 2011
Feb–Apr 1991
3-Month
8.75"
(222.25mm)
9.73"
(247.14mm)
-0.98"
(-24.89mm)
46th Driest Driest since: 1990 1941
80th Wettest Wettest since: 1986 2011
Jan–Apr 1991
4-Month
11.50"
(292.10mm)
12.78"
(324.61mm)
-1.28"
(-32.51mm)
38th Driest Driest since: 1990 1941
88th Wettest Wettest since: 1986 2011
Dec 1990–Apr 1991
5-Month
17.80"
(452.12mm)
15.88"
(403.35mm)
1.92"
(48.77mm)
93rd Driest Driest since: 1990 1941
32nd Wettest Wettest since: 1984 2011
Nov 1990–Apr 1991
6-Month
20.27"
(514.86mm)
19.09"
(484.89mm)
1.18"
(29.97mm)
84th Driest Driest since: 1990 1931
41st Wettest Wettest since: 1986 1952
Oct 1990–Apr 1991
7-Month
26.08"
(662.43mm)
22.26"
(565.40mm)
3.82"
(97.03mm)
109th Driest Driest since: 1990 1925
16th Wettest Wettest since: 1984 2011
Sep 1990–Apr 1991
8-Month
30.20"
(767.08mm)
25.83"
(656.08mm)
4.37"
(111.00mm)
103rd Driest Driest since: 1990 1931
22nd Wettest Wettest since: 1984 2019
Ties: 1984
Aug 1990–Apr 1991
9-Month
35.42"
(899.67mm)
29.69"
(754.13mm)
5.73"
(145.54mm)
112th Driest Driest since: 1990 1931
13th Wettest Wettest since: 1951 2019
Ties: 1998
Jul 1990–Apr 1991
10-Month
40.64"
(1,032.26mm)
33.89"
(860.81mm)
6.75"
(171.45mm)
116th Driest Driest since: 1990 1931
9th Wettest Wettest since: 1978 2019
Jun 1990–Apr 1991
11-Month
43.81"
(1,112.77mm)
38.05"
(966.47mm)
5.76"
(146.30mm)
108th Driest Driest since: 1990 1931
17th Wettest Wettest since: 1978 2019
Ties: 1976
May 1990–Apr 1991
12-Month
49.89"
(1,267.21mm)
41.95"
(1,065.53mm)
7.94"
(201.68mm)
116th Driest Driest since: 1990 1931
9th Wettest Wettest since: 1973 2019
Nov 1989–Apr 1991
18-Month
65.32"
(1,659.13mm)
61.03"
(1,550.16mm)
4.29"
(108.97mm)
92nd Driest Driest since: 1990 1931
32nd Wettest Wettest since: 1985 2019
May 1989–Apr 1991
24-Month
95.20"
(2,418.08mm)
83.91"
(2,131.31mm)
11.29"
(286.77mm)
113th Driest Driest since: 1990 1966
11th Wettest Wettest since: 1974 2019
May 1988–Apr 1991
36-Month
131.86"
(3,349.24mm)
125.93"
(3,198.62mm)
5.93"
(150.62mm)
86th Driest Driest since: 1990 1967
37th Wettest Wettest since: 1986 2005
May 1987–Apr 1991
48-Month
171.54"
(4,357.12mm)
167.93"
(4,265.42mm)
3.61"
(91.70mm)
69th Driest Driest since: 1990 1966
53rd Wettest Wettest since: 1987 2007
May 1986–Apr 1991
60-Month
213.14"
(5,413.76mm)
209.83"
(5,329.68mm)
3.31"
(84.08mm)
65th Driest Driest since: 1990 1967
56th Wettest Wettest since: 1988 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 19, 2019 from https://www.ncdc.noaa.gov/cag/