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 1901

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 1901
1-Month
5.58"
(141.73mm)
3.64"
(92.46mm)
1.94"
(49.27mm)
114th Driest Driest since: 1900 1946
12th Wettest Wettest to Date 2011
Mar–Apr 1901
2-Month
9.68"
(245.87mm)
7.14"
(181.36mm)
2.54"
(64.51mm)
119th Driest Driest since: 1900 1915
7th Wettest Wettest to Date 2011
Ties: 1933
Feb–Apr 1901
3-Month
10.67"
(271.02mm)
9.73"
(247.14mm)
0.94"
(23.88mm)
89th Driest Driest since: 1900 1941
37th Wettest Wettest to Date 2011
Jan–Apr 1901
4-Month
12.98"
(329.69mm)
12.78"
(324.61mm)
0.20"
(5.08mm)
71st Driest Driest since: 1900 1941
55th Wettest Wettest since: 1899 2011
Dec 1900–Apr 1901
5-Month
15.18"
(385.57mm)
15.88"
(403.35mm)
-0.70"
(-17.78mm)
53rd Driest Driest since: 1900 1941
72nd Wettest Wettest since: 1899 2011
Nov 1900–Apr 1901
6-Month
19.73"
(501.14mm)
19.09"
(484.89mm)
0.64"
(16.25mm)
75th Driest Driest since: 1900 1931
50th Wettest Wettest since: 1899 1952
Oct 1900–Apr 1901
7-Month
22.76"
(578.10mm)
22.26"
(565.40mm)
0.50"
(12.70mm)
68th Driest Driest since: 1900 1925
57th Wettest Wettest since: 1899 2011
Sep 1900–Apr 1901
8-Month
24.32"
(617.73mm)
25.83"
(656.08mm)
-1.51"
(-38.35mm)
43rd Driest Driest since: 1900 1931
82nd Wettest Wettest since: 1899 2019
Aug 1900–Apr 1901
9-Month
27.73"
(704.34mm)
29.69"
(754.13mm)
-1.96"
(-49.79mm)
41st Driest Driest since: 1900 1931
84th Wettest Wettest since: 1899 2019
Jul 1900–Apr 1901
10-Month
32.47"
(824.74mm)
33.89"
(860.81mm)
-1.42"
(-36.07mm)
46th Driest Driest since: 1900 1931
79th Wettest Wettest since: 1899 2019
Jun 1900–Apr 1901
11-Month
36.10"
(916.94mm)
38.05"
(966.47mm)
-1.95"
(-49.53mm)
40th Driest Driest since: 1900 1931
85th Wettest Wettest since: 1899 2019
May 1900–Apr 1901
12-Month
38.82"
(986.03mm)
41.95"
(1,065.53mm)
-3.13"
(-79.50mm)
27th Driest Driest since: 1896 1931
98th Wettest Wettest since: 1900 2019
Nov 1899–Apr 1901
18-Month
56.76"
(1,441.70mm)
61.03"
(1,550.16mm)
-4.27"
(-108.46mm)
25th Driest Driest to Date 1931
99th Wettest Wettest since: 1900 2019
May 1899–Apr 1901
24-Month
78.11"
(1,983.99mm)
83.91"
(2,131.31mm)
-5.80"
(-147.32mm)
23rd Driest Driest since: 1897 1966
101st Wettest Wettest since: 1900 2019
May 1898–Apr 1901
36-Month
122.87"
(3,120.90mm)
125.93"
(3,198.62mm)
-3.06"
(-77.72mm)
36th Driest Driest since: 1898 1967
87th Wettest Wettest since: 1900 2005
May 1897–Apr 1901
48-Month
166.41"
(4,226.81mm)
167.93"
(4,265.42mm)
-1.52"
(-38.61mm)
41st Driest Driest since: 1899 1966
81st Wettest Wettest since: 1900 2007
May 1896–Apr 1901
60-Month
206.99"
(5,257.55mm)
209.83"
(5,329.68mm)
-2.84"
(-72.13mm)
39th Driest Driest since: 1900 1967
82nd Wettest Wettest to Date 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/