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 1957

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1957
1-Month
5.56"
(141.22mm)
3.64"
(92.46mm)
1.92"
(48.76mm)
113th Driest Driest since: 1956 1946
13th Wettest Wettest since: 1948 2011
Mar–Apr 1957
2-Month
7.99"
(202.95mm)
7.13"
(181.10mm)
0.86"
(21.85mm)
90th Driest Driest since: 1955 1915
36th Wettest Wettest since: 1956 2011
Ties: 1984
Feb–Apr 1957
3-Month
10.16"
(258.06mm)
9.73"
(247.14mm)
0.43"
(10.92mm)
75th Driest Driest since: 1949 1941
51st Wettest Wettest since: 1956 2011
Ties: 1899
Jan–Apr 1957
4-Month
12.30"
(312.42mm)
12.78"
(324.61mm)
-0.48"
(-12.19mm)
59th Driest Driest since: 1955 1941
67th Wettest Wettest since: 1956 2011
Dec 1956–Apr 1957
5-Month
16.35"
(415.29mm)
15.88"
(403.35mm)
0.47"
(11.94mm)
74th Driest Driest since: 1956 1941
51st Wettest Wettest since: 1953 2011
Nov 1956–Apr 1957
6-Month
18.82"
(478.03mm)
19.09"
(484.89mm)
-0.27"
(-6.86mm)
62nd Driest Driest since: 1956 1931
63rd Wettest Wettest since: 1953 1952
Oct 1956–Apr 1957
7-Month
21.45"
(544.83mm)
22.26"
(565.40mm)
-0.81"
(-20.57mm)
48th Driest Driest since: 1954 1925
77th Wettest Wettest since: 1956 2011
Sep 1956–Apr 1957
8-Month
25.28"
(642.11mm)
25.83"
(656.08mm)
-0.55"
(-13.97mm)
53rd Driest Driest since: 1954 1931
72nd Wettest Wettest since: 1956 2019
Aug 1956–Apr 1957
9-Month
30.71"
(780.03mm)
29.69"
(754.13mm)
1.02"
(25.90mm)
75th Driest Driest since: 1954 1931
50th Wettest Wettest since: 1956 2019
Jul 1956–Apr 1957
10-Month
36.83"
(935.48mm)
33.89"
(860.81mm)
2.94"
(74.67mm)
91st Driest Driest since: 1955 1931
34th Wettest Wettest since: 1956 2019
Jun 1956–Apr 1957
11-Month
41.27"
(1,048.26mm)
38.05"
(966.47mm)
3.22"
(81.79mm)
94th Driest Driest since: 1955 1931
31st Wettest Wettest since: 1956 2019
May 1956–Apr 1957
12-Month
45.58"
(1,157.73mm)
41.95"
(1,065.53mm)
3.63"
(92.20mm)
96th Driest Driest since: 1956 1931
29th Wettest Wettest since: 1951 2019
Nov 1955–Apr 1957
18-Month
63.63"
(1,616.20mm)
61.03"
(1,550.16mm)
2.60"
(66.04mm)
77th Driest Driest since: 1956 1931
47th Wettest Wettest since: 1953 2019
May 1955–Apr 1957
24-Month
88.94"
(2,259.08mm)
83.91"
(2,131.31mm)
5.03"
(127.77mm)
91st Driest Driest since: 1956 1966
33rd Wettest Wettest since: 1953 2019
May 1954–Apr 1957
36-Month
129.78"
(3,296.41mm)
125.93"
(3,198.62mm)
3.85"
(97.79mm)
78th Driest Driest since: 1956 1967
45th Wettest Wettest since: 1953 2005
May 1953–Apr 1957
48-Month
168.30"
(4,274.82mm)
167.93"
(4,265.42mm)
0.37"
(9.40mm)
56th Driest Driest since: 1956 1966
66th Wettest Wettest since: 1955 2007
May 1952–Apr 1957
60-Month
212.37"
(5,394.20mm)
209.83"
(5,329.68mm)
2.54"
(64.52mm)
60th Driest Driest since: 1956 1967
61st Wettest Wettest since: 1955 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/