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 1921

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 1921
1-Month
3.17"
(80.52mm)
3.64"
(92.46mm)
-0.47"
(-11.94mm)
52nd Driest Driest since: 1919 1946
74th Wettest Wettest since: 1920 2011
Mar–Apr 1921
2-Month
6.50"
(165.10mm)
7.14"
(181.36mm)
-0.64"
(-16.26mm)
51st Driest Driest since: 1919 1915
75th Wettest Wettest since: 1920 2011
Feb–Apr 1921
3-Month
9.06"
(230.12mm)
9.73"
(247.14mm)
-0.67"
(-17.02mm)
49th Driest Driest since: 1919 1941
77th Wettest Wettest since: 1920 2011
Ties: 1938
Jan–Apr 1921
4-Month
11.58"
(294.13mm)
12.78"
(324.61mm)
-1.20"
(-30.48mm)
39th Driest Driest since: 1919 1941
87th Wettest Wettest since: 1920 2011
Ties: 1967
Dec 1920–Apr 1921
5-Month
14.80"
(375.92mm)
15.88"
(403.35mm)
-1.08"
(-27.43mm)
44th Driest Driest since: 1919 1941
81st Wettest Wettest since: 1920 2011
Nov 1920–Apr 1921
6-Month
18.57"
(471.68mm)
19.09"
(484.89mm)
-0.52"
(-13.21mm)
57th Driest Driest since: 1919 1931
68th Wettest Wettest since: 1920 1952
Oct 1920–Apr 1921
7-Month
20.27"
(514.86mm)
22.27"
(565.66mm)
-2.00"
(-50.80mm)
36th Driest Driest since: 1919 1925
89th Wettest Wettest since: 1920 2011
Sep 1920–Apr 1921
8-Month
24.29"
(616.97mm)
25.83"
(656.08mm)
-1.54"
(-39.11mm)
41st Driest Driest since: 1919 1931
84th Wettest Wettest since: 1920 2019
Aug 1920–Apr 1921
9-Month
28.83"
(732.28mm)
29.69"
(754.13mm)
-0.86"
(-21.85mm)
53rd Driest Driest since: 1919 1931
72nd Wettest Wettest since: 1920 2019
Jul 1920–Apr 1921
10-Month
33.43"
(849.12mm)
33.89"
(860.81mm)
-0.46"
(-11.69mm)
53rd Driest Driest since: 1919 1931
72nd Wettest Wettest since: 1920 2019
Jun 1920–Apr 1921
11-Month
38.47"
(977.14mm)
38.05"
(966.47mm)
0.42"
(10.67mm)
63rd Driest Driest since: 1919 1931
62nd Wettest Wettest since: 1920 2019
May 1920–Apr 1921
12-Month
40.57"
(1,030.48mm)
41.95"
(1,065.53mm)
-1.38"
(-35.05mm)
42nd Driest Driest since: 1919 1931
83rd Wettest Wettest since: 1920 2019
Nov 1919–Apr 1921
18-Month
59.66"
(1,515.36mm)
61.03"
(1,550.16mm)
-1.37"
(-34.80mm)
50th Driest Driest since: 1919 1931
74th Wettest Wettest since: 1920 2019
May 1919–Apr 1921
24-Month
87.06"
(2,211.32mm)
83.91"
(2,131.31mm)
3.15"
(80.01mm)
80th Driest Driest since: 1920 1966
44th Wettest Wettest since: 1914 2019
Ties: 1907
May 1918–Apr 1921
36-Month
126.18"
(3,204.97mm)
125.93"
(3,198.62mm)
0.25"
(6.35mm)
52nd Driest Driest since: 1919 1967
71st Wettest Wettest since: 1920 2005
May 1917–Apr 1921
48-Month
169.29"
(4,299.97mm)
167.93"
(4,265.42mm)
1.36"
(34.55mm)
60th Driest Driest since: 1920 1966
62nd Wettest Wettest since: 1916 2007
May 1916–Apr 1921
60-Month
208.15"
(5,287.01mm)
209.83"
(5,329.68mm)
-1.68"
(-42.67mm)
44th Driest Driest since: 1919 1967
77th Wettest Wettest since: 1920 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 15, 2019 from https://www.ncdc.noaa.gov/cag/