Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pennsylvania

Precipitation Rankings, April 1946

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1946
1-Month
1.21"
(30.73mm)
3.64"
(92.46mm)
-2.43"
(-61.73mm)
1st Driest
Driest since:
1946
128th Wettest
Wettest since:
2011
Mar–Apr 1946
2-Month
4.39"
(111.51mm)
7.13"
(181.10mm)
-2.74"
(-69.59mm)
6th Driest
Driest since:
1915
123rd Wettest
Wettest since:
2011
Feb–Apr 1946
3-Month
6.79"
(172.47mm)
9.73"
(247.14mm)
-2.94"
(-74.67mm)
10th Driest
Driest since:
1941
119th Wettest
Wettest since:
2011
Ties: 1915
Jan–Apr 1946
4-Month
8.14"
(206.76mm)
12.78"
(324.61mm)
-4.64"
(-117.85mm)
3rd Driest
Driest since:
1941
126th Wettest
Wettest since:
2011
Dec 1945–Apr 1946
5-Month
10.78"
(273.81mm)
15.88"
(403.35mm)
-5.10"
(-129.54mm)
2nd Driest
Driest since:
1941
126th Wettest
Wettest since:
2011
Nov 1945–Apr 1946
6-Month
16.12"
(409.45mm)
19.09"
(484.89mm)
-2.97"
(-75.44mm)
21st Driest
Driest since:
1931
107th Wettest
Wettest since:
1952
Ties: 1982
Oct 1945–Apr 1946
7-Month
19.11"
(485.39mm)
22.27"
(565.66mm)
-3.16"
(-80.27mm)
21st Driest
Driest since:
1925
107th Wettest
Wettest since:
2011
Sep 1945–Apr 1946
8-Month
25.70"
(652.78mm)
25.83"
(656.08mm)
-0.13"
(-3.30mm)
63rd Driest
Driest since:
1931
65th Wettest
Wettest since:
2019
Aug 1945–Apr 1946
9-Month
29.47"
(748.54mm)
29.69"
(754.13mm)
-0.22"
(-5.59mm)
59th Driest
Driest since:
1931
69th Wettest
Wettest since:
2019
Jul 1945–Apr 1946
10-Month
35.12"
(892.05mm)
33.89"
(860.81mm)
1.23"
(31.24mm)
77th Driest
Driest since:
1931
51st Wettest
Wettest since:
2019
Ties: 2010
Jun 1945–Apr 1946
11-Month
39.33"
(998.98mm)
38.05"
(966.47mm)
1.28"
(32.51mm)
74th Driest
Driest since:
1931
54th Wettest
Wettest since:
2019
May 1945–Apr 1946
12-Month
44.51"
(1,130.55mm)
41.95"
(1,065.53mm)
2.56"
(65.02mm)
86th Driest
Driest since:
1931
42nd Wettest
Wettest since:
2019
Nov 1944–Apr 1946
18-Month
64.65"
(1,642.11mm)
61.03"
(1,550.16mm)
3.62"
(91.95mm)
88th Driest
Driest since:
1931
39th Wettest
Wettest since:
2019
May 1944–Apr 1946
24-Month
85.96"
(2,183.38mm)
83.91"
(2,131.31mm)
2.05"
(52.07mm)
72nd Driest
Driest since:
1966
55th Wettest
Wettest since:
2020
May 1943–Apr 1946
36-Month
125.70"
(3,192.78mm)
125.93"
(3,198.62mm)
-0.23"
(-5.84mm)
48th Driest
Driest since:
1967
78th Wettest
Wettest since:
2020
May 1942–Apr 1946
48-Month
173.80"
(4,414.52mm)
167.93"
(4,265.42mm)
5.87"
(149.10mm)
79th Driest
Driest since:
1966
46th Wettest
Wettest since:
2020
May 1941–Apr 1946
60-Month
211.31"
(5,367.27mm)
209.83"
(5,329.68mm)
1.48"
(37.59mm)
54th Driest
Driest since:
1967
70th Wettest
Wettest since:
2022

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