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 1903

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 1903
1-Month
3.46"
(87.88mm)
3.64"
(92.46mm)
-0.18"
(-4.58mm)
60th Driest
Driest since:
1946
69th Wettest
Wettest since:
2011
Mar–Apr 1903
2-Month
7.92"
(201.17mm)
7.14"
(181.36mm)
0.78"
(19.81mm)
90th Driest
Driest since:
1915
39th Wettest
Wettest since:
2011
Feb–Apr 1903
3-Month
12.32"
(312.93mm)
9.73"
(247.14mm)
2.59"
(65.79mm)
115th Driest
Driest since:
1941
14th Wettest
Wettest to Date
2011
Jan–Apr 1903
4-Month
15.81"
(401.57mm)
12.78"
(324.61mm)
3.03"
(76.96mm)
115th Driest
Driest since:
1941
14th Wettest
Wettest to Date
2011
Dec 1902–Apr 1903
5-Month
21.16"
(537.46mm)
15.88"
(403.35mm)
5.28"
(134.11mm)
125th Driest
Driest since:
1941
3rd Wettest
Wettest to Date
2011
Nov 1902–Apr 1903
6-Month
22.79"
(578.87mm)
19.09"
(484.89mm)
3.70"
(93.98mm)
110th Driest
Driest since:
1931
18th Wettest
Wettest since:
1952
Oct 1902–Apr 1903
7-Month
26.98"
(685.29mm)
22.26"
(565.40mm)
4.72"
(119.89mm)
114th Driest
Driest since:
1925
14th Wettest
Wettest to Date
2011
Sep 1902–Apr 1903
8-Month
31.28"
(794.51mm)
25.83"
(656.08mm)
5.45"
(138.43mm)
116th Driest
Driest since:
1931
12th Wettest
Wettest to Date
2019
Aug 1902–Apr 1903
9-Month
33.77"
(857.76mm)
29.69"
(754.13mm)
4.08"
(103.63mm)
103rd Driest
Driest since:
1931
25th Wettest
Wettest since:
2019
Jul 1902–Apr 1903
10-Month
40.19"
(1,020.83mm)
33.89"
(860.81mm)
6.30"
(160.02mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest to Date
2019
Jun 1902–Apr 1903
11-Month
46.18"
(1,172.97mm)
38.05"
(966.47mm)
8.13"
(206.50mm)
122nd Driest
Driest since:
1931
6th Wettest
Wettest to Date
2019
May 1902–Apr 1903
12-Month
48.25"
(1,225.55mm)
41.95"
(1,065.53mm)
6.30"
(160.02mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest to Date
2019
Nov 1901–Apr 1903
18-Month
70.53"
(1,791.46mm)
61.03"
(1,550.16mm)
9.50"
(241.30mm)
117th Driest
Driest since:
1931
10th Wettest
Wettest to Date
2019
May 1901–Apr 1903
24-Month
95.77"
(2,432.56mm)
83.91"
(2,131.31mm)
11.86"
(301.25mm)
118th Driest
Driest since:
1966
9th Wettest
Wettest to Date
2020
May 1900–Apr 1903
36-Month
134.59"
(3,418.59mm)
125.93"
(3,198.62mm)
8.66"
(219.97mm)
98th Driest
Driest since:
1967
28th Wettest
Wettest to Date
2020
May 1899–Apr 1903
48-Month
173.88"
(4,416.55mm)
167.93"
(4,265.42mm)
5.95"
(151.13mm)
81st Driest
Driest since:
1966
44th Wettest
Wettest to Date
2020
May 1898–Apr 1903
60-Month
218.64"
(5,553.46mm)
209.83"
(5,329.68mm)
8.81"
(223.78mm)
91st Driest
Driest since:
1967
33rd Wettest
Wettest to Date
2022

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