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 1905

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
April 1905
1-Month
2.64"
(67.06mm)
3.64"
(92.46mm)
-1.00"
(-25.40mm)
30th Driest
Driest since:
1946
99th Wettest
Wettest since:
2011
Mar–Apr 1905
2-Month
6.65"
(168.91mm)
7.14"
(181.36mm)
-0.49"
(-12.45mm)
54th Driest
Driest since:
1915
75th Wettest
Wettest since:
2011
Feb–Apr 1905
3-Month
8.27"
(210.06mm)
9.73"
(247.14mm)
-1.46"
(-37.08mm)
30th Driest
Driest since:
1941
99th Wettest
Wettest since:
2011
Jan–Apr 1905
4-Month
12.02"
(305.31mm)
12.78"
(324.61mm)
-0.76"
(-19.30mm)
56th Driest
Driest since:
1941
73rd Wettest
Wettest since:
2011
Dec 1904–Apr 1905
5-Month
14.55"
(369.57mm)
15.88"
(403.35mm)
-1.33"
(-33.78mm)
40th Driest
Driest since:
1941
88th Wettest
Wettest since:
2011
Ties: 1971
Nov 1904–Apr 1905
6-Month
15.56"
(395.22mm)
19.09"
(484.89mm)
-3.53"
(-89.67mm)
13th Driest
Driest to Date
1931
115th Wettest
Wettest since:
1952
Oct 1904–Apr 1905
7-Month
18.18"
(461.77mm)
22.27"
(565.66mm)
-4.09"
(-103.89mm)
10th Driest
Driest to Date
1925
118th Wettest
Wettest since:
2011
Sep 1904–Apr 1905
8-Month
21.30"
(541.02mm)
25.83"
(656.08mm)
-4.53"
(-115.06mm)
12th Driest
Driest since:
1931
116th Wettest
Wettest since:
2019
Aug 1904–Apr 1905
9-Month
25.48"
(647.19mm)
29.69"
(754.13mm)
-4.21"
(-106.94mm)
16th Driest
Driest since:
1931
112th Wettest
Wettest since:
2019
Jul 1904–Apr 1905
10-Month
30.57"
(776.48mm)
33.89"
(860.81mm)
-3.32"
(-84.33mm)
28th Driest
Driest since:
1931
100th Wettest
Wettest since:
2019
Jun 1904–Apr 1905
11-Month
34.35"
(872.49mm)
38.05"
(966.47mm)
-3.70"
(-93.98mm)
25th Driest
Driest since:
1931
103rd Wettest
Wettest since:
2019
May 1904–Apr 1905
12-Month
38.38"
(974.85mm)
41.95"
(1,065.53mm)
-3.57"
(-90.68mm)
22nd Driest
Driest since:
1931
106th Wettest
Wettest since:
2019
Nov 1903–Apr 1905
18-Month
57.15"
(1,451.61mm)
61.03"
(1,550.16mm)
-3.88"
(-98.55mm)
29th Driest
Driest since:
1931
98th Wettest
Wettest since:
2019
May 1903–Apr 1905
24-Month
82.92"
(2,106.17mm)
83.91"
(2,131.31mm)
-0.99"
(-25.14mm)
47th Driest
Driest since:
1966
80th Wettest
Wettest since:
2020
Ties: 1916
May 1902–Apr 1905
36-Month
131.17"
(3,331.72mm)
125.93"
(3,198.62mm)
5.24"
(133.10mm)
82nd Driest
Driest since:
1967
44th Wettest
Wettest since:
2020
May 1901–Apr 1905
48-Month
178.69"
(4,538.73mm)
167.93"
(4,265.42mm)
10.76"
(273.31mm)
98th Driest
Driest since:
1966
27th Wettest
Wettest since:
2020
May 1900–Apr 1905
60-Month
217.51"
(5,524.75mm)
209.83"
(5,329.68mm)
7.68"
(195.07mm)
84th Driest
Driest since:
1967
40th Wettest
Wettest since:
2022

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