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, May 1952

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
May 1952
1-Month
5.80"
(147.32mm)
3.93"
(99.82mm)
1.87"
(47.50mm)
113th Driest
Driest since:
1964
16th Wettest
Wettest since:
1989
Apr–May 1952
2-Month
11.20"
(284.48mm)
7.57"
(192.28mm)
3.63"
(92.20mm)
124th Driest
Driest since:
1926
5th Wettest
Wettest since:
2011
Mar–May 1952
3-Month
15.50"
(393.70mm)
11.06"
(280.92mm)
4.44"
(112.78mm)
124th Driest
Driest since:
1926
5th Wettest
Wettest since:
2011
Feb–May 1952
4-Month
17.86"
(453.64mm)
13.66"
(346.96mm)
4.20"
(106.68mm)
122nd Driest
Driest since:
1941
7th Wettest
Wettest since:
2011
Jan–May 1952
5-Month
22.51"
(571.75mm)
16.71"
(424.43mm)
5.80"
(147.32mm)
126th Driest
Driest since:
1941
3rd Wettest
Wettest since:
2011
Dec 1951–May 1952
6-Month
27.21"
(691.13mm)
19.81"
(503.17mm)
7.40"
(187.96mm)
126th Driest
Driest since:
1941
2nd Wettest
Wettest to Date
2011
Nov 1951–May 1952
7-Month
32.12"
(815.85mm)
23.02"
(584.71mm)
9.10"
(231.14mm)
127th Driest
Driest since:
1934
1st Wettest
Wettest to Date
1952
Oct 1951–May 1952
8-Month
34.22"
(869.19mm)
26.19"
(665.23mm)
8.03"
(203.96mm)
125th Driest
Driest since:
1925
3rd Wettest
Wettest to Date
2011
Sep 1951–May 1952
9-Month
37.05"
(941.07mm)
29.75"
(755.65mm)
7.30"
(185.42mm)
121st Driest
Driest since:
1941
7th Wettest
Wettest since:
2019
Aug 1951–May 1952
10-Month
38.81"
(985.77mm)
33.62"
(853.95mm)
5.19"
(131.82mm)
110th Driest
Driest since:
1931
18th Wettest
Wettest since:
2019
Jul 1951–May 1952
11-Month
42.86"
(1,088.64mm)
37.82"
(960.63mm)
5.04"
(128.01mm)
107th Driest
Driest since:
1931
21st Wettest
Wettest since:
2019
Jun 1951–May 1952
12-Month
48.66"
(1,235.96mm)
41.97"
(1,066.04mm)
6.69"
(169.92mm)
116th Driest
Driest since:
1931
12th Wettest
Wettest since:
2019
Dec 1950–May 1952
18-Month
70.49"
(1,790.45mm)
61.76"
(1,568.70mm)
8.73"
(221.75mm)
115th Driest
Driest since:
1931
12th Wettest
Wettest since:
2019
Jun 1950–May 1952
24-Month
95.90"
(2,435.86mm)
83.91"
(2,131.31mm)
11.99"
(304.55mm)
117th Driest
Driest since:
1931
10th Wettest
Wettest to Date
2019
Ties: 2011
Jun 1949–May 1952
36-Month
136.53"
(3,467.86mm)
125.93"
(3,198.62mm)
10.60"
(269.24mm)
100th Driest
Driest since:
1965
26th Wettest
Wettest since:
2020
Jun 1948–May 1952
48-Month
179.23"
(4,552.44mm)
167.92"
(4,265.17mm)
11.31"
(287.27mm)
99th Driest
Driest since:
1966
26th Wettest
Wettest since:
2020
Jun 1947–May 1952
60-Month
222.51"
(5,651.75mm)
209.84"
(5,329.94mm)
12.67"
(321.81mm)
99th Driest
Driest since:
1967
25th Wettest
Wettest to Date
2022

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