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, July 1955

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
July 1955
1-Month
2.57"
(65.28mm)
4.19"
(106.43mm)
-1.62"
(-41.15mm)
13th Driest
Driest since:
1909
116th Wettest
Wettest since:
2018
Jun–Jul 1955
2-Month
6.10"
(154.94mm)
8.36"
(212.34mm)
-2.26"
(-57.40mm)
8th Driest
Driest since:
1966
121st Wettest
Wettest since:
1972
May–Jul 1955
3-Month
8.13"
(206.50mm)
12.28"
(311.91mm)
-4.15"
(-105.41mm)
6th Driest
Driest since:
1966
123rd Wettest
Wettest since:
1989
Apr–Jul 1955
4-Month
11.26"
(286.00mm)
15.93"
(404.62mm)
-4.67"
(-118.62mm)
6th Driest
Driest since:
1965
123rd Wettest
Wettest since:
1972
Mar–Jul 1955
5-Month
16.04"
(407.42mm)
19.42"
(493.27mm)
-3.38"
(-85.85mm)
17th Driest
Driest since:
1966
112th Wettest
Wettest since:
1972
Feb–Jul 1955
6-Month
18.91"
(480.31mm)
22.02"
(559.31mm)
-3.11"
(-79.00mm)
20th Driest
Driest since:
1965
109th Wettest
Wettest since:
2018
Jan–Jul 1955
7-Month
20.02"
(508.51mm)
25.07"
(636.78mm)
-5.05"
(-128.27mm)
8th Driest
Driest since:
1991
121st Wettest
Wettest since:
2018
Dec 1954–Jul 1955
8-Month
23.63"
(600.20mm)
28.17"
(715.52mm)
-4.54"
(-115.32mm)
12th Driest
Driest since:
1966
116th Wettest
Wettest since:
2019
Nov 1954–Jul 1955
9-Month
26.45"
(671.83mm)
31.37"
(796.80mm)
-4.92"
(-124.97mm)
10th Driest
Driest since:
1966
118th Wettest
Wettest since:
2019
Oct 1954–Jul 1955
10-Month
31.91"
(810.51mm)
34.55"
(877.57mm)
-2.64"
(-67.06mm)
32nd Driest
Driest since:
1934
96th Wettest
Wettest since:
2019
Sep 1954–Jul 1955
11-Month
34.73"
(882.14mm)
38.11"
(967.99mm)
-3.38"
(-85.85mm)
25th Driest
Driest since:
1965
103rd Wettest
Wettest since:
2019
Aug 1954–Jul 1955
12-Month
39.72"
(1,008.89mm)
41.98"
(1,066.29mm)
-2.26"
(-57.40mm)
37th Driest
Driest since:
1965
91st Wettest
Wettest since:
2019
Ties: 1915
Feb 1954–Jul 1955
18-Month
59.49"
(1,511.05mm)
63.96"
(1,624.58mm)
-4.47"
(-113.53mm)
20th Driest
Driest since:
1966
108th Wettest
Wettest since:
2019
Aug 1953–Jul 1955
24-Month
74.15"
(1,883.41mm)
83.89"
(2,130.81mm)
-9.74"
(-247.40mm)
11th Driest
Driest since:
1966
116th Wettest
Wettest since:
2019
Aug 1952–Jul 1955
36-Month
119.36"
(3,031.74mm)
125.92"
(3,198.37mm)
-6.56"
(-166.63mm)
22nd Driest
Driest since:
1966
104th Wettest
Wettest since:
2019
Aug 1951–Jul 1955
48-Month
164.57"
(4,180.08mm)
167.89"
(4,264.41mm)
-3.32"
(-84.33mm)
32nd Driest
Driest since:
1966
93rd Wettest
Wettest since:
2020
Aug 1950–Jul 1955
60-Month
213.11"
(5,412.99mm)
209.81"
(5,329.17mm)
3.30"
(83.82mm)
64th Driest
Driest since:
1966
60th Wettest
Wettest since:
2021

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