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 1964

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 1964
1-Month
3.62"
(91.95mm)
4.19"
(106.43mm)
-0.57"
(-14.48mm)
42nd Driest
Driest since:
1909
87th Wettest
Wettest since:
2018
Ties: 1926
Jun–Jul 1964
2-Month
7.15"
(181.61mm)
8.36"
(212.34mm)
-1.21"
(-30.73mm)
38th Driest
Driest since:
1966
91st Wettest
Wettest since:
1972
May–Jul 1964
3-Month
8.70"
(220.98mm)
12.28"
(311.91mm)
-3.58"
(-90.93mm)
8th Driest
Driest since:
1966
121st Wettest
Wettest since:
1989
Apr–Jul 1964
4-Month
14.35"
(364.49mm)
15.93"
(404.62mm)
-1.58"
(-40.13mm)
33rd Driest
Driest since:
1965
96th Wettest
Wettest since:
1972
Mar–Jul 1964
5-Month
18.30"
(464.82mm)
19.42"
(493.27mm)
-1.12"
(-28.45mm)
43rd Driest
Driest since:
1966
86th Wettest
Wettest since:
1972
Feb–Jul 1964
6-Month
20.82"
(528.83mm)
22.02"
(559.31mm)
-1.20"
(-30.48mm)
42nd Driest
Driest since:
1965
87th Wettest
Wettest since:
2018
Jan–Jul 1964
7-Month
24.41"
(620.01mm)
25.07"
(636.78mm)
-0.66"
(-16.77mm)
53rd Driest
Driest since:
1991
76th Wettest
Wettest since:
2018
Dec 1963–Jul 1964
8-Month
26.52"
(673.61mm)
28.17"
(715.52mm)
-1.65"
(-41.91mm)
36th Driest
Driest since:
1966
92nd Wettest
Wettest since:
2019
Nov 1963–Jul 1964
9-Month
31.86"
(809.24mm)
31.37"
(796.80mm)
0.49"
(12.44mm)
73rd Driest
Driest since:
1966
55th Wettest
Wettest since:
2019
Oct 1963–Jul 1964
10-Month
32.08"
(814.83mm)
34.55"
(877.57mm)
-2.47"
(-62.74mm)
35th Driest
Driest since:
1934
93rd Wettest
Wettest since:
2019
Sep 1963–Jul 1964
11-Month
34.78"
(883.41mm)
38.11"
(967.99mm)
-3.33"
(-84.58mm)
26th Driest
Driest since:
1965
102nd Wettest
Wettest since:
2019
Aug 1963–Jul 1964
12-Month
37.45"
(951.23mm)
41.98"
(1,066.29mm)
-4.53"
(-115.06mm)
18th Driest
Driest since:
1965
110th Wettest
Wettest since:
2019
Feb 1963–Jul 1964
18-Month
54.51"
(1,384.55mm)
63.96"
(1,624.58mm)
-9.45"
(-240.03mm)
7th Driest
Driest since:
1966
121st Wettest
Wettest since:
2019
Aug 1962–Jul 1964
24-Month
73.02"
(1,854.71mm)
83.89"
(2,130.81mm)
-10.87"
(-276.10mm)
9th Driest
Driest since:
1966
118th Wettest
Wettest since:
2019
Aug 1961–Jul 1964
36-Month
107.56"
(2,732.02mm)
125.92"
(3,198.37mm)
-18.36"
(-466.35mm)
4th Driest
Driest since:
1966
122nd Wettest
Wettest since:
2019
Aug 1960–Jul 1964
48-Month
148.11"
(3,761.99mm)
167.89"
(4,264.41mm)
-19.78"
(-502.42mm)
6th Driest
Driest since:
1966
119th Wettest
Wettest since:
2020
Aug 1959–Jul 1964
60-Month
194.02"
(4,928.11mm)
209.81"
(5,329.17mm)
-15.79"
(-401.06mm)
10th Driest
Driest since:
1966
114th Wettest
Wettest since:
2021

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