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, August 1956

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
August 1956
1-Month
5.43"
(137.92mm)
3.87"
(98.30mm)
1.56"
(39.62mm)
113th Driest
Driest since:
1930
16th Wettest
Wettest since:
1955
Jul–Aug 1956
2-Month
11.55"
(293.37mm)
8.05"
(204.47mm)
3.50"
(88.90mm)
122nd Driest
Driest since:
1930
7th Wettest
Wettest since:
2018
Jun–Aug 1956
3-Month
15.99"
(406.15mm)
12.22"
(310.39mm)
3.77"
(95.76mm)
119th Driest
Driest since:
1966
10th Wettest
Wettest since:
2018
May–Aug 1956
4-Month
20.30"
(515.62mm)
16.15"
(410.21mm)
4.15"
(105.41mm)
116th Driest
Driest since:
1966
13th Wettest
Wettest since:
2018
Apr–Aug 1956
5-Month
24.07"
(611.38mm)
19.79"
(502.67mm)
4.28"
(108.71mm)
116th Driest
Driest since:
1966
13th Wettest
Wettest since:
2018
Mar–Aug 1956
6-Month
28.58"
(725.93mm)
23.29"
(591.57mm)
5.29"
(134.36mm)
117th Driest
Driest since:
1966
12th Wettest
Wettest since:
2011
Feb–Aug 1956
7-Month
33.26"
(844.80mm)
25.89"
(657.61mm)
7.37"
(187.19mm)
126th Driest
Driest since:
1995
3rd Wettest
Wettest to Date
2018
Jan–Aug 1956
8-Month
34.96"
(887.98mm)
28.94"
(735.08mm)
6.02"
(152.90mm)
120th Driest
Driest since:
1963
9th Wettest
Wettest since:
2018
Dec 1955–Aug 1956
9-Month
35.57"
(903.48mm)
32.03"
(813.56mm)
3.54"
(89.92mm)
102nd Driest
Driest since:
1966
26th Wettest
Wettest since:
2018
Nov 1955–Aug 1956
10-Month
38.35"
(974.09mm)
35.24"
(895.10mm)
3.11"
(78.99mm)
94th Driest
Driest since:
1966
34th Wettest
Wettest since:
2019
Oct 1955–Aug 1956
11-Month
44.54"
(1,131.32mm)
38.42"
(975.87mm)
6.12"
(155.45mm)
113th Driest
Driest since:
1925
15th Wettest
Wettest since:
2019
Sep 1955–Aug 1956
12-Month
47.02"
(1,194.31mm)
41.98"
(1,066.29mm)
5.04"
(128.02mm)
108th Driest
Driest since:
1965
20th Wettest
Wettest since:
2019
Mar 1955–Aug 1956
18-Month
71.57"
(1,817.88mm)
65.21"
(1,656.33mm)
6.36"
(161.55mm)
109th Driest
Driest since:
1966
19th Wettest
Wettest since:
2019
Sep 1954–Aug 1956
24-Month
90.26"
(2,292.60mm)
83.89"
(2,130.81mm)
6.37"
(161.79mm)
96th Driest
Driest since:
1966
31st Wettest
Wettest since:
2019
Sep 1953–Aug 1956
36-Month
127.65"
(3,242.31mm)
125.89"
(3,197.61mm)
1.76"
(44.70mm)
67th Driest
Driest since:
1966
59th Wettest
Wettest since:
2019
Sep 1952–Aug 1956
48-Month
170.71"
(4,336.03mm)
167.87"
(4,263.90mm)
2.84"
(72.13mm)
66th Driest
Driest since:
1966
59th Wettest
Wettest since:
2020
Sep 1951–Aug 1956
60-Month
218.34"
(5,545.84mm)
209.80"
(5,328.92mm)
8.54"
(216.92mm)
84th Driest
Driest since:
1966
40th Wettest
Wettest since:
2021

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