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 2019

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 2019
1-Month
3.71"
(94.23mm)
3.87"
(98.30mm)
-0.16"
(-4.07mm)
62nd Driest
Driest since:
1930
67th Wettest
Wettest since:
1955
Ties: 1961
Jul–Aug 2019
2-Month
9.33"
(236.98mm)
8.05"
(204.47mm)
1.28"
(32.51mm)
95th Driest
Driest since:
1930
34th Wettest
Wettest since:
2018
Jun–Aug 2019
3-Month
15.15"
(384.81mm)
12.22"
(310.39mm)
2.93"
(74.42mm)
115th Driest
Driest since:
1966
14th Wettest
Wettest since:
2018
May–Aug 2019
4-Month
21.67"
(550.42mm)
16.15"
(410.21mm)
5.52"
(140.21mm)
123rd Driest
Driest since:
1966
6th Wettest
Wettest since:
2018
Apr–Aug 2019
5-Month
26.20"
(665.48mm)
19.79"
(502.67mm)
6.41"
(162.81mm)
124th Driest
Driest since:
1966
5th Wettest
Wettest since:
2018
Mar–Aug 2019
6-Month
29.17"
(740.92mm)
23.29"
(591.57mm)
5.88"
(149.35mm)
120th Driest
Driest since:
1966
9th Wettest
Wettest since:
2011
Feb–Aug 2019
7-Month
32.62"
(828.55mm)
25.89"
(657.61mm)
6.73"
(170.94mm)
123rd Driest
Driest since:
1995
6th Wettest
Wettest since:
2018
Jan–Aug 2019
8-Month
36.89"
(937.01mm)
28.94"
(735.08mm)
7.95"
(201.93mm)
126th Driest
Driest since:
1963
3rd Wettest
Wettest since:
2018
Dec 2018–Aug 2019
9-Month
41.15"
(1,045.21mm)
32.03"
(813.56mm)
9.12"
(231.65mm)
125th Driest
Driest since:
1966
3rd Wettest
Wettest since:
2018
Nov 2018–Aug 2019
10-Month
47.21"
(1,199.13mm)
35.24"
(895.10mm)
11.97"
(304.03mm)
127th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2019
Oct 2018–Aug 2019
11-Month
51.49"
(1,307.85mm)
38.42"
(975.87mm)
13.07"
(331.98mm)
127th Driest
Driest since:
1925
1st Wettest
Wettest to Date
2019
Sep 2018–Aug 2019
12-Month
60.37"
(1,533.40mm)
41.98"
(1,066.29mm)
18.39"
(467.11mm)
127th Driest
Driest since:
1965
1st Wettest
Wettest to Date
2019
Mar 2018–Aug 2019
18-Month
92.25"
(2,343.15mm)
65.21"
(1,656.33mm)
27.04"
(686.82mm)
127th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2019
Sep 2017–Aug 2019
24-Month
112.67"
(2,861.82mm)
83.89"
(2,130.81mm)
28.78"
(731.01mm)
126th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2019
Sep 2016–Aug 2019
36-Month
160.51"
(4,076.95mm)
125.89"
(3,197.61mm)
34.62"
(879.34mm)
125th Driest
Driest since:
1966
1st Wettest
Wettest to Date
2019
Sep 2015–Aug 2019
48-Month
200.80"
(5,100.32mm)
167.87"
(4,263.90mm)
32.93"
(836.42mm)
123rd Driest
Driest since:
1966
2nd Wettest
Wettest to Date
2020
Sep 2014–Aug 2019
60-Month
240.65"
(6,112.51mm)
209.80"
(5,328.92mm)
30.85"
(783.59mm)
119th Driest
Driest since:
1966
5th Wettest
Wettest since:
2021

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