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 2010

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 2010
1-Month
3.11"
(78.99mm)
3.87"
(98.30mm)
-0.76"
(-19.31mm)
36th Driest
Driest since:
1930
93rd Wettest
Wettest since:
1955
Jul–Aug 2010
2-Month
7.75"
(196.85mm)
8.05"
(204.47mm)
-0.30"
(-7.62mm)
51st Driest
Driest since:
1930
78th Wettest
Wettest since:
2018
Jun–Aug 2010
3-Month
11.38"
(289.05mm)
12.22"
(310.39mm)
-0.84"
(-21.34mm)
44th Driest
Driest since:
1966
85th Wettest
Wettest since:
2018
May–Aug 2010
4-Month
15.40"
(391.16mm)
16.15"
(410.21mm)
-0.75"
(-19.05mm)
46th Driest
Driest since:
1966
83rd Wettest
Wettest since:
2018
Apr–Aug 2010
5-Month
17.71"
(449.83mm)
19.79"
(502.67mm)
-2.08"
(-52.84mm)
30th Driest
Driest since:
1966
99th Wettest
Wettest since:
2018
Mar–Aug 2010
6-Month
21.28"
(540.51mm)
23.29"
(591.57mm)
-2.01"
(-51.06mm)
31st Driest
Driest since:
1966
98th Wettest
Wettest since:
2011
Feb–Aug 2010
7-Month
23.94"
(608.08mm)
25.89"
(657.61mm)
-1.95"
(-49.53mm)
33rd Driest
Driest since:
1995
96th Wettest
Wettest since:
2018
Jan–Aug 2010
8-Month
27.02"
(686.31mm)
28.94"
(735.08mm)
-1.92"
(-48.77mm)
34th Driest
Driest since:
1963
95th Wettest
Wettest since:
2018
Dec 2009–Aug 2010
9-Month
31.41"
(797.81mm)
32.03"
(813.56mm)
-0.62"
(-15.75mm)
53rd Driest
Driest since:
1966
75th Wettest
Wettest since:
2018
Nov 2009–Aug 2010
10-Month
33.02"
(838.71mm)
35.24"
(895.10mm)
-2.22"
(-56.39mm)
38th Driest
Driest since:
1966
90th Wettest
Wettest since:
2019
Oct 2009–Aug 2010
11-Month
37.79"
(959.87mm)
38.42"
(975.87mm)
-0.63"
(-16.00mm)
51st Driest
Driest since:
1925
77th Wettest
Wettest since:
2019
Sep 2009–Aug 2010
12-Month
40.57"
(1,030.48mm)
41.98"
(1,066.29mm)
-1.41"
(-35.81mm)
44th Driest
Driest since:
1965
84th Wettest
Wettest since:
2019
Mar 2009–Aug 2010
18-Month
65.81"
(1,671.57mm)
65.21"
(1,656.33mm)
0.60"
(15.24mm)
65th Driest
Driest since:
1966
63rd Wettest
Wettest since:
2019
Ties: 1927
Sep 2008–Aug 2010
24-Month
84.53"
(2,147.06mm)
83.89"
(2,130.81mm)
0.64"
(16.25mm)
65th Driest
Driest since:
1966
62nd Wettest
Wettest since:
2019
Sep 2007–Aug 2010
36-Month
130.53"
(3,315.46mm)
125.89"
(3,197.61mm)
4.64"
(117.85mm)
81st Driest
Driest since:
1966
45th Wettest
Wettest since:
2019
Sep 2006–Aug 2010
48-Month
176.29"
(4,477.77mm)
167.87"
(4,263.90mm)
8.42"
(213.87mm)
91st Driest
Driest since:
1966
34th Wettest
Wettest since:
2020
Sep 2005–Aug 2010
60-Month
222.37"
(5,648.20mm)
209.80"
(5,328.92mm)
12.57"
(319.28mm)
98th Driest
Driest since:
1966
26th Wettest
Wettest since:
2021

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