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, March 2015

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Wettest/Driest
Since
Record
March 2015
1-Month
3.19"
(81.03mm)
3.49"
(88.65mm)
-0.30"
(-7.62mm)
58th Driest
Driest since:
1910
72nd Wettest
Wettest since:
1936
Feb–Mar 2015
2-Month
4.71"
(119.63mm)
6.09"
(154.69mm)
-1.38"
(-35.06mm)
21st Driest
Driest since:
1969
109th Wettest
Wettest since:
2008
Jan–Mar 2015
3-Month
7.15"
(181.61mm)
9.14"
(232.16mm)
-1.99"
(-50.55mm)
14th Driest
Driest since:
1969
116th Wettest
Wettest since:
1936
Ties: 1943
Dec 2014–Mar 2015
4-Month
10.11"
(256.79mm)
12.24"
(310.90mm)
-2.13"
(-54.11mm)
21st Driest
Driest since:
1969
108th Wettest
Wettest since:
1903
Nov 2014–Mar 2015
5-Month
12.55"
(318.77mm)
15.45"
(392.43mm)
-2.90"
(-73.66mm)
13th Driest
Driest since:
1931
116th Wettest
Wettest since:
1951
Oct 2014–Mar 2015
6-Month
16.28"
(413.51mm)
18.62"
(472.95mm)
-2.34"
(-59.44mm)
26th Driest
Driest since:
1931
103rd Wettest
Wettest since:
2008
Ties: 1935
Sep 2014–Mar 2015
7-Month
18.16"
(461.26mm)
22.18"
(563.37mm)
-4.02"
(-102.11mm)
7th Driest
Driest since:
1931
122nd Wettest
Wettest since:
2019
Ties: 1934
Aug 2014–Mar 2015
8-Month
22.44"
(569.98mm)
26.05"
(661.67mm)
-3.61"
(-91.69mm)
18th Driest
Driest since:
1931
111th Wettest
Wettest since:
2019
Jul 2014–Mar 2015
9-Month
26.97"
(685.04mm)
30.25"
(768.35mm)
-3.28"
(-83.31mm)
28th Driest
Driest since:
1931
101st Wettest
Wettest since:
2019
Jun 2014–Mar 2015
10-Month
32.28"
(819.91mm)
34.40"
(873.76mm)
-2.12"
(-53.85mm)
37th Driest
Driest since:
1931
92nd Wettest
Wettest since:
2019
May 2014–Mar 2015
11-Month
37.57"
(954.28mm)
38.31"
(973.07mm)
-0.74"
(-18.79mm)
52nd Driest
Driest since:
1931
77th Wettest
Wettest since:
2019
Apr 2014–Mar 2015
12-Month
41.42"
(1,052.07mm)
41.93"
(1,065.02mm)
-0.51"
(-12.95mm)
55th Driest
Driest since:
1931
74th Wettest
Wettest since:
2019
Oct 2013–Mar 2015
18-Month
60.64"
(1,540.26mm)
60.56"
(1,538.22mm)
0.08"
(2.04mm)
60th Driest
Driest since:
1931
68th Wettest
Wettest since:
2019
Apr 2013–Mar 2015
24-Month
84.31"
(2,141.47mm)
83.86"
(2,130.04mm)
0.45"
(11.43mm)
58th Driest
Driest since:
1967
70th Wettest
Wettest since:
2020
Apr 2012–Mar 2015
36-Month
127.14"
(3,229.36mm)
125.85"
(3,196.59mm)
1.29"
(32.77mm)
61st Driest
Driest since:
1966
66th Wettest
Wettest since:
2020
Apr 2011–Mar 2015
48-Month
184.47"
(4,685.54mm)
167.87"
(4,263.90mm)
16.60"
(421.64mm)
111th Driest
Driest since:
1967
15th Wettest
Wettest since:
2020
Apr 2010–Mar 2015
60-Month
228.89"
(5,813.81mm)
209.74"
(5,327.40mm)
19.15"
(486.41mm)
107th Driest
Driest since:
1967
18th Wettest
Wettest since:
2022

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