Pennsylvania September 2017 Precipitation Rankings
1901-2000
Inches
1
2.06
3.59
-1.53
20
110
1943
2011
2014
2016
bottom-third
1919
2
5.90
7.45
-1.55
31
99
1943
2011
2005
2016
bottom-third
3
12.04
11.64
0.40
75
55
1930
2018
2016
2012
normal
4
16.66
15.81
0.85
78
52
1930
2018
2016
2015
normal
2012
5
22.61
19.74
2.87
103
27
1930
2018
2016
2011
top-third
6
26.93
23.38
3.55
110
20
1930
2018
2016
2011
top-third
7
30.91
26.87
4.04
110
20
1930
2011
2016
2011
top-third
8
33.11
29.47
3.64
106
24
1995
2011
2016
2011
top-third
9
36.93
32.52
4.41
112
18
1930
2018
2016
2011
top-third
10
40.55
35.62
4.93
108
21
1963
2011
2016
2011
top-third
11
42.04
38.83
3.21
95
34
1963
2011
2016
2011
top-third
12
46.35
42.00
4.35
100
29
1925
2011
2016
2011
top-third
18
67.64
65.31
2.33
81
48
1966
2019
2016
2014
normal
24
85.87
83.94
1.93
70
58
1966
2019
2016
2015
normal
36
128.16
125.94
2.22
71
56
1965
2019
2016
2015
normal
48
172.52
167.94
4.58
78
48
1966
2021
2016
2015
normal
60
215.11
209.89
5.22
73
52
1966
2021
2016
2015
normal