Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2019. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, May 2007

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 2007
1-Month
1.96"
(49.78mm)
3.93"
(99.82mm)
-1.97"
(-50.04mm)
8th Driest Driest since: 1993 1964
118th Wettest Wettest since: 2006 1989
Apr–May 2007
2-Month
6.27"
(159.26mm)
7.57"
(192.28mm)
-1.30"
(-33.02mm)
35th Driest Driest since: 2005 1926
91st Wettest Wettest since: 2006 2011
Mar–May 2007
3-Month
10.28"
(261.11mm)
11.06"
(280.92mm)
-0.78"
(-19.81mm)
52nd Driest Driest since: 2006 1926
74th Wettest Wettest since: 2004 2011
Feb–May 2007
4-Month
12.52"
(318.01mm)
13.66"
(346.96mm)
-1.14"
(-28.95mm)
44th Driest Driest since: 2006 1941
82nd Wettest Wettest since: 2004 2011
Jan–May 2007
5-Month
16.31"
(414.27mm)
16.71"
(424.43mm)
-0.40"
(-10.16mm)
55th Driest Driest since: 2006 1941
71st Wettest Wettest since: 2005 2011
Dec 2006–May 2007
6-Month
18.62"
(472.95mm)
19.81"
(503.17mm)
-1.19"
(-30.22mm)
45th Driest Driest since: 2006 1941
80th Wettest Wettest since: 2005 2011
Nov 2006–May 2007
7-Month
22.46"
(570.48mm)
23.02"
(584.71mm)
-0.56"
(-14.23mm)
57th Driest Driest since: 2006 1934
68th Wettest Wettest since: 2005 1952
Oct 2006–May 2007
8-Month
27.81"
(706.37mm)
26.19"
(665.23mm)
1.62"
(41.14mm)
82nd Driest Driest since: 2006 1925
43rd Wettest Wettest since: 2004 2011
Sep 2006–May 2007
9-Month
32.87"
(834.90mm)
29.75"
(755.65mm)
3.12"
(79.25mm)
91st Driest Driest since: 2006 1941
34th Wettest Wettest since: 2005 2019
Aug 2006–May 2007
10-Month
36.81"
(934.97mm)
33.62"
(853.95mm)
3.19"
(81.02mm)
92nd Driest Driest since: 2006 1931
33rd Wettest Wettest since: 2005 2019
Jul 2006–May 2007
11-Month
41.89"
(1,064.01mm)
37.82"
(960.63mm)
4.07"
(103.38mm)
99th Driest Driest since: 2006 1931
26th Wettest Wettest since: 2005 2019
Jun 2006–May 2007
12-Month
49.56"
(1,258.82mm)
41.97"
(1,066.04mm)
7.59"
(192.78mm)
115th Driest Driest since: 2006 1931
10th Wettest Wettest since: 2005 2019
Dec 2005–May 2007
18-Month
66.28"
(1,683.51mm)
61.76"
(1,568.70mm)
4.52"
(114.81mm)
94th Driest Driest since: 2006 1931
30th Wettest Wettest since: 2005 2019
Jun 2005–May 2007
24-Month
89.48"
(2,272.79mm)
83.91"
(2,131.31mm)
5.57"
(141.48mm)
96th Driest Driest since: 2003 1931
28th Wettest Wettest since: 2006 2019
Jun 2004–May 2007
36-Month
142.05"
(3,608.07mm)
125.93"
(3,198.62mm)
16.12"
(409.45mm)
117th Driest Driest since: 2004 1965
6th Wettest Wettest since: 2006 2019
Jun 2003–May 2007
48-Month
197.84"
(5,025.14mm)
167.92"
(4,265.17mm)
29.92"
(759.97mm)
120th Driest Driest since: 2006 1966
2nd Wettest Wettest to Date 2019
Jun 2002–May 2007
60-Month
240.71"
(6,114.03mm)
209.84"
(5,329.94mm)
30.87"
(784.09mm)
119th Driest Driest since: 2006 1967
2nd Wettest Wettest to Date 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2019, retrieved on August 23, 2019 from https://www.ncdc.noaa.gov/cag/