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 August 2019. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, July 2009

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
July 2009
1-Month
4.97"
(126.24mm)
4.19"
(106.43mm)
0.78"
(19.81mm)
88th Driest Driest since: 2008 1909
38th Wettest Wettest since: 2006 2018
Jun–Jul 2009
2-Month
9.88"
(250.95mm)
8.36"
(212.34mm)
1.52"
(38.61mm)
97th Driest Driest since: 2008 1966
29th Wettest Wettest since: 2006 1972
May–Jul 2009
3-Month
14.90"
(378.46mm)
12.28"
(311.91mm)
2.62"
(66.55mm)
107th Driest Driest since: 2008 1966
19th Wettest Wettest since: 2006 1989
Apr–Jul 2009
4-Month
18.15"
(461.01mm)
15.93"
(404.62mm)
2.22"
(56.39mm)
100th Driest Driest since: 2008 1965
26th Wettest Wettest since: 2006 1972
Mar–Jul 2009
5-Month
20.26"
(514.60mm)
19.42"
(493.27mm)
0.84"
(21.33mm)
71st Driest Driest since: 2007 1966
55th Wettest Wettest since: 2008 1972
Feb–Jul 2009
6-Month
21.56"
(547.62mm)
22.02"
(559.31mm)
-0.46"
(-11.69mm)
53rd Driest Driest since: 2007 1965
73rd Wettest Wettest since: 2008 2018
Jan–Jul 2009
7-Month
24.24"
(615.70mm)
25.07"
(636.78mm)
-0.83"
(-21.08mm)
45th Driest Driest since: 2007 1991
81st Wettest Wettest since: 2008 2018
Dec 2008–Jul 2009
8-Month
29.81"
(757.17mm)
28.17"
(715.52mm)
1.64"
(41.65mm)
87th Driest Driest since: 2007 1966
38th Wettest Wettest since: 2008 2019
Ties: 1913
Nov 2008–Jul 2009
9-Month
32.11"
(815.59mm)
31.37"
(796.80mm)
0.74"
(18.79mm)
73rd Driest Driest since: 2007 1966
52nd Wettest Wettest since: 2008 2019
Oct 2008–Jul 2009
10-Month
34.82"
(884.43mm)
34.55"
(877.57mm)
0.27"
(6.86mm)
65th Driest Driest since: 2005 1934
60th Wettest Wettest since: 2008 2019
Sep 2008–Jul 2009
11-Month
38.98"
(990.09mm)
38.11"
(967.99mm)
0.87"
(22.10mm)
72nd Driest Driest since: 2002 1965
53rd Wettest Wettest since: 2008 2019
Aug 2008–Jul 2009
12-Month
41.58"
(1,056.13mm)
41.98"
(1,066.29mm)
-0.40"
(-10.16mm)
57th Driest Driest since: 2002 1965
68th Wettest Wettest since: 2008 2019
Feb 2008–Jul 2009
18-Month
68.03"
(1,727.96mm)
63.96"
(1,624.58mm)
4.07"
(103.38mm)
95th Driest Driest since: 2007 1966
30th Wettest Wettest since: 2008 2019
Aug 2007–Jul 2009
24-Month
90.77"
(2,305.56mm)
83.89"
(2,130.81mm)
6.88"
(174.75mm)
99th Driest Driest since: 2007 1966
25th Wettest Wettest since: 2008 2019
Aug 2006–Jul 2009
36-Month
134.68"
(3,420.87mm)
125.92"
(3,198.37mm)
8.76"
(222.50mm)
95th Driest Driest since: 2003 1966
28th Wettest Wettest since: 2008 2019
Aug 2005–Jul 2009
48-Month
180.33"
(4,580.38mm)
167.89"
(4,264.41mm)
12.44"
(315.97mm)
101st Driest Driest since: 2004 1966
21st Wettest Wettest since: 2008 2019
Aug 2004–Jul 2009
60-Month
228.42"
(5,801.87mm)
209.81"
(5,329.17mm)
18.61"
(472.70mm)
109th Driest Driest since: 2005 1966
12th Wettest Wettest since: 2008 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/