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 May 2021. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, May 2019

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
May 2019
1-Month
6.52"
(165.61mm)
3.93"
(99.82mm)
2.59"
(65.79mm)
123rd Driest Driest since: 2018 1964
5th Wettest Wettest since: 1989 1989
Apr–May 2019
2-Month
11.05"
(280.67mm)
7.57"
(192.28mm)
3.48"
(88.39mm)
122nd Driest Driest since: 2018 1926
6th Wettest Wettest since: 2011 2011
Mar–May 2019
3-Month
14.02"
(356.11mm)
11.06"
(280.92mm)
2.96"
(75.19mm)
115th Driest Driest since: 2018 1926
13th Wettest Wettest since: 2017 2011
Feb–May 2019
4-Month
17.47"
(443.74mm)
13.66"
(346.96mm)
3.81"
(96.78mm)
117th Driest Driest since: 2017 1941
11th Wettest Wettest since: 2018 2011
Jan–May 2019
5-Month
21.74"
(552.20mm)
16.71"
(424.43mm)
5.03"
(127.77mm)
123rd Driest Driest since: 2018 1941
5th Wettest Wettest since: 2011 2011
Dec 2018–May 2019
6-Month
26.00"
(660.40mm)
19.81"
(503.17mm)
6.19"
(157.23mm)
123rd Driest Driest since: 2018 1941
4th Wettest Wettest since: 2011 2011
Nov 2018–May 2019
7-Month
32.06"
(814.32mm)
23.02"
(584.71mm)
9.04"
(229.61mm)
125th Driest Driest since: 2018 1934
2nd Wettest Wettest since: 1952 1952
Oct 2018–May 2019
8-Month
36.34"
(923.04mm)
26.19"
(665.23mm)
10.15"
(257.81mm)
125th Driest Driest since: 2018 1925
2nd Wettest Wettest since: 2011 2011
Sep 2018–May 2019
9-Month
45.22"
(1,148.59mm)
29.75"
(755.65mm)
15.47"
(392.94mm)
126th Driest Driest since: 2018 1941
1st Wettest Wettest to Date 2019
Aug 2018–May 2019
10-Month
51.48"
(1,307.59mm)
33.62"
(853.95mm)
17.86"
(453.64mm)
126th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jul 2018–May 2019
11-Month
59.01"
(1,498.85mm)
37.82"
(960.63mm)
21.19"
(538.22mm)
126th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2018–May 2019
12-Month
64.33"
(1,633.98mm)
41.97"
(1,066.04mm)
22.36"
(567.94mm)
126th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Dec 2017–May 2019
18-Month
87.48"
(2,221.99mm)
61.76"
(1,568.70mm)
25.72"
(653.29mm)
125th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2017–May 2019
24-Month
112.12"
(2,847.85mm)
83.91"
(2,131.31mm)
28.21"
(716.54mm)
125th Driest Driest since: 2018 1931
1st Wettest Wettest to Date 2019
Jun 2016–May 2019
36-Month
156.59"
(3,977.39mm)
125.93"
(3,198.62mm)
30.66"
(778.77mm)
123rd Driest Driest since: 2018 1965
2nd Wettest Wettest to Date 2020
Jun 2015–May 2019
48-Month
200.91"
(5,103.11mm)
167.92"
(4,265.17mm)
32.99"
(837.94mm)
122nd Driest Driest since: 2018 1966
2nd Wettest Wettest to Date 2020
Jun 2014–May 2019
60-Month
239.62"
(6,086.35mm)
209.84"
(5,329.94mm)
29.78"
(756.41mm)
118th Driest Driest since: 2018 1967
5th Wettest Wettest since: 2008 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2021, retrieved on June 14, 2021 from https://www.ncdc.noaa.gov/cag/