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 2022. For more information, please see Climatological Rankings.


Pennsylvania

Precipitation Rankings, May 2022

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2022
1-Month
5.15"
(130.81mm)
3.93"
(99.82mm)
1.22"
(30.99mm)
100th Driest Driest since: 2021 1964
29th Wettest Wettest since: 2019 1989
Apr–May 2022
2-Month
9.45"
(240.03mm)
7.57"
(192.28mm)
1.88"
(47.75mm)
105th Driest Driest since: 2021 1926
24th Wettest Wettest since: 2019 2011
Mar–May 2022
3-Month
12.20"
(309.88mm)
11.06"
(280.92mm)
1.14"
(28.96mm)
88th Driest Driest since: 2021 1926
41st Wettest Wettest since: 2020 2011
Feb–May 2022
4-Month
16.51"
(419.35mm)
13.66"
(346.96mm)
2.85"
(72.39mm)
113th Driest Driest since: 2021 1941
16th Wettest Wettest since: 2019 2011
Jan–May 2022
5-Month
19.05"
(483.87mm)
16.71"
(424.43mm)
2.34"
(59.44mm)
105th Driest Driest since: 2021 1941
24th Wettest Wettest since: 2019 2011
Dec 2021–May 2022
6-Month
21.48"
(545.59mm)
19.81"
(503.17mm)
1.67"
(42.42mm)
88th Driest Driest since: 2021 1941
40th Wettest Wettest since: 2020 2011
Nov 2021–May 2022
7-Month
23.21"
(589.53mm)
23.02"
(584.71mm)
0.19"
(4.82mm)
70th Driest Driest since: 2021 1934
58th Wettest Wettest since: 2020 1952
Oct 2021–May 2022
8-Month
27.82"
(706.63mm)
26.19"
(665.23mm)
1.63"
(41.40mm)
84th Driest Driest since: 2021 1925
44th Wettest Wettest since: 2020 2011
Sep 2021–May 2022
9-Month
34.80"
(883.92mm)
29.75"
(755.65mm)
5.05"
(128.27mm)
109th Driest Driest since: 2021 1941
19th Wettest Wettest since: 2019 2019
Aug 2021–May 2022
10-Month
40.69"
(1,033.53mm)
33.62"
(853.95mm)
7.07"
(179.58mm)
119th Driest Driest since: 2021 1931
9th Wettest Wettest since: 2019 2019
Jul 2021–May 2022
11-Month
46.93"
(1,192.02mm)
37.82"
(960.63mm)
9.11"
(231.39mm)
122nd Driest Driest since: 2021 1931
6th Wettest Wettest since: 2019 2019
Jun 2021–May 2022
12-Month
50.47"
(1,281.94mm)
41.97"
(1,066.04mm)
8.50"
(215.90mm)
119th Driest Driest since: 2021 1931
9th Wettest Wettest since: 2019 2019
Dec 2020–May 2022
18-Month
69.61"
(1,768.09mm)
61.76"
(1,568.70mm)
7.85"
(199.39mm)
110th Driest Driest since: 2021 1931
17th Wettest Wettest since: 2020 2019
Jun 2020–May 2022
24-Month
89.78"
(2,280.41mm)
83.91"
(2,131.31mm)
5.87"
(149.10mm)
100th Driest Driest since: 2021 1931
27th Wettest Wettest since: 2020 2019
Jun 2019–May 2022
36-Month
137.47"
(3,491.74mm)
125.93"
(3,198.62mm)
11.54"
(293.12mm)
105th Driest Driest since: 2018 1965
21st Wettest Wettest since: 2021 2020
Jun 2018–May 2022
48-Month
201.80"
(5,125.72mm)
167.92"
(4,265.17mm)
33.88"
(860.55mm)
123rd Driest Driest since: 2021 1966
2nd Wettest Wettest since: 2020 2020
Jun 2017–May 2022
60-Month
249.59"
(6,339.59mm)
209.84"
(5,329.94mm)
39.75"
(1,009.65mm)
123rd Driest Driest since: 2021 1967
1st Wettest Wettest to Date 2022

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on October 1, 2022 from https://www.ncdc.noaa.gov/cag/