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 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
5.17"
(131.32mm)
3.93"
(99.82mm)
1.24"
(31.50mm)
100th Driest Driest since: 2021 1964
29th Wettest Wettest since: 2019 1989
Apr–May 2022
2-Month
9.47"
(240.54mm)
7.57"
(192.28mm)
1.90"
(48.26mm)
105th Driest Driest since: 2021 1926
24th Wettest Wettest since: 2019 2011
Mar–May 2022
3-Month
12.23"
(310.64mm)
11.06"
(280.92mm)
1.17"
(29.72mm)
88th Driest Driest since: 2021 1926
41st Wettest Wettest since: 2020 2011
Feb–May 2022
4-Month
16.54"
(420.12mm)
13.66"
(346.96mm)
2.88"
(73.16mm)
113th Driest Driest since: 2021 1941
16th Wettest Wettest since: 2019 2011
Jan–May 2022
5-Month
19.08"
(484.63mm)
16.71"
(424.43mm)
2.37"
(60.20mm)
105th Driest Driest since: 2021 1941
24th Wettest Wettest since: 2019 2011
Dec 2021–May 2022
6-Month
21.51"
(546.35mm)
19.81"
(503.17mm)
1.70"
(43.18mm)
89th Driest Driest since: 2021 1941
39th Wettest Wettest since: 2020 2011
Nov 2021–May 2022
7-Month
23.24"
(590.30mm)
23.02"
(584.71mm)
0.22"
(5.59mm)
70th Driest Driest since: 2021 1934
58th Wettest Wettest since: 2020 1952
Oct 2021–May 2022
8-Month
27.85"
(707.39mm)
26.19"
(665.23mm)
1.66"
(42.16mm)
84th Driest Driest since: 2021 1925
44th Wettest Wettest since: 2020 2011
Sep 2021–May 2022
9-Month
34.83"
(884.68mm)
29.75"
(755.65mm)
5.08"
(129.03mm)
109th Driest Driest since: 2021 1941
19th Wettest Wettest since: 2019 2019
Aug 2021–May 2022
10-Month
40.72"
(1,034.29mm)
33.62"
(853.95mm)
7.10"
(180.34mm)
120th Driest Driest since: 2021 1931
8th Wettest Wettest since: 2019 2019
Ties: 1994
Jul 2021–May 2022
11-Month
46.96"
(1,192.78mm)
37.82"
(960.63mm)
9.14"
(232.15mm)
122nd Driest Driest since: 2021 1931
6th Wettest Wettest since: 2019 2019
Jun 2021–May 2022
12-Month
50.50"
(1,282.70mm)
41.97"
(1,066.04mm)
8.53"
(216.66mm)
119th Driest Driest since: 2021 1931
9th Wettest Wettest since: 2019 2019
Dec 2020–May 2022
18-Month
69.64"
(1,768.86mm)
61.76"
(1,568.70mm)
7.88"
(200.16mm)
110th Driest Driest since: 2021 1931
17th Wettest Wettest since: 2020 2019
Jun 2020–May 2022
24-Month
89.81"
(2,281.17mm)
83.91"
(2,131.31mm)
5.90"
(149.86mm)
100th Driest Driest since: 2021 1931
27th Wettest Wettest since: 2020 2019
Jun 2019–May 2022
36-Month
137.50"
(3,492.50mm)
125.93"
(3,198.62mm)
11.57"
(293.88mm)
105th Driest Driest since: 2018 1965
21st Wettest Wettest since: 2021 2020
Jun 2018–May 2022
48-Month
201.83"
(5,126.48mm)
167.92"
(4,265.17mm)
33.91"
(861.31mm)
123rd Driest Driest since: 2021 1966
2nd Wettest Wettest since: 2020 2020
Jun 2017–May 2022
60-Month
249.62"
(6,340.35mm)
209.84"
(5,329.94mm)
39.78"
(1,010.41mm)
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, published August 2022, retrieved on August 18, 2022 from https://www.ncei.noaa.gov/cag/