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


Pennsylvania

Precipitation Rankings, May 1973

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1973
1-Month
4.81"
(122.17mm)
3.93"
(99.82mm)
0.88"
(22.35mm)
89th Driest Driest since: 1972 1964
37th Wettest Wettest since: 1968 1989
Apr–May 1973
2-Month
10.02"
(254.51mm)
7.57"
(192.28mm)
2.45"
(62.23mm)
109th Driest Driest since: 1972 1926
17th Wettest Wettest since: 1953 2011
Mar–May 1973
3-Month
13.05"
(331.47mm)
11.06"
(280.92mm)
1.99"
(50.55mm)
104th Driest Driest since: 1972 1926
22nd Wettest Wettest since: 1967 2011
Feb–May 1973
4-Month
15.51"
(393.95mm)
13.66"
(346.96mm)
1.85"
(46.99mm)
100th Driest Driest since: 1971 1941
26th Wettest Wettest since: 1972 2011
Jan–May 1973
5-Month
18.24"
(463.30mm)
16.71"
(424.43mm)
1.53"
(38.87mm)
91st Driest Driest since: 1971 1941
35th Wettest Wettest since: 1972 2011
Dec 1972–May 1973
6-Month
23.10"
(586.74mm)
19.81"
(503.17mm)
3.29"
(83.57mm)
109th Driest Driest since: 1972 1941
16th Wettest Wettest since: 1953 2011
Nov 1972–May 1973
7-Month
29.49"
(749.05mm)
23.02"
(584.71mm)
6.47"
(164.34mm)
117th Driest Driest since: 1972 1934
8th Wettest Wettest since: 1953 1952
Oct 1972–May 1973
8-Month
32.19"
(817.63mm)
26.19"
(665.23mm)
6.00"
(152.40mm)
117th Driest Driest since: 1972 1925
8th Wettest Wettest since: 1952 2011
Sep 1972–May 1973
9-Month
35.17"
(893.32mm)
29.75"
(755.65mm)
5.42"
(137.67mm)
111th Driest Driest since: 1972 1941
14th Wettest Wettest since: 1952 2019
Aug 1972–May 1973
10-Month
37.45"
(951.23mm)
33.62"
(853.95mm)
3.83"
(97.28mm)
97th Driest Driest since: 1972 1931
28th Wettest Wettest since: 1956 2019
Jul 1972–May 1973
11-Month
40.95"
(1,040.13mm)
37.82"
(960.63mm)
3.13"
(79.50mm)
90th Driest Driest since: 1971 1931
35th Wettest Wettest since: 1972 2019
Jun 1972–May 1973
12-Month
52.17"
(1,325.12mm)
41.97"
(1,066.04mm)
10.20"
(259.08mm)
121st Driest Driest since: 1972 1931
4th Wettest Wettest to Date 2019
Dec 1971–May 1973
18-Month
74.05"
(1,880.87mm)
61.76"
(1,568.70mm)
12.29"
(312.17mm)
119th Driest Driest since: 1972 1931
5th Wettest Wettest to Date 2019
Jun 1971–May 1973
24-Month
96.46"
(2,450.08mm)
83.91"
(2,131.31mm)
12.55"
(318.77mm)
117th Driest Driest since: 1972 1931
7th Wettest Wettest to Date 2019
Jun 1970–May 1973
36-Month
140.91"
(3,579.11mm)
125.93"
(3,198.62mm)
14.98"
(380.49mm)
113th Driest Driest since: 1972 1965
10th Wettest Wettest since: 1953 2019
Jun 1969–May 1973
48-Month
182.63"
(4,638.80mm)
167.92"
(4,265.17mm)
14.71"
(373.63mm)
106th Driest Driest since: 1972 1966
16th Wettest Wettest to Date 2019
Jun 1968–May 1973
60-Month
216.82"
(5,507.23mm)
209.84"
(5,329.94mm)
6.98"
(177.29mm)
84th Driest Driest since: 1972 1967
37th Wettest Wettest since: 1953 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/