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 1911

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 1911
1-Month
1.91"
(48.51mm)
3.93"
(99.82mm)
-2.02"
(-51.31mm)
7th Driest Driest since: 1903 1964
119th Wettest Wettest since: 1910 1989
Apr–May 1911
2-Month
5.53"
(140.46mm)
7.57"
(192.28mm)
-2.04"
(-51.82mm)
16th Driest Driest since: 1905 1926
110th Wettest Wettest since: 1910 2011
Mar–May 1911
3-Month
8.26"
(209.80mm)
11.06"
(280.92mm)
-2.80"
(-71.12mm)
11th Driest Driest since: 1900 1926
115th Wettest Wettest since: 1910 2011
Feb–May 1911
4-Month
10.64"
(270.26mm)
13.66"
(346.96mm)
-3.02"
(-76.70mm)
10th Driest Driest since: 1895 1941
116th Wettest Wettest since: 1910 2011
Jan–May 1911
5-Month
14.24"
(361.70mm)
16.71"
(424.43mm)
-2.47"
(-62.73mm)
19th Driest Driest since: 1895 1941
107th Wettest Wettest since: 1910 2011
Dec 1910–May 1911
6-Month
16.88"
(428.75mm)
19.81"
(503.17mm)
-2.93"
(-74.42mm)
18th Driest Driest to Date 1941
107th Wettest Wettest since: 1910 2011
Ties: 1985
Nov 1910–May 1911
7-Month
19.46"
(494.28mm)
23.02"
(584.71mm)
-3.56"
(-90.43mm)
14th Driest Driest since: 1905 1934
111th Wettest Wettest since: 1910 1952
Oct 1910–May 1911
8-Month
21.44"
(544.58mm)
26.19"
(665.23mm)
-4.75"
(-120.65mm)
9th Driest Driest since: 1905 1925
116th Wettest Wettest since: 1910 2011
Sep 1910–May 1911
9-Month
26.13"
(663.70mm)
29.75"
(755.65mm)
-3.62"
(-91.95mm)
22nd Driest Driest since: 1905 1941
103rd Wettest Wettest since: 1910 2019
Aug 1910–May 1911
10-Month
28.61"
(726.69mm)
33.62"
(853.95mm)
-5.01"
(-127.26mm)
15th Driest Driest since: 1905 1931
110th Wettest Wettest since: 1910 2019
Jul 1910–May 1911
11-Month
31.10"
(789.94mm)
37.82"
(960.63mm)
-6.72"
(-170.69mm)
7th Driest Driest since: 1896 1931
118th Wettest Wettest since: 1910 2019
Jun 1910–May 1911
12-Month
35.18"
(893.57mm)
41.97"
(1,066.04mm)
-6.79"
(-172.47mm)
9th Driest Driest since: 1896 1931
116th Wettest Wettest since: 1910 2019
Dec 1909–May 1911
18-Month
56.73"
(1,440.94mm)
61.76"
(1,568.70mm)
-5.03"
(-127.76mm)
19th Driest Driest to Date 1931
105th Wettest Wettest since: 1910 2019
Jun 1909–May 1911
24-Month
71.49"
(1,815.85mm)
83.91"
(2,131.31mm)
-12.42"
(-315.46mm)
6th Driest Driest to Date 1931
118th Wettest Wettest since: 1910 2019
Jun 1908–May 1911
36-Month
108.19"
(2,748.03mm)
125.93"
(3,198.62mm)
-17.74"
(-450.59mm)
5th Driest Driest to Date 1965
118th Wettest Wettest since: 1910 2019
Jun 1907–May 1911
48-Month
159.35"
(4,047.49mm)
167.92"
(4,265.17mm)
-8.57"
(-217.68mm)
19th Driest Driest to Date 1966
103rd Wettest Wettest since: 1910 2019
Jun 1906–May 1911
60-Month
202.64"
(5,147.06mm)
209.84"
(5,329.94mm)
-7.20"
(-182.88mm)
23rd Driest Driest since: 1900 1967
98th Wettest Wettest since: 1910 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 17, 2019 from https://www.ncdc.noaa.gov/cag/