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 1917

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 1917
1-Month
3.71"
(94.23mm)
3.93"
(99.82mm)
-0.22"
(-5.59mm)
58th Driest Driest since: 1916 1964
68th Wettest Wettest since: 1915 1989
Apr–May 1917
2-Month
5.72"
(145.29mm)
7.57"
(192.28mm)
-1.85"
(-46.99mm)
18th Driest Driest since: 1911 1926
108th Wettest Wettest since: 1916 2011
Ties: 1907
Mar–May 1917
3-Month
9.37"
(238.00mm)
11.06"
(280.92mm)
-1.69"
(-42.92mm)
30th Driest Driest since: 1915 1926
96th Wettest Wettest since: 1916 2011
Feb–May 1917
4-Month
10.90"
(276.86mm)
13.66"
(346.96mm)
-2.76"
(-70.10mm)
15th Driest Driest since: 1915 1941
111th Wettest Wettest since: 1916 2011
Jan–May 1917
5-Month
14.40"
(365.76mm)
16.71"
(424.43mm)
-2.31"
(-58.67mm)
25th Driest Driest since: 1911 1941
101st Wettest Wettest since: 1916 2011
Dec 1916–May 1917
6-Month
17.31"
(439.67mm)
19.81"
(503.17mm)
-2.50"
(-63.50mm)
24th Driest Driest since: 1911 1941
101st Wettest Wettest since: 1916 2011
Nov 1916–May 1917
7-Month
19.52"
(495.81mm)
23.02"
(584.71mm)
-3.50"
(-88.90mm)
16th Driest Driest since: 1911 1934
109th Wettest Wettest since: 1916 1952
Oct 1916–May 1917
8-Month
21.74"
(552.20mm)
26.19"
(665.23mm)
-4.45"
(-113.03mm)
11th Driest Driest since: 1911 1925
114th Wettest Wettest since: 1916 2011
Sep 1916–May 1917
9-Month
25.82"
(655.83mm)
29.75"
(755.65mm)
-3.93"
(-99.82mm)
19th Driest Driest since: 1905 1941
106th Wettest Wettest since: 1916 2019
Aug 1916–May 1917
10-Month
28.25"
(717.55mm)
33.62"
(853.95mm)
-5.37"
(-136.40mm)
9th Driest Driest since: 1896 1931
116th Wettest Wettest since: 1916 2019
Jul 1916–May 1917
11-Month
32.41"
(823.21mm)
37.82"
(960.63mm)
-5.41"
(-137.42mm)
15th Driest Driest since: 1911 1931
110th Wettest Wettest since: 1916 2019
Jun 1916–May 1917
12-Month
39.18"
(995.17mm)
41.97"
(1,066.04mm)
-2.79"
(-70.87mm)
32nd Driest Driest since: 1915 1931
93rd Wettest Wettest since: 1916 2019
Dec 1915–May 1917
18-Month
60.44"
(1,535.18mm)
61.76"
(1,568.70mm)
-1.32"
(-33.52mm)
48th Driest Driest since: 1915 1931
76th Wettest Wettest since: 1916 2019
Jun 1915–May 1917
24-Month
84.12"
(2,136.65mm)
83.91"
(2,131.31mm)
0.21"
(5.34mm)
56th Driest Driest since: 1916 1931
68th Wettest Wettest since: 1914 2019
Jun 1914–May 1917
36-Month
121.80"
(3,093.72mm)
125.93"
(3,198.62mm)
-4.13"
(-104.90mm)
32nd Driest Driest since: 1912 1965
91st Wettest Wettest since: 1916 2019
Jun 1913–May 1917
48-Month
162.59"
(4,129.79mm)
167.92"
(4,265.17mm)
-5.33"
(-135.38mm)
27th Driest Driest since: 1912 1966
95th Wettest Wettest since: 1916 2019
Jun 1912–May 1917
60-Month
209.81"
(5,329.17mm)
209.84"
(5,329.94mm)
-0.03"
(-0.77mm)
51st Driest Driest since: 1915 1967
70th Wettest Wettest since: 1916 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/