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


Pennsylvania

Precipitation Rankings, May 1964

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1964
1-Month
1.55"
(39.37mm)
3.93"
(99.82mm)
-2.38"
(-60.45mm)
1st Driest Driest to Date 1964
125th Wettest Wettest since: 1963 1989
Apr–May 1964
2-Month
7.20"
(182.88mm)
7.57"
(192.28mm)
-0.37"
(-9.40mm)
56th Driest Driest since: 1963 1926
70th Wettest Wettest since: 1961 2011
Mar–May 1964
3-Month
11.15"
(283.21mm)
11.06"
(280.92mm)
0.09"
(2.29mm)
72nd Driest Driest since: 1963 1926
54th Wettest Wettest since: 1961 2011
Feb–May 1964
4-Month
13.67"
(347.22mm)
13.66"
(346.96mm)
0.01"
(0.26mm)
61st Driest Driest since: 1963 1941
65th Wettest Wettest since: 1961 2011
Jan–May 1964
5-Month
17.26"
(438.40mm)
16.71"
(424.43mm)
0.55"
(13.97mm)
73rd Driest Driest since: 1963 1941
53rd Wettest Wettest since: 1961 2011
Ties: 1914
Dec 1963–May 1964
6-Month
19.37"
(492.00mm)
19.81"
(503.17mm)
-0.44"
(-11.17mm)
55th Driest Driest since: 1963 1941
70th Wettest Wettest since: 1961 2011
Nov 1963–May 1964
7-Month
24.71"
(627.63mm)
23.02"
(584.71mm)
1.69"
(42.92mm)
87th Driest Driest since: 1963 1934
38th Wettest Wettest since: 1960 1952
Ties: 2014
Oct 1963–May 1964
8-Month
24.93"
(633.22mm)
26.19"
(665.23mm)
-1.26"
(-32.01mm)
40th Driest Driest since: 1963 1925
85th Wettest Wettest since: 1960 2011
Sep 1963–May 1964
9-Month
27.63"
(701.80mm)
29.75"
(755.65mm)
-2.12"
(-53.85mm)
33rd Driest Driest since: 1963 1941
92nd Wettest Wettest since: 1961 2019
Aug 1963–May 1964
10-Month
30.30"
(769.62mm)
33.62"
(853.95mm)
-3.32"
(-84.33mm)
26th Driest Driest since: 1963 1931
99th Wettest Wettest since: 1961 2019
Jul 1963–May 1964
11-Month
33.64"
(854.46mm)
37.82"
(960.63mm)
-4.18"
(-106.17mm)
21st Driest Driest since: 1963 1931
104th Wettest Wettest since: 1962 2019
Jun 1963–May 1964
12-Month
36.58"
(929.13mm)
41.97"
(1,066.04mm)
-5.39"
(-136.91mm)
15th Driest Driest since: 1963 1931
110th Wettest Wettest since: 1962 2019
Dec 1962–May 1964
18-Month
51.79"
(1,315.47mm)
61.76"
(1,568.70mm)
-9.97"
(-253.23mm)
2nd Driest Driest since: 1931 1931
122nd Wettest Wettest since: 1963 2019
Jun 1962–May 1964
24-Month
71.36"
(1,812.54mm)
83.91"
(2,131.31mm)
-12.55"
(-318.77mm)
5th Driest Driest since: 1932 1931
119th Wettest Wettest since: 1963 2019
Jun 1961–May 1964
36-Month
109.35"
(2,777.49mm)
125.93"
(3,198.62mm)
-16.58"
(-421.13mm)
6th Driest Driest since: 1932 1965
117th Wettest Wettest since: 1963 2019
Jun 1960–May 1964
48-Month
149.59"
(3,799.59mm)
167.92"
(4,265.17mm)
-18.33"
(-465.58mm)
6th Driest Driest to Date 1966
116th Wettest Wettest since: 1963 2019
Jun 1959–May 1964
60-Month
194.79"
(4,947.67mm)
209.84"
(5,329.94mm)
-15.05"
(-382.27mm)
10th Driest Driest since: 1935 1967
111th Wettest Wettest since: 1963 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/