Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pennsylvania

Precipitation Rankings, May 1993

View Period (Months):
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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 1993
1-Month
1.72"
(43.69mm)
3.93"
(99.82mm)
-2.21"
(-56.13mm)
5th Driest
Driest since:
1964
124th Wettest
Wettest since:
1989
Apr–May 1993
2-Month
8.25"
(209.55mm)
7.57"
(192.28mm)
0.68"
(17.27mm)
86th Driest
Driest since:
1926
43rd Wettest
Wettest since:
2011
Mar–May 1993
3-Month
13.63"
(346.20mm)
11.06"
(280.92mm)
2.57"
(65.28mm)
114th Driest
Driest since:
1926
15th Wettest
Wettest since:
2011
Feb–May 1993
4-Month
15.86"
(402.84mm)
13.66"
(346.96mm)
2.20"
(55.88mm)
105th Driest
Driest since:
1941
24th Wettest
Wettest since:
2011
Jan–May 1993
5-Month
18.38"
(466.85mm)
16.71"
(424.43mm)
1.67"
(42.42mm)
95th Driest
Driest since:
1941
34th Wettest
Wettest since:
2011
Ties: 1918
Dec 1992–May 1993
6-Month
22.21"
(564.13mm)
19.81"
(503.17mm)
2.40"
(60.96mm)
99th Driest
Driest since:
1941
29th Wettest
Wettest since:
2011
Nov 1992–May 1993
7-Month
26.69"
(677.93mm)
23.02"
(584.71mm)
3.67"
(93.22mm)
110th Driest
Driest since:
1934
18th Wettest
Wettest since:
1952
Oct 1992–May 1993
8-Month
28.72"
(729.49mm)
26.19"
(665.23mm)
2.53"
(64.26mm)
99th Driest
Driest since:
1925
29th Wettest
Wettest since:
2011
Sep 1992–May 1993
9-Month
32.88"
(835.15mm)
29.75"
(755.65mm)
3.13"
(79.50mm)
94th Driest
Driest since:
1941
34th Wettest
Wettest since:
2019
Aug 1992–May 1993
10-Month
36.46"
(926.08mm)
33.62"
(853.95mm)
2.84"
(72.13mm)
91st Driest
Driest since:
1931
37th Wettest
Wettest since:
2019
Jul 1992–May 1993
11-Month
43.60"
(1,107.44mm)
37.82"
(960.63mm)
5.78"
(146.81mm)
113th Driest
Driest since:
1931
15th Wettest
Wettest since:
2019
Jun 1992–May 1993
12-Month
45.99"
(1,168.15mm)
41.97"
(1,066.04mm)
4.02"
(102.11mm)
97th Driest
Driest since:
1931
31st Wettest
Wettest since:
2019
Dec 1991–May 1993
18-Month
63.60"
(1,615.44mm)
61.76"
(1,568.70mm)
1.84"
(46.74mm)
78th Driest
Driest since:
1931
49th Wettest
Wettest since:
2019
Jun 1991–May 1993
24-Month
79.62"
(2,022.35mm)
83.91"
(2,131.31mm)
-4.29"
(-108.96mm)
27th Driest
Driest since:
1931
100th Wettest
Wettest since:
2019
Jun 1990–May 1993
36-Month
125.66"
(3,191.76mm)
125.93"
(3,198.62mm)
-0.27"
(-6.86mm)
53rd Driest
Driest since:
1965
73rd Wettest
Wettest since:
2020
Jun 1989–May 1993
48-Month
169.17"
(4,296.92mm)
167.92"
(4,265.17mm)
1.25"
(31.75mm)
60th Driest
Driest since:
1966
65th Wettest
Wettest since:
2020
Jun 1988–May 1993
60-Month
208.79"
(5,303.27mm)
209.84"
(5,329.94mm)
-1.05"
(-26.67mm)
41st Driest
Driest since:
1967
83rd Wettest
Wettest since:
2022
Ties: 1915

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