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, July 1930

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
July 1930
1-Month
2.18"
(55.37mm)
4.19"
(106.43mm)
-2.01"
(-51.06mm)
3rd Driest
Driest since:
1909
126th Wettest
Wettest since:
2018
Jun–Jul 1930
2-Month
6.48"
(164.59mm)
8.36"
(212.34mm)
-1.88"
(-47.75mm)
17th Driest
Driest since:
1966
112th Wettest
Wettest since:
1972
May–Jul 1930
3-Month
9.38"
(238.25mm)
12.28"
(311.91mm)
-2.90"
(-73.66mm)
17th Driest
Driest since:
1966
112th Wettest
Wettest since:
1989
Ties: 1911
Apr–Jul 1930
4-Month
12.31"
(312.67mm)
15.93"
(404.62mm)
-3.62"
(-91.95mm)
11th Driest
Driest since:
1965
118th Wettest
Wettest since:
1972
Mar–Jul 1930
5-Month
15.38"
(390.65mm)
19.42"
(493.27mm)
-4.04"
(-102.62mm)
11th Driest
Driest since:
1966
118th Wettest
Wettest since:
1972
Ties: 1910
Feb–Jul 1930
6-Month
17.94"
(455.68mm)
22.02"
(559.31mm)
-4.08"
(-103.63mm)
11th Driest
Driest since:
1965
118th Wettest
Wettest since:
2018
Jan–Jul 1930
7-Month
20.34"
(516.64mm)
25.07"
(636.78mm)
-4.73"
(-120.14mm)
10th Driest
Driest since:
1991
119th Wettest
Wettest since:
2018
Dec 1929–Jul 1930
8-Month
23.18"
(588.77mm)
28.17"
(715.52mm)
-4.99"
(-126.75mm)
9th Driest
Driest since:
1966
119th Wettest
Wettest since:
2019
Ties: 1995
Nov 1929–Jul 1930
9-Month
26.61"
(675.89mm)
31.37"
(796.80mm)
-4.76"
(-120.91mm)
12th Driest
Driest since:
1966
116th Wettest
Wettest since:
2019
Oct 1929–Jul 1930
10-Month
32.31"
(820.67mm)
34.55"
(877.57mm)
-2.24"
(-56.90mm)
36th Driest
Driest since:
1934
92nd Wettest
Wettest since:
2019
Sep 1929–Jul 1930
11-Month
36.03"
(915.16mm)
38.11"
(967.99mm)
-2.08"
(-52.83mm)
39th Driest
Driest since:
1965
89th Wettest
Wettest since:
2019
Aug 1929–Jul 1930
12-Month
38.40"
(975.36mm)
41.98"
(1,066.29mm)
-3.58"
(-90.93mm)
24th Driest
Driest since:
1965
104th Wettest
Wettest since:
2019
Feb 1929–Jul 1930
18-Month
61.96"
(1,573.78mm)
63.96"
(1,624.58mm)
-2.00"
(-50.80mm)
41st Driest
Driest since:
1966
87th Wettest
Wettest since:
2019
Aug 1928–Jul 1930
24-Month
77.61"
(1,971.29mm)
83.89"
(2,130.81mm)
-6.28"
(-159.52mm)
18th Driest
Driest since:
1966
109th Wettest
Wettest since:
2019
Aug 1927–Jul 1930
36-Month
128.77"
(3,270.76mm)
125.92"
(3,198.37mm)
2.85"
(72.39mm)
72nd Driest
Driest since:
1966
54th Wettest
Wettest since:
2019
Aug 1926–Jul 1930
48-Month
177.81"
(4,516.37mm)
167.89"
(4,264.41mm)
9.92"
(251.96mm)
95th Driest
Driest since:
1966
30th Wettest
Wettest since:
2020
Aug 1925–Jul 1930
60-Month
213.33"
(5,418.58mm)
209.81"
(5,329.17mm)
3.52"
(89.41mm)
65th Driest
Driest since:
1966
59th Wettest
Wettest since:
2021

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