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, August 1970

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
August 1970
1-Month
3.89"
(98.81mm)
3.87"
(98.30mm)
0.02"
(0.51mm)
73rd Driest
Driest since:
1930
56th Wettest
Wettest since:
1955
Jul–Aug 1970
2-Month
9.22"
(234.19mm)
8.05"
(204.47mm)
1.17"
(29.72mm)
91st Driest
Driest since:
1930
38th Wettest
Wettest since:
2018
Jun–Aug 1970
3-Month
13.52"
(343.41mm)
12.22"
(310.39mm)
1.30"
(33.02mm)
86th Driest
Driest since:
1966
43rd Wettest
Wettest since:
2018
May–Aug 1970
4-Month
16.99"
(431.55mm)
16.15"
(410.21mm)
0.84"
(21.34mm)
83rd Driest
Driest since:
1966
46th Wettest
Wettest since:
2018
Apr–Aug 1970
5-Month
21.18"
(537.97mm)
19.79"
(502.67mm)
1.39"
(35.30mm)
87th Driest
Driest since:
1966
42nd Wettest
Wettest since:
2018
Mar–Aug 1970
6-Month
24.29"
(616.97mm)
23.29"
(591.57mm)
1.00"
(25.40mm)
75th Driest
Driest since:
1966
54th Wettest
Wettest since:
2011
Feb–Aug 1970
7-Month
26.98"
(685.29mm)
25.89"
(657.61mm)
1.09"
(27.68mm)
80th Driest
Driest since:
1995
49th Wettest
Wettest since:
2018
Jan–Aug 1970
8-Month
28.16"
(715.26mm)
28.94"
(735.08mm)
-0.78"
(-19.82mm)
51st Driest
Driest since:
1963
78th Wettest
Wettest since:
2018
Dec 1969–Aug 1970
9-Month
33.26"
(844.80mm)
32.03"
(813.56mm)
1.23"
(31.24mm)
77th Driest
Driest since:
1966
51st Wettest
Wettest since:
2018
Nov 1969–Aug 1970
10-Month
36.80"
(934.72mm)
35.24"
(895.10mm)
1.56"
(39.62mm)
82nd Driest
Driest since:
1966
46th Wettest
Wettest since:
2019
Oct 1969–Aug 1970
11-Month
39.09"
(992.89mm)
38.42"
(975.87mm)
0.67"
(17.02mm)
66th Driest
Driest since:
1925
62nd Wettest
Wettest since:
2019
Sep 1969–Aug 1970
12-Month
41.44"
(1,052.58mm)
41.98"
(1,066.29mm)
-0.54"
(-13.71mm)
50th Driest
Driest since:
1965
78th Wettest
Wettest since:
2019
Ties: 1987
Mar 1969–Aug 1970
18-Month
63.24"
(1,606.30mm)
65.21"
(1,656.33mm)
-1.97"
(-50.03mm)
38th Driest
Driest since:
1966
90th Wettest
Wettest since:
2019
Sep 1968–Aug 1970
24-Month
80.36"
(2,041.14mm)
83.89"
(2,130.81mm)
-3.53"
(-89.67mm)
30th Driest
Driest since:
1966
97th Wettest
Wettest since:
2019
Sep 1967–Aug 1970
36-Month
116.97"
(2,971.04mm)
125.89"
(3,197.61mm)
-8.92"
(-226.57mm)
13th Driest
Driest since:
1966
113th Wettest
Wettest since:
2019
Sep 1966–Aug 1970
48-Month
159.84"
(4,059.94mm)
167.87"
(4,263.90mm)
-8.03"
(-203.96mm)
21st Driest
Driest since:
1966
104th Wettest
Wettest since:
2020
Sep 1965–Aug 1970
60-Month
192.90"
(4,899.66mm)
209.80"
(5,328.92mm)
-16.90"
(-429.26mm)
8th Driest
Driest since:
1966
116th Wettest
Wettest since:
2021

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