Regional Rankings

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

Ohio Valley Climate Region

Precipitation Rankings, August 1945

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 1945
1-Month
2.78"
(70.61mm)
3.67"
(93.22mm)
-0.89"
(-22.61mm)
23rd Driest
Driest since:
1953
106th Wettest
Wettest since:
1915
Ties: 1899
Jul–Aug 1945
2-Month
5.81"
(147.57mm)
7.67"
(194.82mm)
-1.86"
(-47.25mm)
8th Driest
Driest since:
1930
121st Wettest
Wettest since:
1915
Jun–Aug 1945
3-Month
12.02"
(305.31mm)
11.92"
(302.77mm)
0.10"
(2.54mm)
58th Driest
Driest since:
1930
71st Wettest
Wettest since:
1958
Ties: 1965
May–Aug 1945
4-Month
17.16"
(435.86mm)
16.19"
(411.23mm)
0.97"
(24.63mm)
76th Driest
Driest since:
1936
53rd Wettest
Wettest since:
1915
Ties: 2011
Apr–Aug 1945
5-Month
22.35"
(567.69mm)
20.10"
(510.54mm)
2.25"
(57.15mm)
91st Driest
Driest since:
1930
38th Wettest
Wettest since:
2015
Mar–Aug 1945
6-Month
28.73"
(729.74mm)
23.91"
(607.31mm)
4.82"
(122.43mm)
119th Driest
Driest since:
1930
10th Wettest
Wettest since:
2015
Feb–Aug 1945
7-Month
32.98"
(837.69mm)
26.58"
(675.13mm)
6.40"
(162.56mm)
123rd Driest
Driest since:
1930
6th Wettest
Wettest to Date
2019
Jan–Aug 1945
8-Month
35.14"
(892.56mm)
29.63"
(752.60mm)
5.51"
(139.96mm)
117th Driest
Driest since:
1936
12th Wettest
Wettest since:
2019
Dec 1944–Aug 1945
9-Month
38.26"
(971.80mm)
32.72"
(831.09mm)
5.54"
(140.71mm)
116th Driest
Driest since:
1936
12th Wettest
Wettest since:
2019
Nov 1944–Aug 1945
10-Month
40.63"
(1,032.00mm)
35.86"
(910.84mm)
4.77"
(121.16mm)
110th Driest
Driest since:
1936
18th Wettest
Wettest since:
2019
Oct 1944–Aug 1945
11-Month
42.25"
(1,073.15mm)
38.78"
(985.01mm)
3.47"
(88.14mm)
93rd Driest
Driest since:
1936
35th Wettest
Wettest since:
2019
Sep 1944–Aug 1945
12-Month
45.71"
(1,161.03mm)
42.24"
(1,072.90mm)
3.47"
(88.13mm)
90th Driest
Driest since:
1936
38th Wettest
Wettest since:
2019
Mar 1944–Aug 1945
18-Month
69.47"
(1,764.54mm)
66.13"
(1,679.70mm)
3.34"
(84.84mm)
75th Driest
Driest since:
1931
53rd Wettest
Wettest since:
2019
Sep 1943–Aug 1945
24-Month
83.31"
(2,116.07mm)
84.47"
(2,145.54mm)
-1.16"
(-29.47mm)
50th Driest
Driest since:
1941
77th Wettest
Wettest since:
2020
Sep 1942–Aug 1945
36-Month
126.96"
(3,224.78mm)
126.74"
(3,219.20mm)
0.22"
(5.58mm)
58th Driest
Driest since:
1941
68th Wettest
Wettest since:
2020
Sep 1941–Aug 1945
48-Month
171.70"
(4,361.18mm)
168.98"
(4,292.09mm)
2.72"
(69.09mm)
62nd Driest
Driest since:
1956
63rd Wettest
Wettest since:
2022
Sep 1940–Aug 1945
60-Month
203.16"
(5,160.26mm)
211.19"
(5,364.23mm)
-8.03"
(-203.97mm)
22nd Driest
Driest since:
1934
102nd Wettest
Wettest since:
2020

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