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, July 2015

View Period (Months):
Download: csv json xml
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
July 2015
1-Month
6.69"
(169.93mm)
4.00"
(101.60mm)
2.69"
(68.33mm)
125th Driest
Driest since:
1930
4th Wettest
Wettest since:
1958
Jun–Jul 2015
2-Month
14.05"
(356.87mm)
8.25"
(209.55mm)
5.80"
(147.32mm)
128th Driest
Driest since:
1930
1st Wettest
Wettest to Date
2015
May–Jul 2015
3-Month
18.61"
(472.69mm)
12.52"
(318.01mm)
6.09"
(154.68mm)
128th Driest
Driest since:
1936
1st Wettest
Wettest to Date
2015
Apr–Jul 2015
4-Month
23.57"
(598.68mm)
16.43"
(417.32mm)
7.14"
(181.36mm)
128th Driest
Driest since:
1930
1st Wettest
Wettest to Date
2015
Mar–Jul 2015
5-Month
27.58"
(700.53mm)
20.24"
(514.10mm)
7.34"
(186.43mm)
127th Driest
Driest since:
1930
2nd Wettest
Wettest since:
1973
Feb–Jul 2015
6-Month
29.84"
(757.94mm)
22.91"
(581.91mm)
6.93"
(176.03mm)
122nd Driest
Driest since:
1930
7th Wettest
Wettest since:
2019
Jan–Jul 2015
7-Month
31.78"
(807.21mm)
25.96"
(659.38mm)
5.82"
(147.83mm)
117th Driest
Driest since:
1936
12th Wettest
Wettest since:
2019
Dec 2014–Jul 2015
8-Month
34.57"
(878.08mm)
29.05"
(737.87mm)
5.52"
(140.21mm)
114th Driest
Driest since:
1936
14th Wettest
Wettest since:
2019
Nov 2014–Jul 2015
9-Month
36.80"
(934.72mm)
32.19"
(817.63mm)
4.61"
(117.09mm)
107th Driest
Driest since:
1934
21st Wettest
Wettest since:
2019
Oct 2014–Jul 2015
10-Month
41.96"
(1,065.78mm)
35.11"
(891.79mm)
6.85"
(173.99mm)
120th Driest
Driest since:
1934
8th Wettest
Wettest since:
2019
Sep 2014–Jul 2015
11-Month
45.03"
(1,143.76mm)
38.57"
(979.68mm)
6.46"
(164.08mm)
117th Driest
Driest since:
1954
11th Wettest
Wettest since:
2019
Aug 2014–Jul 2015
12-Month
49.81"
(1,265.17mm)
42.24"
(1,072.90mm)
7.57"
(192.27mm)
120th Driest
Driest since:
1954
8th Wettest
Wettest since:
2019
Feb 2014–Jul 2015
18-Month
73.10"
(1,856.74mm)
65.14"
(1,654.56mm)
7.96"
(202.18mm)
111th Driest
Driest since:
1931
17th Wettest
Wettest since:
2019
Aug 2013–Jul 2015
24-Month
91.59"
(2,326.39mm)
84.47"
(2,145.54mm)
7.12"
(180.85mm)
98th Driest
Driest since:
1941
29th Wettest
Wettest since:
2020
Aug 2012–Jul 2015
36-Month
140.55"
(3,569.97mm)
126.75"
(3,219.45mm)
13.80"
(350.52mm)
113th Driest
Driest since:
1942
13th Wettest
Wettest since:
2021
Aug 2011–Jul 2015
48-Month
180.93"
(4,595.62mm)
168.98"
(4,292.09mm)
11.95"
(303.53mm)
101st Driest
Driest since:
1966
24th Wettest
Wettest since:
2022
Aug 2010–Jul 2015
60-Month
228.15"
(5,795.01mm)
211.20"
(5,364.48mm)
16.95"
(430.53mm)
110th Driest
Driest since:
1934
14th Wettest
Wettest since:
2020

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