Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1959

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
August 1959
1-Month		3.56"
(90.42mm)		3.67"
(93.22mm)		-0.11"
(-2.80mm)		61st Driest
Driest since:
1953
68th Wettest
Wettest since:
1915
Jul–Aug 1959
2-Month		7.81"
(198.37mm)		7.67"
(194.82mm)		0.14"
(3.55mm)		70th Driest
Driest since:
1930
59th Wettest
Wettest since:
1915
Jun–Aug 1959
3-Month		10.35"
(262.89mm)		11.92"
(302.77mm)		-1.57"
(-39.88mm)		22nd Driest
Driest since:
1930
107th Wettest
Wettest since:
1958
May–Aug 1959
4-Month		14.74"
(374.40mm)		16.19"
(411.23mm)		-1.45"
(-36.83mm)		32nd Driest
Driest since:
1936
97th Wettest
Wettest since:
1915
Ties: 1932
Apr–Aug 1959
5-Month		18.13"
(460.50mm)		20.10"
(510.54mm)		-1.97"
(-50.04mm)		27th Driest
Driest since:
1930
102nd Wettest
Wettest since:
2015
Mar–Aug 1959
6-Month		21.08"
(535.43mm)		23.91"
(607.31mm)		-2.83"
(-71.88mm)		24th Driest
Driest since:
1930
105th Wettest
Wettest since:
2015
Feb–Aug 1959
7-Month		23.99"
(609.35mm)		26.58"
(675.13mm)		-2.59"
(-65.78mm)		26th Driest
Driest since:
1930
103rd Wettest
Wettest since:
2019
Jan–Aug 1959
8-Month		27.63"
(701.80mm)		29.63"
(752.60mm)		-2.00"
(-50.80mm)		31st Driest
Driest since:
1936
98th Wettest
Wettest since:
2019
Dec 1958–Aug 1959
9-Month		28.50"
(723.90mm)		32.72"
(831.09mm)		-4.22"
(-107.19mm)		18th Driest
Driest since:
1936
110th Wettest
Wettest since:
2019
Nov 1958–Aug 1959
10-Month		32.03"
(813.56mm)		35.86"
(910.84mm)		-3.83"
(-97.28mm)		20th Driest
Driest since:
1936
108th Wettest
Wettest since:
2019
Oct 1958–Aug 1959
11-Month		33.37"
(847.60mm)		38.78"
(985.01mm)		-5.41"
(-137.41mm)		16th Driest
Driest since:
1936
112th Wettest
Wettest since:
2019
Sep 1958–Aug 1959
12-Month		37.07"
(941.58mm)		42.24"
(1,072.90mm)		-5.17"
(-131.32mm)		15th Driest
Driest since:
1936
113th Wettest
Wettest since:
2019
Mar 1958–Aug 1959
18-Month		65.32"
(1,659.13mm)		66.13"
(1,679.70mm)		-0.81"
(-20.57mm)		47th Driest
Driest since:
1931
81st Wettest
Wettest since:
2019
Sep 1957–Aug 1959
24-Month		85.24"
(2,165.10mm)		84.47"
(2,145.54mm)		0.77"
(19.56mm)		58th Driest
Driest since:
1941
69th Wettest
Wettest since:
2020
Sep 1956–Aug 1959
36-Month		127.54"
(3,239.52mm)		126.74"
(3,219.20mm)		0.80"
(20.32mm)		60th Driest
Driest since:
1941
66th Wettest
Wettest since:
2020
Sep 1955–Aug 1959
48-Month		168.14"
(4,270.76mm)		168.98"
(4,292.09mm)		-0.84"
(-21.33mm)		50th Driest
Driest since:
1956
75th Wettest
Wettest since:
2022
Sep 1954–Aug 1959
60-Month		209.49"
(5,321.05mm)		211.20"
(5,364.48mm)		-1.71"
(-43.43mm)		46th Driest
Driest since:
1934
78th Wettest
Wettest since:
2020

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