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, December 2022

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
December 2022
1-Month		2.89"
(73.41mm)		3.11"
(78.99mm)		-0.22"
(-5.58mm)		54th Driest
Driest since:
1958
75th Wettest
Wettest since:
1990
Nov–Dec 2022
2-Month		5.59"
(141.99mm)		6.23"
(158.24mm)		-0.64"
(-16.25mm)		50th Driest
Driest since:
1976
79th Wettest
Wettest since:
2015
Oct–Dec 2022
3-Month		7.68"
(195.07mm)		9.13"
(231.90mm)		-1.45"
(-36.83mm)		40th Driest
Driest since:
1963
89th Wettest
Wettest since:
1990
Sep–Dec 2022
4-Month		10.03"
(254.76mm)		12.60"
(320.04mm)		-2.57"
(-65.28mm)		22nd Driest
Driest since:
1963
107th Wettest
Wettest since:
1926
Aug–Dec 2022
5-Month		14.28"
(362.71mm)		16.27"
(413.26mm)		-1.99"
(-50.55mm)		31st Driest
Driest since:
1953
98th Wettest
Wettest since:
1926
Jul–Dec 2022
6-Month		19.75"
(501.65mm)		20.27"
(514.86mm)		-0.52"
(-13.21mm)		48th Driest
Driest since:
1953
81st Wettest
Wettest since:
1926
Jun–Dec 2022
7-Month		22.71"
(576.83mm)		24.52"
(622.81mm)		-1.81"
(-45.98mm)		36th Driest
Driest since:
1953
93rd Wettest
Wettest since:
2015
May–Dec 2022
8-Month		27.86"
(707.64mm)		28.79"
(731.27mm)		-0.93"
(-23.63mm)		48th Driest
Driest since:
1953
81st Wettest
Wettest since:
2015
Apr–Dec 2022
9-Month		31.76"
(806.70mm)		32.70"
(830.58mm)		-0.94"
(-23.88mm)		48th Driest
Driest since:
1930
81st Wettest
Wettest since:
2015
Mar–Dec 2022
10-Month		35.64"
(905.26mm)		36.51"
(927.35mm)		-0.87"
(-22.09mm)		50th Driest
Driest since:
1930
79th Wettest
Wettest since:
2011
Feb–Dec 2022
11-Month		40.37"
(1,025.40mm)		39.19"
(995.43mm)		1.18"
(29.97mm)		72nd Driest
Driest since:
1930
57th Wettest
Wettest since:
2011
Jan–Dec 2022
12-Month		43.34"
(1,100.84mm)		42.23"
(1,072.64mm)		1.11"
(28.20mm)		75th Driest
Driest since:
1930
54th Wettest
Wettest since:
2019
Ties: 1967
Jul 2021–Dec 2022
18-Month		66.32"
(1,684.53mm)		62.51"
(1,587.75mm)		3.81"
(96.78mm)		80th Driest
Driest since:
1953
48th Wettest
Wettest since:
2019
Jan 2021–Dec 2022
24-Month		89.75"
(2,279.65mm)		84.45"
(2,145.03mm)		5.30"
(134.62mm)		91st Driest
Driest since:
1953
37th Wettest
Wettest since:
2019
Jan 2020–Dec 2022
36-Month		139.04"
(3,531.62mm)		126.69"
(3,217.93mm)		12.35"
(313.69mm)		110th Driest
Driest since:
1954
17th Wettest
Wettest since:
2020
Jan 2019–Dec 2022
48-Month		193.00"
(4,902.20mm)		168.95"
(4,291.33mm)		24.05"
(610.87mm)		121st Driest
Driest since:
1955
5th Wettest
Wettest since:
2021
Jan 2018–Dec 2022
60-Month		246.06"
(6,249.92mm)		211.20"
(5,364.48mm)		34.86"
(885.44mm)		122nd Driest
Driest since:
1956
3rd Wettest
Wettest since:
2021

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