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, November 1939

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
November 1939
1-Month 		1.58"
(40.13mm)		 3.13"
(79.50mm)		 -1.55"
(-39.37mm)		 13th Driest
Driest since:
 1904
116th Wettest
Wettest since:
 1985
Ties: 1901
Oct–Nov 1939
2-Month 		3.79"
(96.27mm)		 6.03"
(153.16mm)		 -2.24"
(-56.89mm)		 10th Driest
Driest since:
 1904
119th Wettest
Wettest since:
 1919
Sep–Nov 1939
3-Month 		4.97"
(126.24mm)		 9.50"
(241.30mm)		 -4.53"
(-115.06mm)		 4th Driest
Driest since:
 1953
125th Wettest
Wettest since:
 1926
Aug–Nov 1939
4-Month 		8.46"
(214.88mm)		 13.17"
(334.52mm)		 -4.71"
(-119.64mm)		 7th Driest
Driest since:
 1953
122nd Wettest
Wettest since:
 1926
Jul–Nov 1939
5-Month 		12.46"
(316.48mm)		 17.16"
(435.86mm)		 -4.70"
(-119.38mm)		 9th Driest
Driest since:
 1953
120th Wettest
Wettest since:
 1926
Jun–Nov 1939
6-Month 		18.38"
(466.85mm)		 21.42"
(544.07mm)		 -3.04"
(-77.22mm)		 19th Driest
Driest since:
 1953
110th Wettest
Wettest since:
 1926
May–Nov 1939
7-Month 		20.95"
(532.13mm)		 25.68"
(652.27mm)		 -4.73"
(-120.14mm)		 15th Driest
Driest since:
 1953
114th Wettest
Wettest since:
 1915
Apr–Nov 1939
8-Month 		26.14"
(663.96mm)		 29.60"
(751.84mm)		 -3.46"
(-87.88mm)		 23rd Driest
Driest since:
 1930
106th Wettest
Wettest since:
 2011
Mar–Nov 1939
9-Month 		30.18"
(766.57mm)		 33.41"
(848.61mm)		 -3.23"
(-82.04mm)		 28th Driest
Driest since:
 1930
101st Wettest
Wettest since:
 2011
Feb–Nov 1939
10-Month 		35.41"
(899.41mm)		 36.08"
(916.43mm)		 -0.67"
(-17.02mm)		 51st Driest
Driest since:
 1930
78th Wettest
Wettest since:
 2011
Jan–Nov 1939
11-Month 		39.26"
(997.20mm)		 39.12"
(993.65mm)		 0.14"
(3.55mm)		 61st Driest
Driest since:
 1930
68th Wettest
Wettest since:
 2019
Dec 1938–Nov 1939
12-Month 		41.11"
(1,044.19mm)		 42.22"
(1,072.39mm)		 -1.11"
(-28.20mm)		 41st Driest
Driest since:
 1901
87th Wettest
Wettest since:
 2019
Jun 1938–Nov 1939
18-Month 		61.89"
(1,572.01mm)		 63.66"
(1,616.96mm)		 -1.77"
(-44.95mm)		 38th Driest
Driest since:
 1953
90th Wettest
Wettest since:
 2019
Dec 1937–Nov 1939
24-Month 		84.74"
(2,152.40mm)		 84.44"
(2,144.78mm)		 0.30"
(7.62mm)		 57th Driest
Driest since:
 1931
70th Wettest
Wettest since:
 2019
Dec 1936–Nov 1939
36-Month 		129.80"
(3,296.92mm)		 126.67"
(3,217.42mm)		 3.13"
(79.50mm)		 71st Driest
Driest since:
 1954
55th Wettest
Wettest since:
 2020
Dec 1935–Nov 1939
48-Month 		163.21"
(4,145.53mm)		 168.94"
(4,291.08mm)		 -5.73"
(-145.55mm)		 26th Driest
Driest since:
 1956
99th Wettest
Wettest since:
 2020
Dec 1934–Nov 1939
60-Month 		209.99"
(5,333.75mm)		 211.17"
(5,363.72mm)		 -1.18"
(-29.97mm)		 47th Driest
Driest since:
 1956
77th Wettest
Wettest since:
 2021

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