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 River Basin

Average Temperature Rankings, January 1991

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Warmest/Coolest
Since
Record
January 1991
1-Month
30.0°F
(-1.1°C)
29.3°F
(-1.5°C)
0.7°F
(0.4°C)
69th Coolest
Coolest since:
1977
61st Warmest
Warmest since:
2006
Dec 1990–Jan 1991
2-Month
33.4°F
(0.8°C)
30.9°F
(-0.6°C)
2.5°F
(1.4°C)
85th Coolest
Coolest since:
1918
44th Warmest
Warmest since:
1932
Ties: 1898, 1975
Nov 1990–Jan 1991
3-Month
37.9°F
(3.3°C)
34.7°F
(1.5°C)
3.2°F
(1.8°C)
111th Coolest
Coolest since:
1977
18th Warmest
Warmest since:
1932
Ties: 2005
Oct 1990–Jan 1991
4-Month
42.0°F
(5.6°C)
39.6°F
(4.2°C)
2.4°F
(1.4°C)
105th Coolest
Coolest since:
1977
24th Warmest
Warmest since:
1932
Ties: 1916, 1923, 1942
Sep 1990–Jan 1991
5-Month
46.8°F
(8.2°C)
44.8°F
(7.1°C)
2.0°F
(1.1°C)
100th Coolest
Coolest since:
1977
29th Warmest
Warmest since:
1932
Ties: 1907, 1914
Aug 1990–Jan 1991
6-Month
50.9°F
(10.5°C)
49.4°F
(9.7°C)
1.5°F
(0.8°C)
99th Coolest
Coolest since:
1977
30th Warmest
Warmest since:
1932
Ties: 1995, 2005
Jul 1990–Jan 1991
7-Month
54.0°F
(12.2°C)
52.9°F
(11.6°C)
1.1°F
(0.6°C)
91st Coolest
Coolest since:
1977
38th Warmest
Warmest since:
1932
Ties: 1900, 1919, 1983
Jun 1990–Jan 1991
8-Month
55.9°F
(13.3°C)
55.0°F
(12.8°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1977
41st Warmest
Warmest since:
1932
Ties: 1919, 1955, 1989, 2005
May 1990–Jan 1991
9-Month
56.3°F
(13.5°C)
55.8°F
(13.2°C)
0.5°F
(0.3°C)
79th Coolest
Coolest since:
1977
50th Warmest
Warmest since:
1932
Ties: 1971, 1987
Apr 1990–Jan 1991
10-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
73rd Coolest
Coolest since:
1918
56th Warmest
Warmest since:
1932
Ties: 1956, 1965, 1983, 1986, 2003
Mar 1990–Jan 1991
11-Month
54.9°F
(12.7°C)
54.0°F
(12.2°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1918
41st Warmest
Warmest since:
2017
Ties: 1943, 1953, 1995, 2018
Feb 1990–Jan 1991
12-Month
53.6°F
(12.0°C)
52.2°F
(11.2°C)
1.4°F
(0.8°C)
103rd Coolest
Coolest since:
1918
26th Warmest
Warmest since:
2017
Ties: 1934
Aug 1989–Jan 1991
18-Month
51.9°F
(11.1°C)
51.3°F
(10.7°C)
0.6°F
(0.4°C)
85th Coolest
Coolest since:
1918
43rd Warmest
Warmest since:
2017
Ties: 1940, 1958, 2016
Feb 1989–Jan 1991
24-Month
52.4°F
(11.3°C)
52.2°F
(11.2°C)
0.2°F
(0.1°C)
69th Coolest
Coolest since:
1918
59th Warmest
Warmest since:
2013
Ties: 1946, 1948, 1951, 1996, 2016
Feb 1988–Jan 1991
36-Month
52.5°F
(11.4°C)
52.2°F
(11.2°C)
0.3°F
(0.2°C)
67th Coolest
Coolest since:
1918, 1979
60th Warmest
Warmest since:
2019
Feb 1987–Jan 1991
48-Month
52.7°F
(11.5°C)
52.2°F
(11.2°C)
0.5°F
(0.3°C)
80th Coolest
Coolest since:
1980
46th Warmest
Warmest since:
2020
Ties: 1925, 1936, 1947, 1995, 2011
Feb 1986–Jan 1991
60-Month
52.8°F
(11.6°C)
52.2°F
(11.2°C)
0.6°F
(0.4°C)
88th Coolest
Coolest since:
1981
37th Warmest
Warmest since:
2021
Ties: 1932, 1933, 1943, 1953, 2000

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