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, December 1958

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
December 1958
1-Month
25.4°F
(-3.7°C)
32.4°F
(0.2°C)
-7.0°F
(-3.9°C)
7th Coolest
Coolest since:
1989
122nd Warmest
Warmest since:
2015
Nov–Dec 1958
2-Month
34.9°F
(1.6°C)
37.4°F
(3.0°C)
-2.5°F
(-1.4°C)
24th Coolest
Coolest since:
1976
105th Warmest
Warmest since:
2015
Ties: 1919, 1926, 1945
Oct–Dec 1958
3-Month
41.1°F
(5.1°C)
43.0°F
(6.1°C)
-1.9°F
(-1.0°C)
19th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2015
Ties: 1955
Sep–Dec 1958
4-Month
47.1°F
(8.4°C)
48.7°F
(9.3°C)
-1.6°F
(-0.9°C)
17th Coolest
Coolest since:
1976
112th Warmest
Warmest since:
1931
Ties: 1925
Aug–Dec 1958
5-Month
51.9°F
(11.1°C)
53.4°F
(11.9°C)
-1.5°F
(-0.8°C)
17th Coolest
Coolest since:
1976
112th Warmest
Warmest since:
1931
Ties: 1907, 1929
Jul–Dec 1958
6-Month
55.5°F
(13.1°C)
56.8°F
(13.8°C)
-1.3°F
(-0.7°C)
15th Coolest
Coolest since:
1976
114th Warmest
Warmest since:
1931
Ties: 1904, 1909, 1929, 1943
Jun–Dec 1958
7-Month
57.1°F
(13.9°C)
58.7°F
(14.8°C)
-1.6°F
(-0.9°C)
8th Coolest
Coolest since:
1976
121st Warmest
Warmest since:
1931
Ties: 1907, 1910
May–Dec 1958
8-Month
57.6°F
(14.2°C)
59.0°F
(15.0°C)
-1.4°F
(-0.8°C)
11th Coolest
Coolest since:
1917
118th Warmest
Warmest since:
1931
Ties: 1929, 1945, 1992, 1997
Apr–Dec 1958
9-Month
57.0°F
(13.9°C)
58.2°F
(14.6°C)
-1.2°F
(-0.7°C)
14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2015
Ties: 1935, 1961, 1963
Mar–Dec 1958
10-Month
54.9°F
(12.7°C)
56.5°F
(13.6°C)
-1.6°F
(-0.9°C)
7th Coolest
Coolest since:
1917
122nd Warmest
Warmest since:
2016
Ties: 1907
Feb–Dec 1958
11-Month
52.1°F
(11.2°C)
54.3°F
(12.4°C)
-2.2°F
(-1.2°C)
2nd Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2012
Jan–Dec 1958
12-Month
50.1°F
(10.1°C)
52.2°F
(11.2°C)
-2.1°F
(-1.1°C)
2nd Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2012
Ties: 1924
Jul 1957–Dec 1958
18-Month
52.3°F
(11.3°C)
53.7°F
(12.1°C)
-1.4°F
(-0.8°C)
5th Coolest
Coolest since:
1904, 1917
123rd Warmest
Warmest since:
2012, 2016
Ties: 1918, 1968
Jan 1957–Dec 1958
24-Month
51.4°F
(10.8°C)
52.2°F
(11.2°C)
-0.8°F
(-0.4°C)
18th Coolest
Coolest since:
1979
110th Warmest
Warmest since:
2017
Ties: 1929, 1959, 1962, 1964, 1970
Jan 1956–Dec 1958
36-Month
51.8°F
(11.0°C)
52.2°F
(11.2°C)
-0.4°F
(-0.2°C)
29th Coolest
Coolest since:
1980
98th Warmest
Warmest since:
2018
Ties: 1912, 1928, 1966, 1972, 1976, 1983
Jan 1955–Dec 1958
48-Month
52.1°F
(11.2°C)
52.2°F
(11.2°C)
-0.1°F
(0.0°C)
41st Coolest
Coolest since:
1979
85th Warmest
Warmest since:
2019
Ties: 1902, 1925, 1930, 1943, 1959, 1985, 1995
Jan 1954–Dec 1958
60-Month
52.4°F
(11.3°C)
52.2°F
(11.2°C)
0.2°F
(0.1°C)
59th Coolest
Coolest since:
1980
66th Warmest
Warmest since:
2020
Ties: 1901, 1943, 1975

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