Regional Rankings

Regional Data Info
Please note, 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

December 1899 Average Temperature Rankings

View Period (Months):
  • Record Coolest
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  • Top ⅓
  • Top ⅒
  • Record Warmest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Coolest/Warmest
Since
Record
December 1899
1-Month
30.7°F
(-0.7°C)
33.0°F
(0.6°C)
-2.3°F34th Coolest
Coolest since:
1989
97th Warmest
Warmest since:
2015
Nov–Dec 1899
2-Month
38.6°F
(3.7°C)
38.0°F
(3.3°C)
0.6°F69th Coolest
Coolest since:
1976
62nd Warmest
Warmest since:
2015
Oct–Dec 1899
3-Month
45.5°F
(7.5°C)
43.9°F
(6.6°C)
1.6°F96th Coolest
Coolest since:
1976
35th WarmestWarmest to Date1931
Sep–Dec 1899
4-Month
50.6°F
(10.3°C)
49.7°F
(9.8°C)
0.9°F85th Coolest
Coolest since:
1976
46th Warmest
Warmest since:
1931
Aug–Dec 1899
5-Month
55.7°F
(13.2°C)
54.5°F
(12.5°C)
1.2°F96th Coolest
Coolest since:
1976
35th WarmestWarmest to Date1931
Jul–Dec 1899
6-Month
58.9°F
(14.9°C)
58.0°F
(14.4°C)
0.9°F89th Coolest
Coolest since:
1976
42nd Warmest
Warmest since:
1931
Jun–Dec 1899
7-Month
61.0°F
(16.1°C)
60.0°F
(15.6°C)
1.0°F95th Coolest
Coolest since:
1976
36th WarmestWarmest to Date1931
May–Dec 1899
8-Month
61.6°F
(16.4°C)
60.3°F
(15.7°C)
1.3°F102nd Coolest
Coolest since:
1917
29th WarmestWarmest to Date1931
Apr–Dec 1899
9-Month
60.7°F
(15.9°C)
59.5°F
(15.3°C)
1.2°F103rd Coolest
Coolest since:
1917
28th Warmest
Warmest since:
1931, 2024
Mar–Dec 1899
10-Month
58.5°F
(14.7°C)
57.8°F
(14.3°C)
0.7°F86th Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2024
Feb–Dec 1899
11-Month
55.2°F
(12.9°C)
55.5°F
(13.1°C)
-0.3°F49th Coolest
Coolest since:
1917
82nd Warmest
Warmest since:
2024
Jan–Dec 1899
12-Month
53.1°F
(11.7°C)
53.4°F
(11.9°C)
-0.3°F48th Coolest
Coolest since:
1917
83rd Warmest
Warmest since:
2024
Jul 1898–Dec 1899
18-Month
54.4°F
(12.4°C)
54.9°F
(12.7°C)
-0.5°F32nd CoolestCoolest to Date1904
98th Warmest
Warmest since:
2024
Jan 1898–Dec 1899
24-Month
53.4°F
(11.9°C)
53.4°F
(11.9°C)
0.0°F66th Coolest
Coolest since:
1979
64th Warmest
Warmest since:
2024
Jan 1897–Dec 1899
36-Month
53.5°F
(11.9°C)
53.4°F
(11.9°C)
0.1°F68th Coolest
Coolest since:
1980
61st Warmest
Warmest since:
2024
Jan 1896–Dec 1899
48-Month
53.6°F
(12.0°C)
53.4°F
(11.9°C)
0.2°F68th Coolest
Coolest since:
1979
60th WarmestWarmest to Date2024
Jan 1895–Dec 1899
60-Month
53.2°F
(11.8°C)
53.4°F
(11.9°C)
-0.2°F39th CoolestCoolest to Date1980
88th WarmestWarmest to Date2024

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