Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, April 1978

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1978
1-Month
52.4°F
(11.3°C)
51.5°F
(10.8°C)
0.9°F
(0.5°C)
71st Coolest
Coolest since:
1907
58th Warmest
Warmest since:
1896
Mar–Apr 1978
2-Month
44.3°F
(6.8°C)
46.3°F
(7.9°C)
-2.0°F
(-1.1°C)
28th Coolest
Coolest since:
1926
101st Warmest
Warmest since:
2012
Ties: 1993, 2013
Feb–Apr 1978
3-Month
35.9°F
(2.2°C)
41.5°F
(5.3°C)
-5.6°F
(-3.1°C)
1st Coolest
Coolest since:
1978
128th Warmest
Warmest since:
2012
Jan–Apr 1978
4-Month
31.8°F
(-0.1°C)
38.5°F
(3.6°C)
-6.7°F
(-3.7°C)
1st Coolest
Coolest since:
1978
128th Warmest
Warmest since:
2017
Dec 1977–Apr 1978
5-Month
31.4°F
(-0.3°C)
37.3°F
(2.9°C)
-5.9°F
(-3.2°C)
1st Coolest
Coolest since:
1978
127th Warmest
Warmest since:
2012
Nov 1977–Apr 1978
6-Month
33.6°F
(0.9°C)
38.1°F
(3.4°C)
-4.5°F
(-2.5°C)
2nd Coolest
Coolest since:
1904
126th Warmest
Warmest since:
2012
Oct 1977–Apr 1978
7-Month
36.1°F
(2.3°C)
40.4°F
(4.7°C)
-4.3°F
(-2.4°C)
1st Coolest
Coolest since:
1978
127th Warmest
Warmest since:
2017
Sep 1977–Apr 1978
8-Month
40.1°F
(4.5°C)
43.6°F
(6.4°C)
-3.5°F
(-1.9°C)
4th Coolest
Coolest since:
1918, 1977
124th Warmest
Warmest since:
2017
Aug 1977–Apr 1978
9-Month
43.6°F
(6.4°C)
46.7°F
(8.2°C)
-3.1°F
(-1.8°C)
3rd Coolest
Coolest since:
1977
125th Warmest
Warmest since:
2017
Ties: 1904
Jul 1977–Apr 1978
10-Month
46.8°F
(8.2°C)
49.5°F
(9.7°C)
-2.7°F
(-1.5°C)
4th Coolest
Coolest since:
1977
124th Warmest
Warmest since:
2017
Jun 1977–Apr 1978
11-Month
48.8°F
(9.3°C)
51.4°F
(10.8°C)
-2.6°F
(-1.5°C)
4th Coolest
Coolest since:
1977
124th Warmest
Warmest since:
2017
May 1977–Apr 1978
12-Month
50.2°F
(10.1°C)
52.2°F
(11.2°C)
-2.0°F
(-1.1°C)
5th Coolest
Coolest since:
1918
123rd Warmest
Warmest since:
2017
Nov 1976–Apr 1978
18-Month
44.9°F
(7.2°C)
47.5°F
(8.6°C)
-2.6°F
(-1.4°C)
3rd Coolest
Coolest since:
1905, 1918
124th Warmest
Warmest since:
2017
May 1976–Apr 1978
24-Month
49.5°F
(9.7°C)
52.2°F
(11.2°C)
-2.7°F
(-1.5°C)
1st Coolest
Coolest since:
1978
126th Warmest
Warmest since:
2017
May 1975–Apr 1978
36-Month
50.9°F
(10.5°C)
52.2°F
(11.2°C)
-1.3°F
(-0.7°C)
6th Coolest
Coolest since:
1979
120th Warmest
Warmest since:
2018
May 1974–Apr 1978
48-Month
51.0°F
(10.6°C)
52.2°F
(11.2°C)
-1.2°F
(-0.6°C)
4th Coolest
Coolest since:
1980
121st Warmest
Warmest since:
2019
Ties: 1971, 1981
May 1973–Apr 1978
60-Month
51.5°F
(10.8°C)
52.1°F
(11.2°C)
-0.6°F
(-0.4°C)
17th Coolest
Coolest since:
1981
107th Warmest
Warmest since:
2020
Ties: 1905, 1920, 1966, 1983

Citing This Page