National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Average Temperature Rankings, May 1975

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  • Record Coolest
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  • Top 1/3
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1975
1-Month
60.35°F
(15.75°C)
60.20°F
(15.67°C)
0.15°F
(0.08°C)
64th Coolest
Coolest since:
1917
65th Warmest
Warmest since:
2018
Ties: 2021
Apr–May 1975
2-Month
53.60°F
(12.00°C)
55.63°F
(13.13°C)
-2.03°F
(-1.13°C)
7th Coolest
Coolest since:
1907
122nd Warmest
Warmest since:
1934
Mar–May 1975
3-Month
48.63°F
(9.24°C)
50.92°F
(10.51°C)
-2.29°F
(-1.27°C)
3rd Coolest
Coolest since:
1917
126th Warmest
Warmest since:
2012
Feb–May 1975
4-Month
44.66°F
(7.03°C)
46.64°F
(8.13°C)
-1.98°F
(-1.10°C)
6th Coolest
Coolest since:
1917
123rd Warmest
Warmest since:
2012
Jan–May 1975
5-Month
42.20°F
(5.67°C)
43.34°F
(6.30°C)
-1.14°F
(-0.63°C)
20th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2012
Dec 1974–May 1975
6-Month
40.78°F
(4.88°C)
41.58°F
(5.32°C)
-0.80°F
(-0.44°C)
24th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2012
Nov 1974–May 1975
7-Month
41.01°F
(5.01°C)
41.60°F
(5.33°C)
-0.59°F
(-0.32°C)
33rd Coolest
Coolest since:
1917
95th Warmest
Warmest since:
2012
Oct 1974–May 1975
8-Month
42.62°F
(5.90°C)
43.16°F
(6.20°C)
-0.54°F
(-0.30°C)
34th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2012
Ties: 1982
Sep 1974–May 1975
9-Month
44.81°F
(7.12°C)
45.58°F
(7.54°C)
-0.77°F
(-0.42°C)
25th Coolest
Coolest since:
1917
103rd Warmest
Warmest since:
2012
Aug 1974–May 1975
10-Month
47.36°F
(8.53°C)
48.23°F
(9.02°C)
-0.87°F
(-0.49°C)
15th Coolest
Coolest since:
1917
113th Warmest
Warmest since:
2012
Ties: 1905, 1960
Jul 1974–May 1975
11-Month
49.78°F
(9.88°C)
50.53°F
(10.29°C)
-0.75°F
(-0.41°C)
20th Coolest
Coolest since:
1917
108th Warmest
Warmest since:
2012
Jun 1974–May 1975
12-Month
51.34°F
(10.74°C)
52.02°F
(11.12°C)
-0.68°F
(-0.38°C)
18th Coolest
Coolest since:
1917
110th Warmest
Warmest since:
2012
Dec 1973–May 1975
18-Month
48.44°F
(9.13°C)
48.53°F
(9.18°C)
-0.09°F
(-0.05°C)
52nd Coolest
Coolest since:
1918
75th Warmest
Warmest since:
2017
Ties: 1967
Jun 1973–May 1975
24-Month
52.09°F
(11.16°C)
52.02°F
(11.12°C)
0.07°F
(0.04°C)
63rd Coolest
Coolest since:
1918
64th Warmest
Warmest since:
2017
Jun 1972–May 1975
36-Month
51.76°F
(10.98°C)
52.00°F
(11.11°C)
-0.24°F
(-0.13°C)
36th Coolest
Coolest since:
1918
90th Warmest
Warmest since:
2018
Ties: 1909
Jun 1971–May 1975
48-Month
51.89°F
(11.05°C)
51.99°F
(11.11°C)
-0.10°F
(-0.06°C)
44th Coolest
Coolest since:
1918
81st Warmest
Warmest since:
2018
Jun 1970–May 1975
60-Month
51.83°F
(11.02°C)
51.98°F
(11.10°C)
-0.15°F
(-0.08°C)
37th Coolest
Coolest since:
1920
87th Warmest
Warmest since:
2020
Ties: 1929, 1962

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