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.

Minimum Temperature Rankings, April 1950

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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1950
1-Month
36.12°F
(2.29°C)
38.61°F
(3.67°C)
-2.49°F
(-1.38°C)
7th Coolest
Coolest since:
1920
122nd Warmest
Warmest since:
1981
Mar–Apr 1950
2-Month
31.64°F
(-0.20°C)
34.30°F
(1.28°C)
-2.66°F
(-1.48°C)
1st Coolest
Coolest since:
1950
128th Warmest
Warmest since:
2012
Feb–Apr 1950
3-Month
29.10°F
(-1.61°C)
30.48°F
(-0.84°C)
-1.38°F
(-0.77°C)
21st Coolest
Coolest since:
1899
108th Warmest
Warmest since:
2012
Jan–Apr 1950
4-Month
26.71°F
(-2.94°C)
27.79°F
(-2.34°C)
-1.08°F
(-0.60°C)
32nd Coolest
Coolest since:
1912
97th Warmest
Warmest since:
2012
Dec 1949–Apr 1950
5-Month
25.85°F
(-3.42°C)
26.76°F
(-2.91°C)
-0.91°F
(-0.51°C)
30th Coolest
Coolest since:
1899
98th Warmest
Warmest since:
2012
Ties: 1910
Nov 1949–Apr 1950
6-Month
26.89°F
(-2.84°C)
27.42°F
(-2.54°C)
-0.53°F
(-0.30°C)
34th Coolest
Coolest since:
1899
94th Warmest
Warmest since:
2017
Oct 1949–Apr 1950
7-Month
29.07°F
(-1.63°C)
29.43°F
(-1.43°C)
-0.36°F
(-0.20°C)
43rd Coolest
Coolest since:
1899
85th Warmest
Warmest since:
2017
Sep 1949–Apr 1950
8-Month
31.73°F
(-0.15°C)
32.24°F
(0.13°C)
-0.51°F
(-0.28°C)
30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2016
Aug 1949–Apr 1950
9-Month
34.71°F
(1.51°C)
35.22°F
(1.79°C)
-0.51°F
(-0.28°C)
30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2017
Jul 1949–Apr 1950
10-Month
37.37°F
(2.98°C)
37.75°F
(3.19°C)
-0.38°F
(-0.21°C)
35th Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2017
Ties: 1910, 1930
Jun 1949–Apr 1950
11-Month
39.11°F
(3.95°C)
39.37°F
(4.09°C)
-0.26°F
(-0.14°C)
44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2017
May 1949–Apr 1950
12-Month
39.92°F
(4.40°C)
40.04°F
(4.47°C)
-0.12°F
(-0.07°C)
47th Coolest
Coolest since:
1917
81st Warmest
Warmest since:
2016
Ties: 1926, 1982
Nov 1948–Apr 1950
18-Month
35.46°F
(1.92°C)
35.82°F
(2.12°C)
-0.36°F
(-0.20°C)
33rd Coolest
Coolest since:
1918
94th Warmest
Warmest since:
2017
May 1948–Apr 1950
24-Month
39.66°F
(4.26°C)
40.04°F
(4.47°C)
-0.38°F
(-0.21°C)
29th Coolest
Coolest since:
1918
98th Warmest
Warmest since:
2017
May 1947–Apr 1950
36-Month
39.71°F
(4.28°C)
40.02°F
(4.46°C)
-0.31°F
(-0.18°C)
30th Coolest
Coolest since:
1918
96th Warmest
Warmest since:
2017
Ties: 1898, 1980
May 1946–Apr 1950
48-Month
39.72°F
(4.29°C)
40.01°F
(4.45°C)
-0.29°F
(-0.16°C)
29th Coolest
Coolest since:
1918
96th Warmest
Warmest since:
2019
May 1945–Apr 1950
60-Month
39.78°F
(4.32°C)
40.00°F
(4.44°C)
-0.22°F
(-0.12°C)
34th Coolest
Coolest since:
1920
90th Warmest
Warmest since:
2020
Ties: 1929

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