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 1930

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  • Record Coolest
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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 1930
1-Month
41.05°F
(5.03°C)
38.61°F
(3.67°C)
2.44°F
(1.36°C)
119th Coolest
Coolest since:
1920
10th Warmest
Warmest since:
1981
Mar–Apr 1930
2-Month
34.84°F
(1.58°C)
34.30°F
(1.28°C)
0.54°F
(0.30°C)
80th Coolest
Coolest since:
1950
49th Warmest
Warmest since:
2012
Feb–Apr 1930
3-Month
32.74°F
(0.41°C)
30.48°F
(-0.84°C)
2.26°F
(1.25°C)
111th Coolest
Coolest since:
1899
18th Warmest
Warmest since:
2012
Jan–Apr 1930
4-Month
27.88°F
(-2.29°C)
27.79°F
(-2.34°C)
0.09°F
(0.05°C)
63rd Coolest
Coolest since:
1912
66th Warmest
Warmest since:
2012
Dec 1929–Apr 1930
5-Month
26.95°F
(-2.81°C)
26.76°F
(-2.91°C)
0.19°F
(0.10°C)
64th Coolest
Coolest since:
1899
64th Warmest
Warmest since:
2012
Nov 1929–Apr 1930
6-Month
27.05°F
(-2.75°C)
27.42°F
(-2.54°C)
-0.37°F
(-0.21°C)
44th Coolest
Coolest since:
1899
84th Warmest
Warmest since:
2017
Oct 1929–Apr 1930
7-Month
29.10°F
(-1.61°C)
29.43°F
(-1.43°C)
-0.33°F
(-0.18°C)
44th Coolest
Coolest since:
1899
84th Warmest
Warmest since:
2017
Sep 1929–Apr 1930
8-Month
31.83°F
(-0.09°C)
32.23°F
(0.13°C)
-0.40°F
(-0.22°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2016
Ties: 1903
Aug 1929–Apr 1930
9-Month
34.82°F
(1.57°C)
35.21°F
(1.78°C)
-0.39°F
(-0.21°C)
33rd Coolest
Coolest since:
1917
95th Warmest
Warmest since:
2017
Jul 1929–Apr 1930
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, 1950
Jun 1929–Apr 1930
11-Month
38.90°F
(3.83°C)
39.37°F
(4.09°C)
-0.47°F
(-0.26°C)
27th Coolest
Coolest since:
1917
101st Warmest
Warmest since:
2017
May 1929–Apr 1930
12-Month
39.50°F
(4.17°C)
40.04°F
(4.47°C)
-0.54°F
(-0.30°C)
24th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
2016
Nov 1928–Apr 1930
18-Month
35.04°F
(1.69°C)
35.83°F
(2.13°C)
-0.79°F
(-0.44°C)
14th Coolest
Coolest since:
1918
113th Warmest
Warmest since:
2017
May 1928–Apr 1930
24-Month
39.34°F
(4.08°C)
40.03°F
(4.46°C)
-0.69°F
(-0.38°C)
13th Coolest
Coolest since:
1918
114th Warmest
Warmest since:
2017
Ties: 1952
May 1927–Apr 1930
36-Month
39.46°F
(4.14°C)
40.02°F
(4.46°C)
-0.56°F
(-0.32°C)
13th Coolest
Coolest since:
1918
113th Warmest
Warmest since:
2017
Ties: 1899
May 1926–Apr 1930
48-Month
39.75°F
(4.31°C)
40.00°F
(4.44°C)
-0.25°F
(-0.13°C)
32nd Coolest
Coolest since:
1918
93rd Warmest
Warmest since:
2019
May 1925–Apr 1930
60-Month
39.79°F
(4.33°C)
40.00°F
(4.44°C)
-0.21°F
(-0.11°C)
36th Coolest
Coolest since:
1920
88th Warmest
Warmest since:
2020
Ties: 1964

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