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 1898

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1898
1-Month
38.05°F
(3.36°C)
38.61°F
(3.67°C)
-0.56°F
(-0.31°C)
42nd Coolest
Coolest since:
1920
87th Warmest
Warmest since:
1981
Mar–Apr 1898
2-Month
33.90°F
(1.06°C)
34.30°F
(1.28°C)
-0.40°F
(-0.22°C)
46th Coolest
Coolest since:
1950
83rd Warmest
Warmest to Date
2012
Ties: 1959
Feb–Apr 1898
3-Month
30.59°F
(-0.78°C)
30.47°F
(-0.85°C)
0.12°F
(0.07°C)
68th Coolest
Coolest since:
1899
61st Warmest
Warmest to Date
2012
Jan–Apr 1898
4-Month
28.08°F
(-2.18°C)
27.79°F
(-2.34°C)
0.29°F
(0.16°C)
71st Coolest
Coolest since:
1912
58th Warmest
Warmest to Date
2012
Ties: 1952
Dec 1897–Apr 1898
5-Month
26.64°F
(-2.98°C)
26.76°F
(-2.91°C)
-0.12°F
(-0.07°C)
53rd Coolest
Coolest since:
1899
75th Warmest
Warmest since:
2012
Nov 1897–Apr 1898
6-Month
27.12°F
(-2.71°C)
27.42°F
(-2.54°C)
-0.30°F
(-0.17°C)
47th Coolest
Coolest since:
1899
81st Warmest
Warmest since:
2017
Ties: 1939, 2001
Oct 1897–Apr 1898
7-Month
29.32°F
(-1.49°C)
29.43°F
(-1.43°C)
-0.11°F
(-0.06°C)
56th Coolest
Coolest since:
1899
72nd Warmest
Warmest to Date
2017
Sep 1897–Apr 1898
8-Month
32.25°F
(0.14°C)
32.24°F
(0.13°C)
0.01°F
(0.01°C)
61st Coolest
Coolest since:
1917
67th Warmest
Warmest to Date
2016
Ties: 1940
Aug 1897–Apr 1898
9-Month
35.13°F
(1.74°C)
35.21°F
(1.78°C)
-0.08°F
(-0.04°C)
57th Coolest
Coolest since:
1917
71st Warmest
Warmest to Date
2017
Jul 1897–Apr 1898
10-Month
37.65°F
(3.14°C)
37.75°F
(3.19°C)
-0.10°F
(-0.05°C)
54th Coolest
Coolest since:
1917
74th Warmest
Warmest to Date
2017
Ties: 1978
Jun 1897–Apr 1898
11-Month
39.25°F
(4.03°C)
39.37°F
(4.09°C)
-0.12°F
(-0.06°C)
49th Coolest
Coolest since:
1917
79th Warmest
Warmest to Date
2017
Ties: 1902
May 1897–Apr 1898
12-Month
39.96°F
(4.42°C)
40.04°F
(4.47°C)
-0.08°F
(-0.05°C)
52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2016
Ties: 1955
Nov 1896–Apr 1898
18-Month
35.68°F
(2.04°C)
35.82°F
(2.12°C)
-0.14°F
(-0.08°C)
48th Coolest
Coolest since:
1918
79th Warmest
Warmest to Date
2017
Ties: 1923
May 1896–Apr 1898
24-Month
39.99°F
(4.44°C)
40.04°F
(4.47°C)
-0.05°F
(-0.03°C)
55th Coolest
Coolest since:
1918
72nd Warmest
Warmest to Date
2017
May 1895–Apr 1898
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 to Date
2017
Ties: 1950, 1980

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