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 1907

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1907
1-Month
35.55°F
(1.97°C)
38.61°F
(3.67°C)
-3.06°F
(-1.70°C)
2nd Coolest
Coolest since:
1920
127th Warmest
Warmest since:
1981
Mar–Apr 1907
2-Month
34.92°F
(1.62°C)
34.30°F
(1.28°C)
0.62°F
(0.34°C)
83rd Coolest
Coolest since:
1950
46th Warmest
Warmest since:
2012
Ties: 1957
Feb–Apr 1907
3-Month
31.23°F
(-0.43°C)
30.47°F
(-0.85°C)
0.76°F
(0.42°C)
87th Coolest
Coolest since:
1899
42nd Warmest
Warmest to Date
2012
Ties: 1931
Jan–Apr 1907
4-Month
28.66°F
(-1.86°C)
27.80°F
(-2.33°C)
0.86°F
(0.47°C)
85th Coolest
Coolest since:
1912
44th Warmest
Warmest to Date
2012
Dec 1906–Apr 1907
5-Month
28.06°F
(-2.19°C)
26.76°F
(-2.91°C)
1.30°F
(0.72°C)
96th Coolest
Coolest since:
1899
32nd Warmest
Warmest to Date
2012
Nov 1906–Apr 1907
6-Month
28.41°F
(-1.99°C)
27.42°F
(-2.54°C)
0.99°F
(0.55°C)
91st Coolest
Coolest since:
1899
37th Warmest
Warmest to Date
2017
Oct 1906–Apr 1907
7-Month
30.08°F
(-1.07°C)
29.43°F
(-1.43°C)
0.65°F
(0.36°C)
84th Coolest
Coolest since:
1899
44th Warmest
Warmest to Date
2017
Sep 1906–Apr 1907
8-Month
33.03°F
(0.57°C)
32.23°F
(0.13°C)
0.80°F
(0.44°C)
90th Coolest
Coolest since:
1917
38th Warmest
Warmest to Date
2016
Aug 1906–Apr 1907
9-Month
35.98°F
(2.21°C)
35.21°F
(1.78°C)
0.77°F
(0.43°C)
92nd Coolest
Coolest since:
1917
36th Warmest
Warmest to Date
2017
Jul 1906–Apr 1907
10-Month
38.34°F
(3.52°C)
37.74°F
(3.19°C)
0.60°F
(0.33°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest to Date
2017
Jun 1906–Apr 1907
11-Month
39.82°F
(4.34°C)
39.37°F
(4.09°C)
0.45°F
(0.25°C)
84th Coolest
Coolest since:
1917
44th Warmest
Warmest to Date
2017
May 1906–Apr 1907
12-Month
40.44°F
(4.69°C)
40.05°F
(4.47°C)
0.39°F
(0.22°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2016
Ties: 1953
Nov 1905–Apr 1907
18-Month
36.01°F
(2.23°C)
35.83°F
(2.13°C)
0.18°F
(0.10°C)
70th Coolest
Coolest since:
1918
57th Warmest
Warmest since:
2017
Ties: 1976
May 1905–Apr 1907
24-Month
40.11°F
(4.51°C)
40.04°F
(4.47°C)
0.07°F
(0.04°C)
60th Coolest
Coolest since:
1918
67th Warmest
Warmest since:
2017
Ties: 1959, 1985
May 1904–Apr 1907
36-Month
39.80°F
(4.33°C)
40.02°F
(4.46°C)
-0.22°F
(-0.13°C)
41st Coolest
Coolest since:
1918
85th Warmest
Warmest since:
2017
May 1903–Apr 1907
48-Month
39.44°F
(4.13°C)
40.01°F
(4.45°C)
-0.57°F
(-0.32°C)
10th Coolest
Coolest since:
1918
115th Warmest
Warmest since:
2019
May 1902–Apr 1907
60-Month
39.49°F
(4.16°C)
39.99°F
(4.44°C)
-0.50°F
(-0.28°C)
10th Coolest
Coolest since:
1920
114th Warmest
Warmest since:
2020

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