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 2007

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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 2007
1-Month
38.23°F
(3.46°C)
38.61°F
(3.67°C)
-0.38°F
(-0.21°C)
46th Coolest
Coolest since:
1920
83rd Warmest
Warmest since:
1981
Ties: 1899
Mar–Apr 2007
2-Month
36.75°F
(2.64°C)
34.29°F
(1.27°C)
2.46°F
(1.37°C)
118th Coolest
Coolest since:
1950
11th Warmest
Warmest since:
2012
Feb–Apr 2007
3-Month
31.82°F
(-0.10°C)
30.48°F
(-0.84°C)
1.34°F
(0.74°C)
98th Coolest
Coolest since:
1899
31st Warmest
Warmest since:
2012
Jan–Apr 2007
4-Month
29.20°F
(-1.56°C)
27.80°F
(-2.33°C)
1.40°F
(0.77°C)
100th Coolest
Coolest since:
1912
29th Warmest
Warmest since:
2012
Dec 2006–Apr 2007
5-Month
28.56°F
(-1.91°C)
26.76°F
(-2.91°C)
1.80°F
(1.00°C)
108th Coolest
Coolest since:
1899
20th Warmest
Warmest since:
2012
Nov 2006–Apr 2007
6-Month
29.24°F
(-1.53°C)
27.42°F
(-2.54°C)
1.82°F
(1.01°C)
110th Coolest
Coolest since:
1899
18th Warmest
Warmest since:
2017
Oct 2006–Apr 2007
7-Month
30.85°F
(-0.64°C)
29.43°F
(-1.43°C)
1.42°F
(0.79°C)
106th Coolest
Coolest since:
1899
22nd Warmest
Warmest since:
2017
Sep 2006–Apr 2007
8-Month
33.33°F
(0.74°C)
32.23°F
(0.13°C)
1.10°F
(0.61°C)
98th Coolest
Coolest since:
1917
30th Warmest
Warmest since:
2016
Aug 2006–Apr 2007
9-Month
36.37°F
(2.43°C)
35.22°F
(1.79°C)
1.15°F
(0.64°C)
102nd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2017
Ties: 1974
Jul 2006–Apr 2007
10-Month
39.05°F
(3.92°C)
37.74°F
(3.19°C)
1.31°F
(0.73°C)
106th Coolest
Coolest since:
1917
22nd Warmest
Warmest since:
2017
Jun 2006–Apr 2007
11-Month
40.72°F
(4.84°C)
39.37°F
(4.09°C)
1.35°F
(0.75°C)
108th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2017
May 2006–Apr 2007
12-Month
41.42°F
(5.23°C)
40.05°F
(4.47°C)
1.37°F
(0.76°C)
110th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
2016
Nov 2005–Apr 2007
18-Month
37.64°F
(3.13°C)
35.83°F
(2.13°C)
1.81°F
(1.00°C)
115th Coolest
Coolest since:
1918
12th Warmest
Warmest since:
2017
May 2005–Apr 2007
24-Month
41.72°F
(5.40°C)
40.03°F
(4.46°C)
1.69°F
(0.94°C)
114th Coolest
Coolest since:
1918
13th Warmest
Warmest since:
2017
May 2004–Apr 2007
36-Month
41.74°F
(5.41°C)
40.02°F
(4.46°C)
1.72°F
(0.95°C)
116th Coolest
Coolest since:
1918
10th Warmest
Warmest since:
2017
May 2003–Apr 2007
48-Month
41.73°F
(5.41°C)
40.01°F
(4.45°C)
1.72°F
(0.96°C)
118th Coolest
Coolest since:
1918
7th Warmest
Warmest to Date
2019
May 2002–Apr 2007
60-Month
41.61°F
(5.34°C)
39.99°F
(4.44°C)
1.62°F
(0.90°C)
114th Coolest
Coolest since:
1920
10th Warmest
Warmest since:
2020

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