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 1918

View Period (Months):
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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 1918
1-Month
36.73°F
(2.63°C)
38.61°F
(3.67°C)
-1.88°F
(-1.04°C)
13th Coolest
Coolest since:
1920
116th Warmest
Warmest since:
1981
Mar–Apr 1918
2-Month
34.96°F
(1.64°C)
34.30°F
(1.28°C)
0.66°F
(0.36°C)
85th Coolest
Coolest since:
1950
44th Warmest
Warmest since:
2012
Ties: 1934
Feb–Apr 1918
3-Month
30.55°F
(-0.81°C)
30.47°F
(-0.85°C)
0.08°F
(0.04°C)
67th Coolest
Coolest since:
1899
62nd Warmest
Warmest since:
2012
Jan–Apr 1918
4-Month
26.24°F
(-3.20°C)
27.80°F
(-2.33°C)
-1.56°F
(-0.87°C)
14th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2012
Dec 1917–Apr 1918
5-Month
24.72°F
(-4.04°C)
26.77°F
(-2.91°C)
-2.05°F
(-1.13°C)
7th Coolest
Coolest since:
1899
121st Warmest
Warmest since:
2012
Nov 1917–Apr 1918
6-Month
25.77°F
(-3.46°C)
27.42°F
(-2.54°C)
-1.65°F
(-0.92°C)
10th Coolest
Coolest since:
1899
118th Warmest
Warmest since:
2017
Oct 1917–Apr 1918
7-Month
27.30°F
(-2.61°C)
29.42°F
(-1.43°C)
-2.12°F
(-1.18°C)
6th Coolest
Coolest since:
1899
122nd Warmest
Warmest since:
2017
Ties: 1936
Sep 1917–Apr 1918
8-Month
30.27°F
(-0.96°C)
32.23°F
(0.13°C)
-1.96°F
(-1.09°C)
6th Coolest
Coolest since:
1917
122nd Warmest
Warmest since:
2016
Aug 1917–Apr 1918
9-Month
33.31°F
(0.73°C)
35.22°F
(1.79°C)
-1.91°F
(-1.06°C)
4th Coolest
Coolest since:
1917
124th Warmest
Warmest since:
2017
Jul 1917–Apr 1918
10-Month
36.10°F
(2.28°C)
37.75°F
(3.19°C)
-1.65°F
(-0.91°C)
6th Coolest
Coolest since:
1917
122nd Warmest
Warmest since:
2017
Jun 1917–Apr 1918
11-Month
37.65°F
(3.14°C)
39.38°F
(4.10°C)
-1.73°F
(-0.96°C)
5th Coolest
Coolest since:
1917
123rd Warmest
Warmest since:
2017
May 1917–Apr 1918
12-Month
38.09°F
(3.38°C)
40.04°F
(4.47°C)
-1.95°F
(-1.09°C)
2nd Coolest
Coolest since:
1917
126th Warmest
Warmest since:
2016
Nov 1916–Apr 1918
18-Month
33.46°F
(0.81°C)
35.83°F
(2.13°C)
-2.37°F
(-1.32°C)
1st Coolest
Coolest since:
1918
126th Warmest
Warmest since:
2017
May 1916–Apr 1918
24-Month
37.99°F
(3.33°C)
40.04°F
(4.47°C)
-2.05°F
(-1.14°C)
1st Coolest
Coolest since:
1918
126th Warmest
Warmest since:
2017
May 1915–Apr 1918
36-Month
38.45°F
(3.58°C)
40.02°F
(4.46°C)
-1.57°F
(-0.88°C)
1st Coolest
Coolest since:
1918
125th Warmest
Warmest since:
2017
May 1914–Apr 1918
48-Month
38.87°F
(3.82°C)
40.01°F
(4.45°C)
-1.14°F
(-0.63°C)
1st Coolest
Coolest since:
1918
124th Warmest
Warmest since:
2019
May 1913–Apr 1918
60-Month
39.14°F
(3.97°C)
40.00°F
(4.44°C)
-0.86°F
(-0.47°C)
2nd Coolest
Coolest since:
1920
122nd Warmest
Warmest since:
2020

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