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 1917

View Period (Months):
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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 1917
1-Month
36.81°F
(2.67°C)
38.61°F
(3.67°C)
-1.80°F
(-1.00°C)
15th Coolest
Coolest since:
1920
114th Warmest
Warmest since:
1981
Mar–Apr 1917
2-Month
31.73°F
(-0.15°C)
34.30°F
(1.28°C)
-2.57°F
(-1.43°C)
2nd Coolest
Coolest since:
1950
127th Warmest
Warmest since:
2012
Feb–Apr 1917
3-Month
27.25°F
(-2.64°C)
30.48°F
(-0.84°C)
-3.23°F
(-1.80°C)
2nd Coolest
Coolest since:
1899
127th Warmest
Warmest since:
2012
Jan–Apr 1917
4-Month
24.82°F
(-3.99°C)
27.79°F
(-2.34°C)
-2.97°F
(-1.65°C)
3rd Coolest
Coolest since:
1912
126th Warmest
Warmest since:
2012
Dec 1916–Apr 1917
5-Month
23.46°F
(-4.74°C)
26.77°F
(-2.91°C)
-3.31°F
(-1.83°C)
2nd Coolest
Coolest since:
1899
126th Warmest
Warmest since:
2012
Nov 1916–Apr 1917
6-Month
24.18°F
(-4.34°C)
27.42°F
(-2.54°C)
-3.24°F
(-1.80°C)
2nd Coolest
Coolest since:
1899
126th Warmest
Warmest since:
2017
Oct 1916–Apr 1917
7-Month
26.36°F
(-3.13°C)
29.42°F
(-1.43°C)
-3.06°F
(-1.70°C)
2nd Coolest
Coolest since:
1899
126th Warmest
Warmest since:
2017
Sep 1916–Apr 1917
8-Month
29.31°F
(-1.49°C)
32.23°F
(0.13°C)
-2.92°F
(-1.62°C)
1st Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2016
Aug 1916–Apr 1917
9-Month
32.60°F
(0.33°C)
35.22°F
(1.79°C)
-2.62°F
(-1.46°C)
1st Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2017
Jul 1916–Apr 1917
10-Month
35.48°F
(1.93°C)
37.74°F
(3.19°C)
-2.26°F
(-1.26°C)
1st Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2017
Jun 1916–Apr 1917
11-Month
37.11°F
(2.84°C)
39.37°F
(4.09°C)
-2.26°F
(-1.25°C)
1st Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2017
May 1916–Apr 1917
12-Month
37.88°F
(3.27°C)
40.04°F
(4.47°C)
-2.16°F
(-1.20°C)
1st Coolest
Coolest since:
1917
127th Warmest
Warmest since:
2016
Nov 1915–Apr 1917
18-Month
34.26°F
(1.26°C)
35.82°F
(2.12°C)
-1.56°F
(-0.86°C)
3rd Coolest
Coolest since:
1918
124th Warmest
Warmest since:
2017
May 1915–Apr 1917
24-Month
38.62°F
(3.68°C)
40.03°F
(4.46°C)
-1.41°F
(-0.78°C)
2nd Coolest
Coolest since:
1918
125th Warmest
Warmest since:
2017
May 1914–Apr 1917
36-Month
39.13°F
(3.96°C)
40.02°F
(4.46°C)
-0.89°F
(-0.50°C)
5th Coolest
Coolest since:
1918
121st Warmest
Warmest since:
2017
May 1913–Apr 1917
48-Month
39.40°F
(4.11°C)
40.01°F
(4.45°C)
-0.61°F
(-0.34°C)
9th Coolest
Coolest since:
1918
116th Warmest
Warmest since:
2019
May 1912–Apr 1917
60-Month
39.30°F
(4.06°C)
40.00°F
(4.44°C)
-0.70°F
(-0.38°C)
4th Coolest
Coolest since:
1920
120th Warmest
Warmest since:
2020
Ties: 1921

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