Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Minimum Temperature Rankings, May 1939

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
May 1939
1-Month
48.96°F
(9.42°C)
47.44°F
(8.58°C)
1.52°F
(0.84°C)
105th Coolest Coolest since: 1938 1917
23rd Warmest Warmest since: 1936 2018
Apr–May 1939
2-Month
43.72°F
(6.51°C)
43.03°F
(6.13°C)
0.69°F
(0.38°C)
87th Coolest Coolest since: 1938 1907
41st Warmest Warmest since: 1934 2012
Mar–May 1939
3-Month
39.23°F
(4.02°C)
38.68°F
(3.71°C)
0.55°F
(0.31°C)
80th Coolest Coolest since: 1937 1917
48th Warmest Warmest since: 1938 2012
Ties: 1949
Feb–May 1939
4-Month
34.02°F
(1.12°C)
34.71°F
(1.51°C)
-0.69°F
(-0.39°C)
34th Coolest Coolest since: 1937 1917
94th Warmest Warmest since: 1938 2012
Jan–May 1939
5-Month
31.98°F
(-0.01°C)
31.73°F
(-0.15°C)
0.25°F
(0.14°C)
73rd Coolest Coolest since: 1937 1917
55th Warmest Warmest since: 1938 2012
Dec 1938–May 1939
6-Month
30.62°F
(-0.77°C)
30.21°F
(-0.99°C)
0.41°F
(0.22°C)
77th Coolest Coolest since: 1937 1917
50th Warmest Warmest since: 1938 2012
Ties: 1980
Nov 1938–May 1939
7-Month
30.24°F
(-0.98°C)
30.28°F
(-0.96°C)
-0.04°F
(-0.02°C)
59th Coolest Coolest since: 1937 1917
68th Warmest Warmest since: 1938 2012
Ties: 1896
Oct 1938–May 1939
8-Month
31.81°F
(-0.11°C)
31.67°F
(-0.18°C)
0.14°F
(0.07°C)
67th Coolest Coolest since: 1937 1917
60th Warmest Warmest since: 1938 2016, 2017
Sep 1938–May 1939
9-Month
34.19°F
(1.22°C)
33.92°F
(1.07°C)
0.27°F
(0.15°C)
73rd Coolest Coolest since: 1937 1917
54th Warmest Warmest since: 1938 2016
Ties: 1989
Aug 1938–May 1939
10-Month
36.79°F
(2.66°C)
36.44°F
(2.47°C)
0.35°F
(0.19°C)
81st Coolest Coolest since: 1937 1917
46th Warmest Warmest since: 1938 2017
Ties: 1901
Jul 1938–May 1939
11-Month
38.98°F
(3.88°C)
38.63°F
(3.68°C)
0.35°F
(0.20°C)
84th Coolest Coolest since: 1937 1917
43rd Warmest Warmest since: 1938 2017
Jun 1938–May 1939
12-Month
40.40°F
(4.67°C)
40.05°F
(4.47°C)
0.35°F
(0.20°C)
82nd Coolest Coolest since: 1937 1917
45th Warmest Warmest since: 1938 2017
Ties: 1953
Dec 1937–May 1939
18-Month
37.61°F
(3.12°C)
36.76°F
(2.64°C)
0.85°F
(0.48°C)
96th Coolest Coolest since: 1938 1918
30th Warmest Warmest since: 1935 2017
Jun 1937–May 1939
24-Month
40.80°F
(4.89°C)
40.03°F
(4.46°C)
0.77°F
(0.43°C)
98th Coolest Coolest since: 1938 1918
28th Warmest Warmest since: 1935 2017
Ties: 2011
Jun 1936–May 1939
36-Month
40.45°F
(4.69°C)
40.02°F
(4.46°C)
0.43°F
(0.23°C)
83rd Coolest Coolest since: 1938 1918
42nd Warmest Warmest since: 1936 2017
Jun 1935–May 1939
48-Month
40.10°F
(4.50°C)
40.01°F
(4.45°C)
0.09°F
(0.05°C)
66th Coolest Coolest since: 1933 1918
58th Warmest Warmest since: 1938 2018
Jun 1934–May 1939
60-Month
40.29°F
(4.61°C)
40.00°F
(4.44°C)
0.29°F
(0.17°C)
77th Coolest Coolest since: 1937 1920
46th Warmest Warmest since: 1938 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 16, 2022 from https://www.ncdc.noaa.gov/cag/