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, September 1978

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1978
1-Month
53.40°F
(11.89°C)
51.90°F
(11.06°C)
1.50°F
(0.83°C)
103rd Coolest Coolest since: 1976 1918
25th Warmest Warmest since: 1977 2019
Ties: 1963
Aug–Sep 1978
2-Month
56.09°F
(13.38°C)
55.48°F
(13.04°C)
0.61°F
(0.34°C)
81st Coolest Coolest since: 1976 1974
47th Warmest Warmest since: 1977 2019
Jul–Sep 1978
3-Month
57.62°F
(14.23°C)
57.16°F
(13.98°C)
0.46°F
(0.25°C)
78th Coolest Coolest since: 1976 1924
50th Warmest Warmest since: 1977 1998
Jun–Sep 1978
4-Month
57.16°F
(13.98°C)
56.78°F
(13.77°C)
0.38°F
(0.21°C)
75th Coolest Coolest since: 1976 1903
53rd Warmest Warmest since: 1977 2021
Ties: 1952
May–Sep 1978
5-Month
55.25°F
(12.92°C)
54.91°F
(12.73°C)
0.34°F
(0.19°C)
72nd Coolest Coolest since: 1976 1907, 1924
56th Warmest Warmest since: 1977 2018
Ties: 2008
Apr–Sep 1978
6-Month
52.67°F
(11.48°C)
52.20°F
(11.22°C)
0.47°F
(0.26°C)
79th Coolest Coolest since: 1976 1907
49th Warmest Warmest since: 1977 2018
Mar–Sep 1978
7-Month
49.41°F
(9.67°C)
49.02°F
(9.46°C)
0.39°F
(0.21°C)
79th Coolest Coolest since: 1976 1917
49th Warmest Warmest since: 1977 2012
Ties: 1988
Feb–Sep 1978
8-Month
45.50°F
(7.50°C)
45.74°F
(7.63°C)
-0.24°F
(-0.13°C)
40th Coolest Coolest since: 1975 1917
88th Warmest Warmest since: 1977 2012
Jan–Sep 1978
9-Month
42.32°F
(5.73°C)
42.86°F
(6.03°C)
-0.54°F
(-0.30°C)
30th Coolest Coolest since: 1975 1917
98th Warmest Warmest since: 1977 2012
Dec 1977–Sep 1978
10-Month
40.42°F
(4.68°C)
40.84°F
(4.91°C)
-0.42°F
(-0.23°C)
32nd Coolest Coolest since: 1971 1917
95th Warmest Warmest since: 1977 2016
Nov 1977–Sep 1978
11-Month
39.69°F
(4.27°C)
39.92°F
(4.40°C)
-0.23°F
(-0.13°C)
40th Coolest Coolest since: 1977 1917
87th Warmest Warmest since: 1976 2016
Oct 1977–Sep 1978
12-Month
39.82°F
(4.34°C)
40.05°F
(4.47°C)
-0.23°F
(-0.13°C)
46th Coolest Coolest since: 1977 1917
81st Warmest Warmest since: 1976 2016
Apr 1977–Sep 1978
18-Month
44.43°F
(6.91°C)
44.10°F
(6.72°C)
0.33°F
(0.19°C)
80th Coolest Coolest since: 1977 1917
47th Warmest Warmest since: 1958 2016
Ties: 1958
Oct 1976–Sep 1978
24-Month
39.56°F
(4.20°C)
40.04°F
(4.47°C)
-0.48°F
(-0.27°C)
21st Coolest Coolest since: 1971 1918
105th Warmest Warmest since: 1977 2017
Oct 1975–Sep 1978
36-Month
39.73°F
(4.29°C)
40.02°F
(4.46°C)
-0.29°F
(-0.17°C)
35th Coolest Coolest since: 1977 1918
90th Warmest Warmest since: 1976 2017, 2018
Oct 1974–Sep 1978
48-Month
39.74°F
(4.30°C)
40.01°F
(4.45°C)
-0.27°F
(-0.15°C)
32nd Coolest Coolest since: 1971 1918
92nd Warmest Warmest since: 1977 2018
Ties: 1929, 1963
Oct 1973–Sep 1978
60-Month
39.88°F
(4.38°C)
40.00°F
(4.44°C)
-0.12°F
(-0.06°C)
47th Coolest Coolest since: 1973 1920
76th Warmest Warmest since: 1977 2019, 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 22, 2022 from https://www.ncdc.noaa.gov/cag/