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 October 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Average 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
65.84°F
(18.80°C)
64.86°F
(18.26°C)
0.98°F
(0.54°C)
85th Coolest Coolest since: 1976 1965
43rd Warmest Warmest since: 1977 1998
Aug–Sep 1978
2-Month
68.82°F
(20.46°C)
68.48°F
(20.27°C)
0.34°F
(0.19°C)
68th Coolest Coolest since: 1976 1974
60th Warmest Warmest since: 1977 1998
Jul–Sep 1978
3-Month
70.48°F
(21.38°C)
70.19°F
(21.22°C)
0.29°F
(0.16°C)
71st Coolest Coolest since: 1976 1950
57th Warmest Warmest since: 1977 1998
Jun–Sep 1978
4-Month
70.10°F
(21.17°C)
69.77°F
(20.98°C)
0.33°F
(0.19°C)
70th Coolest Coolest since: 1976 1903
58th Warmest Warmest since: 1977 2021
Ties: 1911
May–Sep 1978
5-Month
68.02°F
(20.01°C)
67.85°F
(19.92°C)
0.17°F
(0.09°C)
58th Coolest Coolest since: 1976 1907
70th Warmest Warmest since: 1977 2018
Apr–Sep 1978
6-Month
65.28°F
(18.49°C)
65.05°F
(18.36°C)
0.23°F
(0.13°C)
66th Coolest Coolest since: 1976 1907
62nd Warmest Warmest since: 1977 2012
Ties: 1901
Mar–Sep 1978
7-Month
61.86°F
(16.59°C)
61.69°F
(16.49°C)
0.17°F
(0.10°C)
68th Coolest Coolest since: 1976 1912
60th Warmest Warmest since: 1977 2012
Ties: 1905
Feb–Sep 1978
8-Month
57.63°F
(14.24°C)
58.21°F
(14.56°C)
-0.58°F
(-0.32°C)
29th Coolest Coolest since: 1975 1917
99th Warmest Warmest since: 1977 2012
Jan–Sep 1978
9-Month
54.10°F
(12.28°C)
55.09°F
(12.83°C)
-0.99°F
(-0.55°C)
16th Coolest Coolest since: 1975 1912
112th Warmest Warmest since: 1977 2012
Dec 1977–Sep 1978
10-Month
52.01°F
(11.12°C)
52.85°F
(11.58°C)
-0.84°F
(-0.46°C)
17th Coolest Coolest since: 1965 1917
110th Warmest Warmest since: 1977 2012
Nov 1977–Sep 1978
11-Month
51.18°F
(10.66°C)
51.84°F
(11.02°C)
-0.66°F
(-0.36°C)
17th Coolest Coolest since: 1975 1912
110th Warmest Warmest since: 1977 2012
Ties: 1948
Oct 1977–Sep 1978
12-Month
51.42°F
(10.79°C)
52.03°F
(11.13°C)
-0.61°F
(-0.34°C)
22nd Coolest Coolest since: 1975 1912
105th Warmest Warmest since: 1977 2012
Apr 1977–Sep 1978
18-Month
56.40°F
(13.56°C)
56.37°F
(13.54°C)
0.03°F
(0.02°C)
57th Coolest Coolest since: 1977 1917
70th Warmest Warmest since: 1974 2012
Ties: 1944, 1956
Oct 1976–Sep 1978
24-Month
51.54°F
(10.86°C)
52.02°F
(11.12°C)
-0.48°F
(-0.26°C)
22nd Coolest Coolest since: 1971 1913, 1918
104th Warmest Warmest since: 1977 2017
Oct 1975–Sep 1978
36-Month
51.85°F
(11.03°C)
52.00°F
(11.11°C)
-0.15°F
(-0.08°C)
46th Coolest Coolest since: 1977 1917
79th Warmest Warmest since: 1976 2018
Oct 1974–Sep 1978
48-Month
51.73°F
(10.96°C)
51.99°F
(11.11°C)
-0.26°F
(-0.15°C)
31st Coolest Coolest since: 1973 1918
93rd Warmest Warmest since: 1977 2018
Ties: 1901, 1950, 1967
Oct 1973–Sep 1978
60-Month
51.88°F
(11.04°C)
51.98°F
(11.10°C)
-0.10°F
(-0.06°C)
48th Coolest Coolest since: 1977 1920
75th Warmest Warmest since: 1976 2020
Ties: 1950

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2021, retrieved on December 7, 2021 from https://www.ncdc.noaa.gov/cag/