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 June 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Average Temperature Rankings, September 1899

View Period (Months):All12345678910111218243648
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1899
1-Month
64.80°F
(18.22°C)
64.86°F
(18.26°C)
-0.06°F
(-0.04°C)
55th Coolest Coolest since: 1896 1965
71st Warmest Warmest since: 1898 1998
Ties: 1935
Aug–Sep 1899
2-Month
68.27°F
(20.15°C)
68.48°F
(20.27°C)
-0.21°F
(-0.12°C)
48th Coolest Coolest since: 1896 1974
78th Warmest Warmest since: 1898 1998
Jul–Sep 1899
3-Month
69.87°F
(21.04°C)
70.19°F
(21.22°C)
-0.32°F
(-0.18°C)
37th Coolest Coolest since: 1896 1950
89th Warmest Warmest since: 1898 1998
Ties: 1916, 1989
Jun–Sep 1899
4-Month
69.57°F
(20.87°C)
69.77°F
(20.98°C)
-0.20°F
(-0.11°C)
44th Coolest Coolest since: 1895 1903
82nd Warmest Warmest since: 1898 1936
May–Sep 1899
5-Month
67.63°F
(19.79°C)
67.85°F
(19.92°C)
-0.22°F
(-0.13°C)
40th Coolest Coolest since: 1895 1907
86th Warmest Warmest since: 1898 2018
Ties: 1984
Apr–Sep 1899
6-Month
64.80°F
(18.22°C)
65.06°F
(18.37°C)
-0.26°F
(-0.15°C)
42nd Coolest Coolest to Date 1907
84th Warmest Warmest since: 1898 2012
Mar–Sep 1899
7-Month
60.92°F
(16.07°C)
61.69°F
(16.49°C)
-0.77°F
(-0.42°C)
17th Coolest Coolest to Date 1912
109th Warmest Warmest since: 1898 2012
Feb–Sep 1899
8-Month
56.49°F
(13.61°C)
58.21°F
(14.56°C)
-1.72°F
(-0.95°C)
3rd Coolest Coolest to Date 1917
123rd Warmest Warmest since: 1898 2012
Ties: 1903
Jan–Sep 1899
9-Month
53.51°F
(11.95°C)
55.08°F
(12.82°C)
-1.57°F
(-0.87°C)
4th Coolest Coolest to Date 1912
122nd Warmest Warmest since: 1898 2012
Dec 1898–Sep 1899
10-Month
51.03°F
(10.57°C)
52.85°F
(11.58°C)
-1.82°F
(-1.01°C)
4th Coolest Coolest to Date 1917
121st Warmest Warmest since: 1898 2012
Nov 1898–Sep 1899
11-Month
49.88°F
(9.93°C)
51.84°F
(11.02°C)
-1.96°F
(-1.09°C)
3rd Coolest Coolest to Date 1912
122nd Warmest Warmest since: 1898 2012
Oct 1898–Sep 1899
12-Month
50.01°F
(10.01°C)
52.03°F
(11.13°C)
-2.02°F
(-1.12°C)
3rd Coolest Coolest to Date 1912
122nd Warmest Warmest since: 1898 2012
Apr 1898–Sep 1899
18-Month
55.09°F
(12.83°C)
56.36°F
(13.53°C)
-1.27°F
(-0.70°C)
4th Coolest Coolest to Date 1917
121st Warmest Warmest since: 1898 2012
Oct 1897–Sep 1899
24-Month
51.06°F
(10.59°C)
52.01°F
(11.12°C)
-0.95°F
(-0.53°C)
6th Coolest Coolest to Date 1913, 1918
118th Warmest Warmest since: 1898 2017
Oct 1896–Sep 1899
36-Month
51.20°F
(10.67°C)
52.00°F
(11.11°C)
-0.80°F
(-0.44°C)
8th Coolest Coolest to Date 1917
115th Warmest Warmest since: 1898 2018
Ties: 1906
Oct 1895–Sep 1899
48-Month
51.31°F
(10.73°C)
51.99°F
(11.11°C)
-0.68°F
(-0.38°C)
8th Coolest Coolest to Date 1918
114th Warmest Warmest to Date 2018
Ties: 1919

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2020, retrieved on July 10, 2020 from https://www.ncdc.noaa.gov/cag/