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 August 2019. 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
Amomaly Rank
(1895-2018)
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
70th 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
77th 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
88th 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
81st 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
85th 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
83rd 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
108th 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
122nd 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
121st 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
120th 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
121st 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
121st 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
120th 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
117th 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
114th 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
113th Warmest Warmest to Date 2018
Ties: 1919

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/