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 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Average Temperature Rankings, September 2015

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 2015
1-Month
68.54°F
(20.30°C)
64.86°F
(18.26°C)
3.68°F
(2.04°C)
124th Coolest Coolest since: 2014 1965
2nd Warmest Warmest since: 1998 1998
Aug–Sep 2015
2-Month
70.74°F
(21.52°C)
68.47°F
(20.26°C)
2.27°F
(1.26°C)
123rd Coolest Coolest since: 2014 1974
3rd Warmest Warmest since: 1998 1998
Jul–Sep 2015
3-Month
71.80°F
(22.11°C)
70.19°F
(21.22°C)
1.61°F
(0.89°C)
114th Coolest Coolest since: 2014 1950
12th Warmest Warmest since: 2012 1998
Jun–Sep 2015
4-Month
71.70°F
(22.06°C)
69.77°F
(20.98°C)
1.93°F
(1.08°C)
120th Coolest Coolest since: 2014 1903
6th Warmest Warmest since: 2012 1936
May–Sep 2015
5-Month
69.52°F
(20.84°C)
67.85°F
(19.92°C)
1.67°F
(0.92°C)
118th Coolest Coolest since: 2014 1907
8th Warmest Warmest since: 2012 2018
Apr–Sep 2015
6-Month
66.81°F
(19.34°C)
65.05°F
(18.36°C)
1.76°F
(0.98°C)
119th Coolest Coolest since: 2014 1907
7th Warmest Warmest since: 2012 2012
Mar–Sep 2015
7-Month
63.75°F
(17.64°C)
61.69°F
(16.49°C)
2.06°F
(1.15°C)
123rd Coolest Coolest since: 2014 1912
3rd Warmest Warmest since: 2012 2012
Feb–Sep 2015
8-Month
59.91°F
(15.51°C)
58.21°F
(14.56°C)
1.70°F
(0.95°C)
117th Coolest Coolest since: 2014 1917
9th Warmest Warmest since: 2012 2012
Jan–Sep 2015
9-Month
56.92°F
(13.84°C)
55.08°F
(12.82°C)
1.84°F
(1.02°C)
115th Coolest Coolest since: 2014 1912
11th Warmest Warmest since: 2012 2012
Dec 2014–Sep 2015
10-Month
54.91°F
(12.73°C)
52.85°F
(11.58°C)
2.06°F
(1.15°C)
117th Coolest Coolest since: 2014 1917
8th Warmest Warmest since: 2012 2012
Nov 2014–Sep 2015
11-Month
53.49°F
(11.94°C)
51.84°F
(11.02°C)
1.65°F
(0.92°C)
113th Coolest Coolest since: 2014 1912
12th Warmest Warmest since: 2012 2012
Oct 2014–Sep 2015
12-Month
53.78°F
(12.10°C)
52.03°F
(11.13°C)
1.75°F
(0.97°C)
116th Coolest Coolest since: 2014 1912
9th Warmest Warmest since: 2012 2012
Apr 2014–Sep 2015
18-Month
57.76°F
(14.31°C)
56.37°F
(13.54°C)
1.39°F
(0.77°C)
113th Coolest Coolest since: 2014 1917
12th Warmest Warmest since: 2013 2012
Oct 2013–Sep 2015
24-Month
52.87°F
(11.59°C)
52.02°F
(11.12°C)
0.85°F
(0.47°C)
98th Coolest Coolest since: 2014 1913, 1918
26th Warmest Warmest since: 2013 2017
Ties: 1998
Oct 2012–Sep 2015
36-Month
52.94°F
(11.63°C)
52.01°F
(11.12°C)
0.93°F
(0.51°C)
101st Coolest Coolest since: 2011 1917
22nd Warmest Warmest since: 2014 2018
Oct 2011–Sep 2015
48-Month
53.53°F
(11.96°C)
51.99°F
(11.11°C)
1.54°F
(0.85°C)
114th Coolest Coolest since: 2014 1918
8th Warmest Warmest since: 2008 2018
Oct 2010–Sep 2015
60-Month
53.41°F
(11.89°C)
51.99°F
(11.11°C)
1.42°F
(0.78°C)
111th Coolest Coolest since: 2014 1920
10th Warmest Warmest since: 2008 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2020, retrieved on September 29, 2020 from https://www.ncdc.noaa.gov/cag/