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


Contiguous U.S.

Maximum Temperature Rankings, September 2017

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2017
1-Month
78.76°F
(25.98°C)
77.81°F
(25.45°C)
0.95°F
(0.53°C)
82nd Coolest Coolest since: 2014 1965
46th Warmest Warmest since: 2016 1998
Aug–Sep 2017
2-Month
81.52°F
(27.51°C)
81.48°F
(27.49°C)
0.04°F
(0.02°C)
57th Coolest Coolest since: 2014 1965
71st Warmest Warmest since: 2016 1998
Ties: 1981
Jul–Sep 2017
3-Month
83.86°F
(28.81°C)
83.20°F
(28.44°C)
0.66°F
(0.37°C)
86th Coolest Coolest since: 2014 1912
42nd Warmest Warmest since: 2016 1936
Ties: 2006
Jun–Sep 2017
4-Month
83.71°F
(28.73°C)
82.74°F
(28.19°C)
0.97°F
(0.54°C)
94th Coolest Coolest since: 2014 1915
34th Warmest Warmest since: 2016 1936
May–Sep 2017
5-Month
81.62°F
(27.57°C)
80.78°F
(27.10°C)
0.84°F
(0.47°C)
98th Coolest Coolest since: 2014 1915
30th Warmest Warmest since: 2016 1936
Apr–Sep 2017
6-Month
79.00°F
(26.11°C)
77.90°F
(25.50°C)
1.10°F
(0.61°C)
100th Coolest Coolest since: 2014 1907
28th Warmest Warmest since: 2016 2012
Mar–Sep 2017
7-Month
75.97°F
(24.43°C)
74.35°F
(23.53°C)
1.62°F
(0.90°C)
112th Coolest Coolest since: 2014 1912
16th Warmest Warmest since: 2016 2012
Feb–Sep 2017
8-Month
72.99°F
(22.77°C)
70.65°F
(21.47°C)
2.34°F
(1.30°C)
123rd Coolest Coolest since: 2015 1912
5th Warmest Warmest since: 2016 2012
Jan–Sep 2017
9-Month
69.63°F
(20.91°C)
67.30°F
(19.61°C)
2.33°F
(1.30°C)
122nd Coolest Coolest since: 2015 1912
6th Warmest Warmest since: 2016 2012
Dec 2016–Sep 2017
10-Month
66.94°F
(19.41°C)
64.86°F
(18.26°C)
2.08°F
(1.15°C)
120th Coolest Coolest since: 2015 1912
7th Warmest Warmest since: 2016 2012
Nov 2016–Sep 2017
11-Month
66.26°F
(19.03°C)
63.75°F
(17.64°C)
2.51°F
(1.39°C)
121st Coolest Coolest since: 2015 1912
6th Warmest Warmest since: 2016 2012
Oct 2016–Sep 2017
12-Month
66.57°F
(19.21°C)
64.01°F
(17.78°C)
2.56°F
(1.43°C)
122nd Coolest Coolest since: 2015 1912
5th Warmest Warmest since: 2016 2012
Apr 2016–Sep 2017
18-Month
70.83°F
(21.57°C)
68.64°F
(20.36°C)
2.19°F
(1.21°C)
123rd Coolest Coolest since: 2015 1912
4th Warmest Warmest since: 2016 2012
Oct 2015–Sep 2017
24-Month
66.64°F
(19.24°C)
63.99°F
(17.77°C)
2.65°F
(1.47°C)
125th Coolest Coolest since: 2016 1913
1st Warmest Warmest to Date 2017
Oct 2014–Sep 2017
36-Month
66.25°F
(19.03°C)
63.98°F
(17.77°C)
2.27°F
(1.26°C)
123rd Coolest Coolest since: 2016 1917
2nd Warmest Warmest to Date 2018
Oct 2013–Sep 2017
48-Month
65.65°F
(18.69°C)
63.97°F
(17.76°C)
1.68°F
(0.93°C)
120th Coolest Coolest since: 2016 1915
4th Warmest Warmest since: 2002 2018
Oct 2012–Sep 2017
60-Month
65.49°F
(18.61°C)
63.96°F
(17.76°C)
1.53°F
(0.85°C)
116th Coolest Coolest since: 2015 1907
7th Warmest Warmest since: 2016 2016
Ties: 2003

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2021, retrieved on October 18, 2021 from https://www.ncdc.noaa.gov/cag/