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 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Minimum Temperature Rankings, September 2017

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 2017
1-Month
53.76°F
(12.09°C)
51.90°F
(11.06°C)
1.86°F
(1.03°C)
109th Coolest Coolest since: 2012 1918
18th Warmest Warmest since: 2016 2019
Aug–Sep 2017
2-Month
56.76°F
(13.76°C)
55.48°F
(13.04°C)
1.28°F
(0.72°C)
104th Coolest Coolest since: 2012 1974
23rd Warmest Warmest since: 2016 2019
Jul–Sep 2017
3-Month
58.79°F
(14.88°C)
57.16°F
(13.98°C)
1.63°F
(0.90°C)
113th Coolest Coolest since: 2014 1924
14th Warmest Warmest since: 2016 1998
Jun–Sep 2017
4-Month
58.46°F
(14.70°C)
56.78°F
(13.77°C)
1.68°F
(0.93°C)
115th Coolest Coolest since: 2014 1903
12th Warmest Warmest since: 2016 2018
May–Sep 2017
5-Month
56.34°F
(13.52°C)
54.92°F
(12.73°C)
1.42°F
(0.79°C)
114th Coolest Coolest since: 2014 1907, 1924
13th Warmest Warmest since: 2016 2018
Apr–Sep 2017
6-Month
53.89°F
(12.16°C)
52.19°F
(11.22°C)
1.70°F
(0.94°C)
119th Coolest Coolest since: 2014 1907
8th Warmest Warmest since: 2016 2018
Mar–Sep 2017
7-Month
51.12°F
(10.62°C)
49.02°F
(9.46°C)
2.10°F
(1.16°C)
122nd Coolest Coolest since: 2014 1917
5th Warmest Warmest since: 2016 2012
Feb–Sep 2017
8-Month
48.50°F
(9.17°C)
45.74°F
(7.63°C)
2.76°F
(1.54°C)
124th Coolest Coolest since: 2015 1917
3rd Warmest Warmest since: 2016 2012
Jan–Sep 2017
9-Month
45.82°F
(7.68°C)
42.86°F
(6.03°C)
2.96°F
(1.65°C)
125th Coolest Coolest since: 2016 1917
2nd Warmest Warmest since: 2016 2012
Ties: 2016
Dec 2016–Sep 2017
10-Month
43.57°F
(6.43°C)
40.84°F
(4.91°C)
2.73°F
(1.52°C)
123rd Coolest Coolest since: 2015 1917
3rd Warmest Warmest since: 2016 2016
Nov 2016–Sep 2017
11-Month
42.91°F
(6.06°C)
39.92°F
(4.40°C)
2.99°F
(1.66°C)
123rd Coolest Coolest since: 2015 1917
3rd Warmest Warmest since: 2016 2016
Oct 2016–Sep 2017
12-Month
43.13°F
(6.18°C)
40.04°F
(4.47°C)
3.09°F
(1.71°C)
124th Coolest Coolest since: 2015 1917
2nd Warmest Warmest since: 2016 2016
Apr 2016–Sep 2017
18-Month
46.87°F
(8.26°C)
44.09°F
(6.72°C)
2.78°F
(1.54°C)
124th Coolest Coolest since: 2015 1917
2nd Warmest Warmest since: 2016 2016
Oct 2015–Sep 2017
24-Month
43.27°F
(6.26°C)
40.04°F
(4.47°C)
3.23°F
(1.79°C)
124th Coolest Coolest since: 2016 1918
1st Warmest Warmest to Date 2017
Oct 2014–Sep 2017
36-Month
42.87°F
(6.04°C)
40.02°F
(4.46°C)
2.85°F
(1.58°C)
123rd Coolest Coolest since: 2016 1918
1st Warmest Warmest to Date 2017, 2018
Ties: 2018
Oct 2013–Sep 2017
48-Month
42.17°F
(5.65°C)
40.01°F
(4.45°C)
2.16°F
(1.20°C)
119th Coolest Coolest since: 2016 1918
4th Warmest Warmest to Date 2018
Oct 2012–Sep 2017
60-Month
41.99°F
(5.55°C)
40.00°F
(4.44°C)
1.99°F
(1.11°C)
118th Coolest Coolest since: 2016 1920
4th Warmest Warmest to Date 2019, 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2020, retrieved on October 23, 2020 from https://www.ncdc.noaa.gov/cag/