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 2018

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 2018
1-Month
55.71°F
(13.17°C)
51.90°F
(11.06°C)
3.81°F
(2.11°C)
123rd Coolest Coolest since: 2017 1918
4th Warmest Warmest since: 2015 2019
Aug–Sep 2018
2-Month
58.38°F
(14.66°C)
55.48°F
(13.04°C)
2.90°F
(1.62°C)
124th Coolest Coolest since: 2017 1974
3rd Warmest Warmest since: 1998 2019
Jul–Sep 2018
3-Month
59.81°F
(15.45°C)
57.16°F
(13.98°C)
2.65°F
(1.47°C)
124th Coolest Coolest since: 2017 1924
3rd Warmest Warmest since: 1998 1998
Jun–Sep 2018
4-Month
59.59°F
(15.33°C)
56.78°F
(13.77°C)
2.81°F
(1.56°C)
126th Coolest Coolest since: 2017 1903
1st Warmest Warmest to Date 2018
May–Sep 2018
5-Month
58.19°F
(14.55°C)
54.91°F
(12.73°C)
3.28°F
(1.82°C)
126th Coolest Coolest since: 2017 1907, 1924
1st Warmest Warmest to Date 2018
Apr–Sep 2018
6-Month
54.53°F
(12.52°C)
52.20°F
(11.22°C)
2.33°F
(1.30°C)
126th Coolest Coolest since: 2017 1907
1st Warmest Warmest to Date 2018
Mar–Sep 2018
7-Month
51.23°F
(10.68°C)
49.02°F
(9.46°C)
2.21°F
(1.22°C)
123rd Coolest Coolest since: 2017 1917
4th Warmest Warmest since: 2016 2012
Feb–Sep 2018
8-Month
47.87°F
(8.82°C)
45.75°F
(7.64°C)
2.12°F
(1.18°C)
122nd Coolest Coolest since: 2015 1917
5th Warmest Warmest since: 2017 2012
Jan–Sep 2018
9-Month
44.90°F
(7.17°C)
42.86°F
(6.03°C)
2.04°F
(1.14°C)
119th Coolest Coolest since: 2015 1917
8th Warmest Warmest since: 2017 2012
Dec 2017–Sep 2018
10-Month
42.79°F
(5.99°C)
40.84°F
(4.91°C)
1.95°F
(1.08°C)
117th Coolest Coolest since: 2014 1917
9th Warmest Warmest since: 2017 2016
Nov 2017–Sep 2018
11-Month
41.98°F
(5.54°C)
39.92°F
(4.40°C)
2.06°F
(1.14°C)
119th Coolest Coolest since: 2015 1917
7th Warmest Warmest since: 2017 2016
Oct 2017–Sep 2018
12-Month
42.06°F
(5.59°C)
40.05°F
(4.47°C)
2.01°F
(1.12°C)
117th Coolest Coolest since: 2014 1917
9th Warmest Warmest since: 2017 2016
Apr 2017–Sep 2018
18-Month
46.00°F
(7.78°C)
44.09°F
(6.72°C)
1.91°F
(1.06°C)
121st Coolest Coolest since: 2015 1917
5th Warmest Warmest since: 2017 2016
Oct 2016–Sep 2018
24-Month
42.59°F
(5.88°C)
40.03°F
(4.46°C)
2.56°F
(1.42°C)
122nd Coolest Coolest since: 2015 1918
3rd Warmest Warmest since: 2017 2017
Oct 2015–Sep 2018
36-Month
42.87°F
(6.04°C)
40.03°F
(4.46°C)
2.84°F
(1.58°C)
123rd Coolest Coolest since: 2017 1918
1st Warmest Warmest since: 2017 2017, 2018
Ties: 2017
Oct 2014–Sep 2018
48-Month
42.67°F
(5.93°C)
40.01°F
(4.45°C)
2.66°F
(1.48°C)
122nd Coolest Coolest since: 2017 1918
1st Warmest Warmest to Date 2018
Oct 2013–Sep 2018
60-Month
42.15°F
(5.64°C)
40.00°F
(4.44°C)
2.15°F
(1.20°C)
119th Coolest Coolest since: 2017 1920
3rd 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/