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


Contiguous U.S.

Minimum Temperature Rankings, September 1898

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1898
1-Month
52.23°F
(11.24°C)
51.90°F
(11.06°C)
0.33°F
(0.18°C)
66th Coolest Coolest since: 1896 1918
62nd Warmest Warmest since: 1897 2019
Ties: 1972
Aug–Sep 1898
2-Month
56.11°F
(13.39°C)
55.48°F
(13.04°C)
0.63°F
(0.35°C)
82nd Coolest Coolest since: 1897 1974
46th Warmest Warmest to Date 2019
Jul–Sep 1898
3-Month
57.51°F
(14.17°C)
57.16°F
(13.98°C)
0.35°F
(0.19°C)
72nd Coolest Coolest since: 1897 1924
56th Warmest Warmest to Date 1998
Ties: 1922
Jun–Sep 1898
4-Month
57.30°F
(14.06°C)
56.78°F
(13.77°C)
0.52°F
(0.29°C)
82nd Coolest Coolest since: 1897 1903
46th Warmest Warmest to Date 2021
Ties: 1995, 1996
May–Sep 1898
5-Month
55.40°F
(13.00°C)
54.91°F
(12.73°C)
0.49°F
(0.27°C)
82nd Coolest Coolest since: 1897 1907, 1924
46th Warmest Warmest since: 1896 2018
Apr–Sep 1898
6-Month
52.51°F
(11.39°C)
52.20°F
(11.22°C)
0.31°F
(0.17°C)
70th Coolest Coolest since: 1897 1907
58th Warmest Warmest since: 1896 2018
Mar–Sep 1898
7-Month
49.26°F
(9.59°C)
49.02°F
(9.46°C)
0.24°F
(0.13°C)
70th Coolest Coolest since: 1897 1917
58th Warmest Warmest to Date 2012
Feb–Sep 1898
8-Month
46.10°F
(7.83°C)
45.75°F
(7.64°C)
0.35°F
(0.19°C)
78th Coolest Coolest since: 1897 1917
50th Warmest Warmest to Date 2012
Jan–Sep 1898
9-Month
43.26°F
(6.26°C)
42.86°F
(6.03°C)
0.40°F
(0.23°C)
79th Coolest Coolest since: 1897 1917
49th Warmest Warmest since: 1896 2012
Ties: 1977
Dec 1897–Sep 1898
10-Month
41.02°F
(5.01°C)
40.84°F
(4.91°C)
0.18°F
(0.10°C)
73rd Coolest Coolest since: 1897 1917
54th Warmest Warmest since: 1896 2016
Ties: 1988
Nov 1897–Sep 1898
11-Month
39.97°F
(4.43°C)
39.91°F
(4.39°C)
0.06°F
(0.04°C)
68th Coolest Coolest since: 1897 1917
59th Warmest Warmest to Date 2016
Ties: 1996
Oct 1897–Sep 1898
12-Month
40.19°F
(4.55°C)
40.05°F
(4.47°C)
0.14°F
(0.08°C)
68th Coolest Coolest since: 1897 1917
59th Warmest Warmest to Date 2016
Ties: 1988
Apr 1897–Sep 1898
18-Month
44.19°F
(6.77°C)
44.10°F
(6.72°C)
0.09°F
(0.05°C)
64th Coolest Coolest since: 1897 1917
63rd Warmest Warmest to Date 2016
Oct 1896–Sep 1898
24-Month
39.96°F
(4.42°C)
40.04°F
(4.47°C)
-0.08°F
(-0.05°C)
53rd Coolest Coolest since: 1897 1918
73rd Warmest Warmest to Date 2017
Oct 1895–Sep 1898
36-Month
39.87°F
(4.37°C)
40.02°F
(4.46°C)
-0.15°F
(-0.09°C)
46th Coolest Coolest to Date 1918
79th Warmest Warmest to Date 2017, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 28, 2022 from https://www.ncdc.noaa.gov/cag/