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


Contiguous U.S.

Minimum Temperature Rankings, September 1900

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1900
1-Month
53.26°F
(11.81°C)
51.90°F
(11.06°C)
1.36°F
(0.75°C)
100th Coolest Coolest since: 1899 1918
28th Warmest Warmest to Date 2019
Ties: 1938
Aug–Sep 1900
2-Month
56.57°F
(13.65°C)
55.48°F
(13.04°C)
1.09°F
(0.61°C)
98th Coolest Coolest since: 1899 1974
30th Warmest Warmest to Date 2019
Jul–Sep 1900
3-Month
57.75°F
(14.31°C)
57.16°F
(13.98°C)
0.59°F
(0.33°C)
88th Coolest Coolest since: 1899 1924
40th Warmest Warmest to Date 1998
Jun–Sep 1900
4-Month
57.58°F
(14.21°C)
56.78°F
(13.77°C)
0.80°F
(0.44°C)
99th Coolest Coolest since: 1899 1903
29th Warmest Warmest to Date 2021
Ties: 1994
May–Sep 1900
5-Month
55.78°F
(13.21°C)
54.91°F
(12.73°C)
0.87°F
(0.48°C)
98th Coolest Coolest since: 1899 1907, 1924
30th Warmest Warmest to Date 2018
Apr–Sep 1900
6-Month
53.13°F
(11.74°C)
52.20°F
(11.22°C)
0.93°F
(0.52°C)
101st Coolest Coolest since: 1899 1907
27th Warmest Warmest to Date 2018
Ties: 1990
Mar–Sep 1900
7-Month
49.76°F
(9.87°C)
49.03°F
(9.46°C)
0.73°F
(0.41°C)
95th Coolest Coolest since: 1899 1917
33rd Warmest Warmest to Date 2012
Feb–Sep 1900
8-Month
45.96°F
(7.76°C)
45.75°F
(7.64°C)
0.21°F
(0.12°C)
72nd Coolest Coolest since: 1899 1917
56th Warmest Warmest since: 1898 2012
Ties: 1919
Jan–Sep 1900
9-Month
43.51°F
(6.39°C)
42.86°F
(6.03°C)
0.65°F
(0.36°C)
89th Coolest Coolest since: 1899 1917
39th Warmest Warmest to Date 2012
Dec 1899–Sep 1900
10-Month
41.33°F
(5.18°C)
40.84°F
(4.91°C)
0.49°F
(0.27°C)
81st Coolest Coolest since: 1899 1917
46th Warmest Warmest to Date 2016
Nov 1899–Sep 1900
11-Month
40.66°F
(4.81°C)
39.92°F
(4.40°C)
0.74°F
(0.41°C)
93rd Coolest Coolest since: 1899 1917
34th Warmest Warmest to Date 2016
Oct 1899–Sep 1900
12-Month
40.77°F
(4.87°C)
40.04°F
(4.47°C)
0.73°F
(0.40°C)
91st Coolest Coolest since: 1899 1917
36th Warmest Warmest to Date 2016
Apr 1899–Sep 1900
18-Month
44.45°F
(6.92°C)
44.10°F
(6.72°C)
0.35°F
(0.20°C)
81st Coolest Coolest since: 1899 1917
46th Warmest Warmest to Date 2016
Oct 1898–Sep 1900
24-Month
39.41°F
(4.12°C)
40.04°F
(4.47°C)
-0.63°F
(-0.35°C)
11th Coolest Coolest since: 1899 1918
115th Warmest Warmest since: 1898 2017
Ties: 1929, 1950
Oct 1897–Sep 1900
36-Month
39.67°F
(4.26°C)
40.03°F
(4.46°C)
-0.36°F
(-0.20°C)
27th Coolest Coolest since: 1899 1918
98th Warmest Warmest since: 1898 2017, 2018
Ties: 1907
Oct 1896–Sep 1900
48-Month
39.68°F
(4.27°C)
40.01°F
(4.45°C)
-0.33°F
(-0.18°C)
26th Coolest Coolest since: 1899 1918
98th Warmest Warmest to Date 2018
Ties: 1926
Oct 1895–Sep 1900
60-Month
39.69°F
(4.27°C)
40.00°F
(4.44°C)
-0.31°F
(-0.17°C)
25th Coolest Coolest to Date 1920
98th Warmest Warmest to Date 2019, 2020
Ties: 1953, 1972

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2021, retrieved on December 6, 2021 from https://www.ncdc.noaa.gov/cag/