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 1899

View Period (Months):All12345678910111218243648
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1899
1-Month
50.61°F
(10.34°C)
51.90°F
(11.06°C)
-1.29°F
(-0.72°C)
18th Coolest Coolest since: 1896 1918
110th Warmest Warmest since: 1898 2019
Aug–Sep 1899
2-Month
54.65°F
(12.58°C)
55.48°F
(13.04°C)
-0.83°F
(-0.46°C)
23rd Coolest Coolest to Date 1974
105th Warmest Warmest since: 1898 2019
Jul–Sep 1899
3-Month
56.39°F
(13.55°C)
57.16°F
(13.98°C)
-0.77°F
(-0.43°C)
20th Coolest Coolest to Date 1924
108th Warmest Warmest since: 1898 1998
Jun–Sep 1899
4-Month
56.23°F
(13.46°C)
56.78°F
(13.77°C)
-0.55°F
(-0.31°C)
28th Coolest Coolest since: 1895 1903
100th Warmest Warmest since: 1898 2021
Ties: 1975
May–Sep 1899
5-Month
54.50°F
(12.50°C)
54.91°F
(12.73°C)
-0.41°F
(-0.23°C)
29th Coolest Coolest since: 1895 1907, 1924
99th Warmest Warmest since: 1898 2018
Ties: 1918
Apr–Sep 1899
6-Month
51.79°F
(10.99°C)
52.20°F
(11.22°C)
-0.41°F
(-0.23°C)
29th Coolest Coolest since: 1895 1907
99th Warmest Warmest since: 1898 2018
Ties: 1927
Mar–Sep 1899
7-Month
48.16°F
(8.98°C)
49.03°F
(9.46°C)
-0.87°F
(-0.48°C)
12th Coolest Coolest to Date 1917
116th Warmest Warmest since: 1898 2012
Feb–Sep 1899
8-Month
43.97°F
(6.65°C)
45.75°F
(7.64°C)
-1.78°F
(-0.99°C)
2nd Coolest Coolest to Date 1917
126th Warmest Warmest since: 1898 2012
Jan–Sep 1899
9-Month
41.25°F
(5.14°C)
42.86°F
(6.03°C)
-1.61°F
(-0.89°C)
5th Coolest Coolest since: 1895 1917
123rd Warmest Warmest since: 1898 2012
Dec 1898–Sep 1899
10-Month
38.97°F
(3.87°C)
40.84°F
(4.91°C)
-1.87°F
(-1.04°C)
2nd Coolest Coolest to Date 1917
125th Warmest Warmest since: 1898 2016
Nov 1898–Sep 1899
11-Month
37.90°F
(3.28°C)
39.91°F
(4.39°C)
-2.01°F
(-1.11°C)
2nd Coolest Coolest to Date 1917
125th Warmest Warmest since: 1898 2016
Oct 1898–Sep 1899
12-Month
38.04°F
(3.36°C)
40.04°F
(4.47°C)
-2.00°F
(-1.11°C)
2nd Coolest Coolest to Date 1917
125th Warmest Warmest since: 1898 2016
Apr 1898–Sep 1899
18-Month
42.86°F
(6.03°C)
44.09°F
(6.72°C)
-1.23°F
(-0.69°C)
4th Coolest Coolest to Date 1917
123rd Warmest Warmest since: 1898 2016
Oct 1897–Sep 1899
24-Month
39.11°F
(3.95°C)
40.03°F
(4.46°C)
-0.92°F
(-0.51°C)
6th Coolest Coolest to Date 1918
120th Warmest Warmest since: 1898 2017
Oct 1896–Sep 1899
36-Month
39.32°F
(4.07°C)
40.02°F
(4.46°C)
-0.70°F
(-0.39°C)
10th Coolest Coolest to Date 1918
115th Warmest Warmest since: 1898 2017, 2018
Oct 1895–Sep 1899
48-Month
39.41°F
(4.12°C)
40.00°F
(4.44°C)
-0.59°F
(-0.32°C)
10th Coolest Coolest to Date 1918
114th Warmest Warmest to Date 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2021, retrieved on December 5, 2021 from https://www.ncdc.noaa.gov/cag/