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 1915

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1915
1-Month
52.30°F
(11.28°C)
51.90°F
(11.06°C)
0.40°F
(0.22°C)
69th Coolest Coolest since: 1914 1918
59th Warmest Warmest since: 1911 2019
Ties: 1937
Aug–Sep 1915
2-Month
54.86°F
(12.70°C)
55.47°F
(13.04°C)
-0.61°F
(-0.34°C)
30th Coolest Coolest since: 1912 1974
98th Warmest Warmest since: 1914 2019
Ties: 1896, 1929
Jul–Sep 1915
3-Month
56.15°F
(13.42°C)
57.16°F
(13.98°C)
-1.01°F
(-0.56°C)
10th Coolest Coolest since: 1912 1924
118th Warmest Warmest since: 1914 1998
Jun–Sep 1915
4-Month
55.47°F
(13.04°C)
56.78°F
(13.77°C)
-1.31°F
(-0.73°C)
5th Coolest Coolest since: 1903 1903
123rd Warmest Warmest since: 1914 2021
May–Sep 1915
5-Month
53.69°F
(12.05°C)
54.91°F
(12.73°C)
-1.22°F
(-0.68°C)
6th Coolest Coolest since: 1907 1907, 1924
122nd Warmest Warmest since: 1914 2018
Apr–Sep 1915
6-Month
51.75°F
(10.97°C)
52.20°F
(11.22°C)
-0.45°F
(-0.25°C)
26th Coolest Coolest since: 1912 1907
102nd Warmest Warmest since: 1914 2018
Ties: 1908
Mar–Sep 1915
7-Month
48.14°F
(8.97°C)
49.02°F
(9.46°C)
-0.88°F
(-0.49°C)
11th Coolest Coolest since: 1912 1917
117th Warmest Warmest since: 1914 2012
Feb–Sep 1915
8-Month
45.42°F
(7.46°C)
45.75°F
(7.64°C)
-0.33°F
(-0.18°C)
37th Coolest Coolest since: 1914 1917
91st Warmest Warmest since: 1911 2012
Jan–Sep 1915
9-Month
42.41°F
(5.78°C)
42.86°F
(6.03°C)
-0.45°F
(-0.25°C)
34th Coolest Coolest since: 1913 1917
94th Warmest Warmest since: 1914 2012
Ties: 1947, 1970
Dec 1914–Sep 1915
10-Month
39.96°F
(4.42°C)
40.83°F
(4.91°C)
-0.87°F
(-0.49°C)
14th Coolest Coolest since: 1913 1917
113th Warmest Warmest since: 1914 2016
Nov 1914–Sep 1915
11-Month
39.14°F
(3.97°C)
39.92°F
(4.40°C)
-0.78°F
(-0.43°C)
15th Coolest Coolest since: 1913 1917
112th Warmest Warmest since: 1914 2016
Oct 1914–Sep 1915
12-Month
39.50°F
(4.17°C)
40.04°F
(4.47°C)
-0.54°F
(-0.30°C)
20th Coolest Coolest since: 1913 1917
107th Warmest Warmest since: 1914 2016
Ties: 1916, 1937, 1960
Apr 1914–Sep 1915
18-Month
43.85°F
(6.58°C)
44.10°F
(6.72°C)
-0.25°F
(-0.14°C)
36th Coolest Coolest since: 1913 1917
91st Warmest Warmest since: 1914 2016
Ties: 1976
Oct 1913–Sep 1915
24-Month
39.99°F
(4.44°C)
40.04°F
(4.47°C)
-0.05°F
(-0.03°C)
54th Coolest Coolest since: 1914 1918
72nd Warmest Warmest since: 1911 2017
Ties: 1911
Oct 1912–Sep 1915
36-Month
39.71°F
(4.28°C)
40.02°F
(4.46°C)
-0.31°F
(-0.18°C)
31st Coolest Coolest since: 1914 1918
94th Warmest Warmest since: 1911 2017, 2018
Ties: 1901, 1968, 1977
Oct 1911–Sep 1915
48-Month
39.33°F
(4.07°C)
40.01°F
(4.45°C)
-0.68°F
(-0.38°C)
6th Coolest Coolest since: 1913 1918
118th Warmest Warmest since: 1914 2018
Ties: 1906, 1913
Oct 1910–Sep 1915
60-Month
39.56°F
(4.20°C)
40.00°F
(4.44°C)
-0.44°F
(-0.24°C)
13th Coolest Coolest since: 1914 1920
110th Warmest Warmest since: 1914 2019, 2020
Ties: 1914

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/