Climate at a Glance

Statewide 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 November 2019. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, September 1915

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1915
1-Month
62.8°F
(17.1°C)
63.0°F
(17.2°C)
-0.2°F
(-0.1°C)
57th Coolest Coolest since: 1912 1896, 1993
69th Warmest Warmest since: 1914 1897, 1931
Ties: 1987
Aug–Sep 1915
2-Month
64.0°F
(17.8°C)
67.2°F
(19.6°C)
-3.2°F
(-1.8°C)
5th Coolest Coolest since: 1902 1974, 1992
121st Warmest Warmest since: 1914 1947
Ties: 1951
Jul–Sep 1915
3-Month
65.7°F
(18.7°C)
69.5°F
(20.8°C)
-3.8°F
(-2.1°C)
2nd Coolest Coolest to Date 1992
124th Warmest Warmest since: 1914 1936
Jun–Sep 1915
4-Month
65.4°F
(18.6°C)
69.4°F
(20.8°C)
-4.0°F
(-2.2°C)
1st Coolest Coolest to Date 1915
125th Warmest Warmest since: 1914 1936
May–Sep 1915
5-Month
63.4°F
(17.4°C)
67.4°F
(19.7°C)
-4.0°F
(-2.3°C)
1st Coolest Coolest to Date 1915
125th Warmest Warmest since: 1914 1936
Apr–Sep 1915
6-Month
62.2°F
(16.8°C)
64.2°F
(17.9°C)
-2.0°F
(-1.1°C)
13th Coolest Coolest since: 1907 1907
113th Warmest Warmest since: 1914 1936
Ties: 1928
Mar–Sep 1915
7-Month
57.4°F
(14.1°C)
60.0°F
(15.6°C)
-2.6°F
(-1.5°C)
4th Coolest Coolest to Date 1951
122nd Warmest Warmest since: 1914 2012
Feb–Sep 1915
8-Month
53.7°F
(12.1°C)
55.3°F
(12.9°C)
-1.6°F
(-0.8°C)
20th Coolest Coolest since: 1912 1950
106th Warmest Warmest since: 1914 2012
Jan–Sep 1915
9-Month
49.5°F
(9.7°C)
51.2°F
(10.7°C)
-1.7°F
(-1.0°C)
20th Coolest Coolest since: 1912 1912
106th Warmest Warmest since: 1914 2012
Ties: 1907, 2008
Dec 1914–Sep 1915
10-Month
46.0°F
(7.8°C)
48.4°F
(9.1°C)
-2.4°F
(-1.3°C)
12th Coolest Coolest since: 1912 1979
113th Warmest Warmest since: 1914 2012
Nov 1914–Sep 1915
11-Month
45.4°F
(7.4°C)
47.2°F
(8.4°C)
-1.8°F
(-1.0°C)
16th Coolest Coolest since: 1912 1912
109th Warmest Warmest since: 1914 2012
Oct 1914–Sep 1915
12-Month
46.2°F
(7.9°C)
47.6°F
(8.7°C)
-1.4°F
(-0.8°C)
21st Coolest Coolest since: 1912 1912
104th Warmest Warmest since: 1914 2012
Ties: 1902, 1969, 1984
Apr 1914–Sep 1915
18-Month
52.7°F
(11.5°C)
53.1°F
(11.7°C)
-0.4°F
(-0.2°C)
43rd Coolest Coolest since: 1912 1951
82nd Warmest Warmest since: 1914 2012
Ties: 1927, 1959, 1966
Oct 1913–Sep 1915
24-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
75th Coolest Coolest since: 1913 1979
49th Warmest Warmest since: 1914 2017
Ties: 1909, 1943, 1949, 1984, 2011
Oct 1912–Sep 1915
36-Month
47.9°F
(8.8°C)
47.5°F
(8.6°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 1914 1979
44th Warmest Warmest since: 1902 2000
Ties: 1902, 1948, 2016
Oct 1911–Sep 1915
48-Month
46.9°F
(8.3°C)
47.5°F
(8.6°C)
-0.6°F
(-0.3°C)
27th Coolest Coolest since: 1912 1905, 1918
95th Warmest Warmest since: 1914 1934
Ties: 1919, 1968
Oct 1910–Sep 1915
60-Month
47.3°F
(8.5°C)
47.5°F
(8.6°C)
-0.2°F
(-0.1°C)
47th Coolest Coolest since: 1913 1906, 1907
74th Warmest Warmest since: 1914 2002
Ties: 1910, 1967, 1968, 1983, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 11, 2019 from https://www.ncdc.noaa.gov/cag/