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 1908

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1908
1-Month
67.0°F
(19.4°C)
63.0°F
(17.2°C)
4.0°F
(2.2°C)
114th Coolest Coolest since: 1907 1896, 1993
12th Warmest Warmest since: 1897 1897, 1931
Ties: 1936, 2013
Aug–Sep 1908
2-Month
68.2°F
(20.1°C)
67.2°F
(19.6°C)
1.0°F
(0.5°C)
85th Coolest Coolest since: 1907 1974, 1992
41st Warmest Warmest since: 1906 1947
Ties: 1914, 1995
Jul–Sep 1908
3-Month
69.7°F
(20.9°C)
69.4°F
(20.8°C)
0.3°F
(0.1°C)
76th Coolest Coolest since: 1907 1992
50th Warmest Warmest since: 1906 1936
Ties: 1987, 2017
Jun–Sep 1908
4-Month
68.9°F
(20.5°C)
69.3°F
(20.7°C)
-0.4°F
(-0.2°C)
41st Coolest Coolest since: 1907 1915
85th Warmest Warmest since: 1906 1936
Ties: 1964, 1975, 2003, 2008
May–Sep 1908
5-Month
66.9°F
(19.4°C)
67.4°F
(19.7°C)
-0.5°F
(-0.3°C)
43rd Coolest Coolest since: 1907 1915
83rd Warmest Warmest since: 1906 1936
Ties: 1909, 1972, 1994
Apr–Sep 1908
6-Month
64.0°F
(17.8°C)
64.2°F
(17.9°C)
-0.2°F
(-0.1°C)
52nd Coolest Coolest since: 1907 1907
74th Warmest Warmest since: 1906 1936
Ties: 1916, 1953, 1960, 1994, 2003
Mar–Sep 1908
7-Month
60.1°F
(15.6°C)
60.0°F
(15.6°C)
0.1°F
(0.0°C)
63rd Coolest Coolest since: 1907 1951
63rd Warmest Warmest since: 1905 2012
Ties: 1964, 2001
Feb–Sep 1908
8-Month
55.5°F
(13.1°C)
55.4°F
(13.0°C)
0.1°F
(0.1°C)
69th Coolest Coolest since: 1907 1950
57th Warmest Warmest since: 1901 2012
Ties: 1896, 1932, 1959, 1995, 2011
Jan–Sep 1908
9-Month
51.9°F
(11.1°C)
51.2°F
(10.7°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1907 1912
39th Warmest Warmest since: 1901 2012
Ties: 1944, 2010
Dec 1907–Sep 1908
10-Month
49.4°F
(9.7°C)
48.3°F
(9.1°C)
1.1°F
(0.6°C)
90th Coolest Coolest since: 1907 1979
35th Warmest Warmest since: 1901 2012
Ties: 1977, 1980, 1992
Nov 1907–Sep 1908
11-Month
48.1°F
(8.9°C)
47.2°F
(8.4°C)
0.9°F
(0.5°C)
93rd Coolest Coolest since: 1907 1912
32nd Warmest Warmest since: 1900 2012
Ties: 1900, 1913, 1980, 1990, 1995
Oct 1907–Sep 1908
12-Month
48.2°F
(9.0°C)
47.5°F
(8.6°C)
0.7°F
(0.4°C)
83rd Coolest Coolest since: 1907 1912
42nd Warmest Warmest since: 1901 2012
Ties: 1930, 1957
Apr 1907–Sep 1908
18-Month
52.4°F
(11.3°C)
53.1°F
(11.7°C)
-0.7°F
(-0.4°C)
31st Coolest Coolest since: 1907 1951
94th Warmest Warmest since: 1907 2012
Ties: 1907, 1910, 1970
Oct 1906–Sep 1908
24-Month
47.2°F
(8.4°C)
47.6°F
(8.7°C)
-0.4°F
(-0.3°C)
44th Coolest Coolest since: 1907 1979
80th Warmest Warmest since: 1902 2017
Ties: 1910, 1928, 1930, 1944, 1968, 1975, 2010
Oct 1905–Sep 1908
36-Month
47.3°F
(8.5°C)
47.5°F
(8.6°C)
-0.2°F
(-0.1°C)
47th Coolest Coolest since: 1907 1979
76th Warmest Warmest since: 1903 2000
Ties: 1901, 1903, 1930, 1937, 1968, 1975, 2011
Oct 1904–Sep 1908
48-Month
47.1°F
(8.4°C)
47.5°F
(8.6°C)
-0.4°F
(-0.2°C)
36th Coolest Coolest since: 1907 1905, 1918
86th Warmest Warmest since: 1903 1934
Ties: 1913, 1995, 2011
Oct 1903–Sep 1908
60-Month
46.6°F
(8.1°C)
47.5°F
(8.6°C)
-0.9°F
(-0.5°C)
7th Coolest Coolest since: 1907 1906, 1907
114th Warmest Warmest since: 1904 2002
Ties: 1918, 1920, 1953

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 10, 2019 from https://www.ncdc.noaa.gov/cag/