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 December 2019. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, September 2019

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 2019
1-Month
68.2°F
(20.1°C)
63.0°F
(17.2°C)
5.2°F
(2.9°C)
121st Coolest Coolest since: 2018 1896, 1993
5th Warmest Warmest since: 2015 1897, 1931
Ties: 1939, 1998
Aug–Sep 2019
2-Month
68.9°F
(20.5°C)
67.2°F
(19.6°C)
1.7°F
(0.9°C)
97th Coolest Coolest since: 2018 1974, 1992
29th Warmest Warmest since: 2018 1947
Ties: 1990, 2018
Jul–Sep 2019
3-Month
71.0°F
(21.7°C)
69.5°F
(20.8°C)
1.5°F
(0.9°C)
102nd Coolest Coolest since: 2018 1992
24th Warmest Warmest since: 2005 1936
Ties: 1897, 1925
Jun–Sep 2019
4-Month
70.6°F
(21.4°C)
69.4°F
(20.8°C)
1.2°F
(0.6°C)
96th Coolest Coolest since: 2017 1915
30th Warmest Warmest since: 2018 1936
Ties: 1925
May–Sep 2019
5-Month
67.8°F
(19.9°C)
67.5°F
(19.7°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 2017 1915
50th Warmest Warmest since: 2018 1936
Ties: 1897, 1940, 2011, 2013, 2017
Apr–Sep 2019
6-Month
64.7°F
(18.2°C)
64.2°F
(17.9°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 2014 1907
51st Warmest Warmest since: 2018 1936
Ties: 1981
Mar–Sep 2019
7-Month
59.9°F
(15.5°C)
60.0°F
(15.6°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 2014 1951
70th Warmest Warmest since: 2018 2012
Ties: 1953, 1956, 2003
Feb–Sep 2019
8-Month
54.3°F
(12.4°C)
55.3°F
(12.9°C)
-1.0°F
(-0.5°C)
32nd Coolest Coolest since: 2014 1950
94th Warmest Warmest since: 2018 2012
Jan–Sep 2019
9-Month
50.4°F
(10.2°C)
51.2°F
(10.7°C)
-0.8°F
(-0.5°C)
40th Coolest Coolest since: 2014 1912
86th Warmest Warmest since: 2018 2012
Ties: 1937, 1961
Dec 2018–Sep 2019
10-Month
48.1°F
(8.9°C)
48.3°F
(9.1°C)
-0.2°F
(-0.2°C)
56th Coolest Coolest since: 2014 1979
69th Warmest Warmest since: 2018 2012
Nov 2018–Sep 2019
11-Month
46.5°F
(8.1°C)
47.2°F
(8.4°C)
-0.7°F
(-0.3°C)
39th Coolest Coolest since: 2014 1912
86th Warmest Warmest since: 2018 2012
Ties: 1897, 1970
Oct 2018–Sep 2019
12-Month
46.6°F
(8.1°C)
47.5°F
(8.6°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 2014 1912
92nd Warmest Warmest since: 2018 2012
Ties: 1936, 1943, 1970, 1971, 2008
Apr 2018–Sep 2019
18-Month
52.8°F
(11.6°C)
53.1°F
(11.7°C)
-0.3°F
(-0.1°C)
47th Coolest Coolest since: 2014 1951
78th Warmest Warmest since: 2018 2012
Ties: 1909, 1926, 1945, 1961, 1971, 1973, 1986, 2010
Oct 2017–Sep 2019
24-Month
47.4°F
(8.6°C)
47.5°F
(8.6°C)
-0.1°F
(0.0°C)
56th Coolest Coolest since: 2015 1979
68th Warmest Warmest since: 2018 2017
Ties: 1925, 1945, 1953, 1983
Oct 2016–Sep 2019
36-Month
48.5°F
(9.2°C)
47.5°F
(8.6°C)
1.0°F
(0.6°C)
99th Coolest Coolest since: 2016 1979
24th Warmest Warmest since: 2018 2000
Ties: 1940, 1956, 1987
Oct 2015–Sep 2019
48-Month
49.2°F
(9.6°C)
47.5°F
(8.6°C)
1.7°F
(1.0°C)
116th Coolest Coolest since: 2017 1905, 1918
6th Warmest Warmest since: 2018 1934
Ties: 2001, 2005
Oct 2014–Sep 2019
60-Month
48.9°F
(9.4°C)
47.5°F
(8.6°C)
1.4°F
(0.8°C)
113th Coolest Coolest since: 2018 1906, 1907
8th Warmest Warmest since: 2007 2002

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/