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 January 2021. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, December 2019

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2019
1-Month
29.2°F
(-1.6°C)
22.7°F
(-5.2°C)
6.5°F
(3.6°C)
113th Coolest Coolest since: 2018 1983
14th Warmest Warmest since: 2015 2015
Nov–Dec 2019
2-Month
30.8°F
(-0.7°C)
29.2°F
(-1.6°C)
1.6°F
(0.9°C)
82nd Coolest Coolest since: 2018 1985
45th Warmest Warmest since: 2016 2001
Ties: 1956
Oct–Dec 2019
3-Month
36.2°F
(2.3°C)
36.6°F
(2.6°C)
-0.4°F
(-0.3°C)
49th Coolest Coolest since: 2018 1985
78th Warmest Warmest since: 2017 1931
Ties: 1914, 1986, 1993, 2014
Sep–Dec 2019
4-Month
44.2°F
(6.8°C)
43.2°F
(6.2°C)
1.0°F
(0.6°C)
77th Coolest Coolest since: 2018 1985
50th Warmest Warmest since: 2017 1931
Ties: 1997
Aug–Dec 2019
5-Month
49.3°F
(9.6°C)
48.8°F
(9.3°C)
0.5°F
(0.3°C)
67th Coolest Coolest since: 2018 1985
60th Warmest Warmest since: 2017 1931
Jul–Dec 2019
6-Month
53.6°F
(12.0°C)
53.0°F
(11.7°C)
0.6°F
(0.3°C)
74th Coolest Coolest since: 2018 1985
53rd Warmest Warmest since: 2017 1931
Ties: 1928, 1982, 1990
Jun–Dec 2019
7-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 2018 1985
52nd Warmest Warmest since: 2017 1931
Ties: 1920
May–Dec 2019
8-Month
55.9°F
(13.3°C)
55.8°F
(13.2°C)
0.1°F
(0.1°C)
56th Coolest Coolest since: 2014 1917
71st Warmest Warmest since: 2018 1931
Ties: 1905, 1928
Apr–Dec 2019
9-Month
55.2°F
(12.9°C)
55.0°F
(12.8°C)
0.2°F
(0.1°C)
63rd Coolest Coolest since: 2018 1917
64th Warmest Warmest since: 2018 1931
Ties: 1908, 1959, 1973, 1990, 2018
Mar–Dec 2019
10-Month
52.8°F
(11.6°C)
53.0°F
(11.7°C)
-0.2°F
(-0.1°C)
56th Coolest Coolest since: 2014 1951
71st Warmest Warmest since: 2018 2012
Ties: 1895, 1899, 1928
Feb–Dec 2019
11-Month
49.4°F
(9.7°C)
50.3°F
(10.2°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 2014 1917
95th Warmest Warmest since: 2018 2012
Ties: 1897, 1932, 1943
Jan–Dec 2019
12-Month
46.8°F
(8.2°C)
47.5°F
(8.6°C)
-0.7°F
(-0.4°C)
42nd Coolest Coolest since: 2014 1917
85th Warmest Warmest since: 2018 2012
Jul 2018–Dec 2019
18-Month
48.8°F
(9.3°C)
49.3°F
(9.6°C)
-0.5°F
(-0.3°C)
39th Coolest Coolest since: 2014 1951
87th Warmest Warmest since: 2018 2012
Ties: 1898, 1909, 1968, 1994
Jan 2018–Dec 2019
24-Month
47.2°F
(8.4°C)
47.6°F
(8.7°C)
-0.4°F
(-0.3°C)
48th Coolest Coolest since: 2014 1951
78th Warmest Warmest since: 2018 1931
Ties: 1945, 1958, 1971, 1986
Jan 2017–Dec 2019
36-Month
48.1°F
(8.9°C)
47.5°F
(8.6°C)
0.6°F
(0.3°C)
87th Coolest Coolest since: 2015 1952
38th Warmest Warmest since: 2018 2017
Ties: 2014
Jan 2016–Dec 2019
48-Month
48.8°F
(9.3°C)
47.5°F
(8.6°C)
1.3°F
(0.7°C)
112th Coolest Coolest since: 2016 1905
12th Warmest Warmest since: 2018 1934
Ties: 1989, 2005, 2012, 2013
Jan 2015–Dec 2019
60-Month
48.9°F
(9.4°C)
47.5°F
(8.6°C)
1.4°F
(0.8°C)
116th Coolest Coolest since: 2018 1907
7th Warmest Warmest since: 2007 1934, 2002
Ties: 1990, 1991, 2003, 2005

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 27, 2021 from https://www.ncdc.noaa.gov/cag/