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, December 1921

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
December 1921
1-Month
26.4°F
(-3.1°C)
22.7°F
(-5.2°C)
3.7°F
(2.1°C)
90th Coolest Coolest since: 1920 1983
35th Warmest Warmest since: 1918 2015
Ties: 1940, 1956
Nov–Dec 1921
2-Month
29.2°F
(-1.6°C)
29.3°F
(-1.5°C)
-0.1°F
(-0.1°C)
58th Coolest Coolest since: 1920 1985
67th Warmest Warmest since: 1920 2001
Ties: 1906, 1920, 1970
Oct–Dec 1921
3-Month
37.2°F
(2.9°C)
36.6°F
(2.6°C)
0.6°F
(0.3°C)
73rd Coolest Coolest since: 1919 1985
52nd Warmest Warmest since: 1920 1931
Ties: 1958, 2005
Sep–Dec 1921
4-Month
44.4°F
(6.9°C)
43.2°F
(6.2°C)
1.2°F
(0.7°C)
83rd Coolest Coolest since: 1919 1985
42nd Warmest Warmest since: 1920 1931
Ties: 1949, 1982, 1990, 2003, 2012
Aug–Dec 1921
5-Month
49.8°F
(9.9°C)
48.8°F
(9.3°C)
1.0°F
(0.6°C)
84th Coolest Coolest since: 1920 1985
41st Warmest Warmest since: 1920 1931
Ties: 1920, 1940, 1973, 2012
Jul–Dec 1921
6-Month
54.4°F
(12.4°C)
53.0°F
(11.7°C)
1.4°F
(0.7°C)
103rd Coolest Coolest since: 1920 1985
22nd Warmest Warmest since: 1918 1931
Ties: 1923, 1934, 1975, 2006
Jun–Dec 1921
7-Month
57.2°F
(14.0°C)
55.3°F
(12.9°C)
1.9°F
(1.1°C)
110th Coolest Coolest since: 1920 1985
15th Warmest Warmest since: 1913 1931
Ties: 1933
May–Dec 1921
8-Month
57.9°F
(14.4°C)
55.9°F
(13.3°C)
2.0°F
(1.1°C)
111th Coolest Coolest since: 1920 1917
14th Warmest Warmest since: 1913 1931
Apr–Dec 1921
9-Month
57.2°F
(14.0°C)
55.0°F
(12.8°C)
2.2°F
(1.2°C)
113th Coolest Coolest since: 1920 1917
12th Warmest Warmest since: 1913 1931
Ties: 1913
Mar–Dec 1921
10-Month
55.6°F
(13.1°C)
52.9°F
(11.6°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 1920 1951
4th Warmest Warmest to Date 2012
Ties: 1987
Feb–Dec 1921
11-Month
53.3°F
(11.8°C)
50.3°F
(10.2°C)
3.0°F
(1.6°C)
119th Coolest Coolest since: 1920 1917
6th Warmest Warmest to Date 2012
Jan–Dec 1921
12-Month
51.0°F
(10.6°C)
47.5°F
(8.6°C)
3.5°F
(2.0°C)
121st Coolest Coolest since: 1920 1917
4th Warmest Warmest to Date 2012
Jul 1920–Dec 1921
18-Month
51.8°F
(11.0°C)
49.3°F
(9.6°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 1920 1951
7th Warmest Warmest to Date 2012
Jan 1920–Dec 1921
24-Month
49.0°F
(9.4°C)
47.5°F
(8.6°C)
1.5°F
(0.8°C)
105th Coolest Coolest since: 1920 1951
19th Warmest Warmest to Date 1931
Ties: 1991, 1998
Jan 1919–Dec 1921
36-Month
48.5°F
(9.2°C)
47.5°F
(8.6°C)
1.0°F
(0.6°C)
95th Coolest Coolest since: 1920 1952
28th Warmest Warmest to Date 2017
Ties: 1987, 2004, 2016
Jan 1918–Dec 1921
48-Month
48.4°F
(9.1°C)
47.5°F
(8.6°C)
0.9°F
(0.5°C)
94th Coolest Coolest since: 1920 1905
28th Warmest Warmest to Date 1934
Ties: 1939, 1987, 2015
Jan 1917–Dec 1921
60-Month
47.5°F
(8.6°C)
47.4°F
(8.6°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1920 1907
62nd Warmest Warmest since: 1914 1934, 2002
Ties: 1950, 1959

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 14, 2019 from https://www.ncdc.noaa.gov/cag/