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 1918

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1918
1-Month
30.9°F
(-0.6°C)
22.7°F
(-5.2°C)
8.2°F
(4.6°C)
120th Coolest Coolest since: 1917 1983
7th Warmest Warmest to Date 2015
Nov–Dec 1918
2-Month
34.5°F
(1.4°C)
29.2°F
(-1.6°C)
5.3°F
(3.0°C)
115th Coolest Coolest since: 1917 1985
12th Warmest Warmest since: 1913 2001
Oct–Dec 1918
3-Month
41.0°F
(5.0°C)
36.6°F
(2.6°C)
4.4°F
(2.4°C)
121st Coolest Coolest since: 1917 1985
6th Warmest Warmest to Date 1931
Ties: 1953
Sep–Dec 1918
4-Month
45.1°F
(7.3°C)
43.2°F
(6.2°C)
1.9°F
(1.1°C)
103rd Coolest Coolest since: 1917 1985
24th Warmest Warmest since: 1913 1931
Ties: 1920
Aug–Dec 1918
5-Month
51.1°F
(10.6°C)
48.9°F
(9.4°C)
2.2°F
(1.2°C)
113th Coolest Coolest since: 1917 1985
14th Warmest Warmest since: 1913 1931
Ties: 1936
Jul–Dec 1918
6-Month
54.6°F
(12.6°C)
53.0°F
(11.7°C)
1.6°F
(0.9°C)
108th Coolest Coolest since: 1917 1985
19th Warmest Warmest since: 1913 1931
Ties: 1922
Jun–Dec 1918
7-Month
56.9°F
(13.8°C)
55.3°F
(12.9°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 1917 1985
22nd Warmest Warmest since: 1913 1931
Ties: 1930, 1947, 1971, 1988, 2005
May–Dec 1918
8-Month
57.8°F
(14.3°C)
55.9°F
(13.3°C)
1.9°F
(1.0°C)
112th Coolest Coolest since: 1917 1917
15th Warmest Warmest since: 1913 1931
Ties: 1938, 1987
Apr–Dec 1918
9-Month
56.3°F
(13.5°C)
55.0°F
(12.8°C)
1.3°F
(0.7°C)
99th Coolest Coolest since: 1917 1917
28th Warmest Warmest since: 1913 1931
Ties: 1953, 1963
Mar–Dec 1918
10-Month
54.8°F
(12.7°C)
52.9°F
(11.6°C)
1.9°F
(1.1°C)
111th Coolest Coolest since: 1917 1951
16th Warmest Warmest to Date 2012
Ties: 1977
Feb–Dec 1918
11-Month
51.8°F
(11.0°C)
50.2°F
(10.1°C)
1.6°F
(0.9°C)
108th Coolest Coolest since: 1917 1917
19th Warmest Warmest to Date 2012
Ties: 1922, 1991, 2015
Jan–Dec 1918
12-Month
48.1°F
(8.9°C)
47.5°F
(8.6°C)
0.6°F
(0.3°C)
83rd Coolest Coolest since: 1917 1917
44th Warmest Warmest since: 1914 2012
Ties: 1956
Jul 1917–Dec 1918
18-Month
48.7°F
(9.3°C)
49.4°F
(9.7°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1917 1951
92nd Warmest Warmest since: 1915 2012
Ties: 1965, 1970, 1986, 2008
Jan 1917–Dec 1918
24-Month
46.0°F
(7.8°C)
47.5°F
(8.6°C)
-1.5°F
(-0.8°C)
6th Coolest Coolest since: 1917 1951
120th Warmest Warmest since: 1916 1931
Jan 1916–Dec 1918
36-Month
46.1°F
(7.8°C)
47.5°F
(8.6°C)
-1.4°F
(-0.8°C)
6th Coolest Coolest since: 1917 1952
119th Warmest Warmest since: 1916 2017
Jan 1915–Dec 1918
48-Month
46.3°F
(7.9°C)
47.5°F
(8.6°C)
-1.2°F
(-0.7°C)
4th Coolest Coolest since: 1917 1905
120th Warmest Warmest since: 1917 1934
Ties: 1906, 1907, 1917
Jan 1914–Dec 1918
60-Month
46.7°F
(8.2°C)
47.5°F
(8.6°C)
-0.8°F
(-0.4°C)
11th Coolest Coolest since: 1908 1907
112th Warmest Warmest since: 1917 1934, 2002
Ties: 1908, 1969, 1970, 1972, 1979, 1982, 1996

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/