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


Iowa

Average Temperature Rankings, December 1984

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1984
1-Month
25.7°F
(-3.5°C)
22.7°F
(-5.2°C)
3.0°F
(1.7°C)
82nd Coolest Coolest since: 1983 1983
45th Warmest Warmest since: 1982 2015
Nov–Dec 1984
2-Month
31.6°F
(-0.2°C)
29.3°F
(-1.5°C)
2.3°F
(1.3°C)
94th Coolest Coolest since: 1983 1985
33rd Warmest Warmest since: 1982 2001
Ties: 1957, 2009
Oct–Dec 1984
3-Month
38.4°F
(3.6°C)
36.6°F
(2.6°C)
1.8°F
(1.0°C)
92nd Coolest Coolest since: 1983 1985
35th Warmest Warmest since: 1982 1931
Ties: 1915, 1947, 2020
Sep–Dec 1984
4-Month
44.1°F
(6.7°C)
43.2°F
(6.2°C)
0.9°F
(0.5°C)
75th Coolest Coolest since: 1983 1985
52nd Warmest Warmest since: 1982 1931
Ties: 1928, 1960
Aug–Dec 1984
5-Month
50.0°F
(10.0°C)
48.9°F
(9.4°C)
1.1°F
(0.6°C)
94th Coolest Coolest since: 1983 1985
33rd Warmest Warmest since: 1979 1931
Ties: 1949, 1979
Jul–Dec 1984
6-Month
53.7°F
(12.1°C)
53.0°F
(11.7°C)
0.7°F
(0.4°C)
79th Coolest Coolest since: 1983 1985
48th Warmest Warmest since: 1980 1931
Ties: 1908, 1973, 1979, 2004
Jun–Dec 1984
7-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
82nd Coolest Coolest since: 1983 1985
45th Warmest Warmest since: 1980 1931
Ties: 1914, 1973
May–Dec 1984
8-Month
56.2°F
(13.4°C)
55.9°F
(13.3°C)
0.3°F
(0.1°C)
72nd Coolest Coolest since: 1983 1917
55th Warmest Warmest since: 1980 1931
Ties: 1964, 1979, 1991, 2003, 2004
Apr–Dec 1984
9-Month
55.1°F
(12.8°C)
55.0°F
(12.8°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1983 1917
68th Warmest Warmest since: 1981 1931
Ties: 1960
Mar–Dec 1984
10-Month
52.4°F
(11.3°C)
53.0°F
(11.7°C)
-0.6°F
(-0.4°C)
43rd Coolest Coolest since: 1983 1951
84th Warmest Warmest since: 1982 2012
Ties: 1906, 1978
Feb–Dec 1984
11-Month
50.5°F
(10.3°C)
50.2°F
(10.1°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 1983 1917
51st Warmest Warmest since: 1981 2012
Ties: 1910, 1928, 1955, 1980, 2003
Jan–Dec 1984
12-Month
47.8°F
(8.8°C)
47.5°F
(8.6°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1983 1917
53rd Warmest Warmest since: 1981 2012
Ties: 1948, 1952, 1992
Jul 1983–Dec 1984
18-Month
49.4°F
(9.7°C)
49.4°F
(9.7°C)
0.0°F
(0.0°C)
60th Coolest Coolest since: 1982 1951
66th Warmest Warmest since: 1983 2012
Ties: 1906, 1944, 1963, 1973, 2013
Jan 1983–Dec 1984
24-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
73rd Coolest Coolest since: 1983 1951
53rd Warmest Warmest since: 1981 1931
Ties: 1989
Jan 1982–Dec 1984
36-Month
47.2°F
(8.4°C)
47.5°F
(8.6°C)
-0.3°F
(-0.2°C)
45th Coolest Coolest since: 1980 1952
80th Warmest Warmest since: 1983 2017
Ties: 1900, 1966, 1973, 2009
Jan 1981–Dec 1984
48-Month
47.6°F
(8.7°C)
47.5°F
(8.6°C)
0.1°F
(0.1°C)
69th Coolest Coolest since: 1982 1905
55th Warmest Warmest since: 1983 1934
Ties: 1914, 1928, 1943, 1946, 1954, 1958, 1998
Jan 1980–Dec 1984
60-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 1983 1907
52nd Warmest Warmest since: 1977 1934, 2002
Ties: 1944, 1945, 1955

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2021, retrieved on May 15, 2021 from https://www.ncdc.noaa.gov/cag/