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


Iowa

Average Temperature Rankings, January 1999

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
January 1999
1-Month
17.0°F
(-8.3°C)
17.7°F
(-7.9°C)
-0.7°F
(-0.4°C)
49th Coolest Coolest since: 1997 1912
77th Warmest Warmest since: 1998 2006
Dec 1998–Jan 1999
2-Month
23.2°F
(-4.9°C)
20.3°F
(-6.5°C)
2.9°F
(1.6°C)
87th Coolest Coolest since: 1997 1918
38th Warmest Warmest since: 1998 2002
Nov 1998–Jan 1999
3-Month
29.0°F
(-1.7°C)
25.4°F
(-3.7°C)
3.6°F
(2.0°C)
107th Coolest Coolest since: 1998 1977
18th Warmest Warmest since: 1989 2002
Ties: 1939, 1983
Oct 1998–Jan 1999
4-Month
35.0°F
(1.7°C)
31.9°F
(-0.1°C)
3.1°F
(1.8°C)
107th Coolest Coolest since: 1998 1977
18th Warmest Warmest since: 1964 2002
Ties: 1954, 2007
Sep 1998–Jan 1999
5-Month
41.7°F
(5.4°C)
38.2°F
(3.4°C)
3.5°F
(2.0°C)
117th Coolest Coolest since: 1998 1977
8th Warmest Warmest since: 1939 1932
Ties: 1923, 2012
Aug 1998–Jan 1999
6-Month
46.9°F
(8.3°C)
43.7°F
(6.5°C)
3.2°F
(1.8°C)
117th Coolest Coolest since: 1998 1918, 1977
8th Warmest Warmest since: 1939 1932
Ties: 1923
Jul 1998–Jan 1999
7-Month
50.7°F
(10.4°C)
48.0°F
(8.9°C)
2.7°F
(1.5°C)
114th Coolest Coolest since: 1998 1918
11th Warmest Warmest since: 1942 1932
Jun 1998–Jan 1999
8-Month
52.8°F
(11.6°C)
50.7°F
(10.4°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 1998 1918
15th Warmest Warmest since: 1989 1932
Ties: 1954
May 1998–Jan 1999
9-Month
54.1°F
(12.3°C)
51.6°F
(10.9°C)
2.5°F
(1.4°C)
114th Coolest Coolest since: 1998 1918
11th Warmest Warmest since: 1989 1932
Ties: 2012, 2013
Apr 1998–Jan 1999
10-Month
53.7°F
(12.1°C)
51.3°F
(10.7°C)
2.4°F
(1.4°C)
114th Coolest Coolest since: 1998 1918
11th Warmest Warmest since: 1989 1932
Ties: 2016
Mar 1998–Jan 1999
11-Month
51.8°F
(11.0°C)
49.8°F
(9.9°C)
2.0°F
(1.1°C)
107th Coolest Coolest since: 1998 1918
18th Warmest Warmest since: 1989 2013
Ties: 2012
Feb 1998–Jan 1999
12-Month
50.4°F
(10.2°C)
47.5°F
(8.6°C)
2.9°F
(1.6°C)
118th Coolest Coolest since: 1998 1918
7th Warmest Warmest since: 1988 2013
Ties: 1988
Aug 1997–Jan 1999
18-Month
48.6°F
(9.2°C)
46.3°F
(7.9°C)
2.3°F
(1.3°C)
115th Coolest Coolest since: 1998 1918
9th Warmest Warmest since: 1932 2013
Feb 1997–Jan 1999
24-Month
49.1°F
(9.5°C)
47.5°F
(8.6°C)
1.6°F
(0.9°C)
108th Coolest Coolest since: 1998 1952
16th Warmest Warmest since: 1989 1932
Ties: 1955, 2002
Feb 1996–Jan 1999
36-Month
47.8°F
(8.8°C)
47.5°F
(8.6°C)
0.3°F
(0.2°C)
77th Coolest Coolest since: 1998 1918
46th Warmest Warmest since: 1993 1933, 2018
Ties: 1916, 1947, 1983
Feb 1995–Jan 1999
48-Month
47.6°F
(8.7°C)
47.5°F
(8.6°C)
0.1°F
(0.1°C)
72nd Coolest Coolest since: 1998 1918
50th Warmest Warmest since: 1993 1934, 2002
Ties: 1915, 1931, 1967, 1984, 2010
Feb 1994–Jan 1999
60-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
74th Coolest Coolest since: 1998 1907
47th Warmest Warmest since: 1993 1935
Ties: 1946, 1947, 1956, 1978, 2011, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/