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 2020. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, April 1999

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1999
1-Month
50.0°F
(10.0°C)
48.1°F
(8.9°C)
1.9°F
(1.1°C)
89th Coolest Coolest since: 1998 2018
37th Warmest Warmest since: 1991 1915
Ties: 1931
Mar–Apr 1999
2-Month
43.2°F
(6.2°C)
41.4°F
(5.2°C)
1.8°F
(1.0°C)
89th Coolest Coolest since: 1998 1951, 1960
37th Warmest Warmest since: 1994 2012
Ties: 1895, 1927, 1988
Feb–Apr 1999
3-Month
39.7°F
(4.3°C)
35.1°F
(1.7°C)
4.6°F
(2.6°C)
111th Coolest Coolest since: 1998 1899
15th Warmest Warmest since: 1991 2012
Jan–Apr 1999
4-Month
34.0°F
(1.1°C)
30.7°F
(-0.7°C)
3.3°F
(1.8°C)
107th Coolest Coolest since: 1997 1979
19th Warmest Warmest since: 1998 2012
Dec 1998–Apr 1999
5-Month
33.1°F
(0.6°C)
29.2°F
(-1.6°C)
3.9°F
(2.2°C)
110th Coolest Coolest since: 1997 1979
15th Warmest Warmest since: 1998 2012
Nov 1998–Apr 1999
6-Month
34.4°F
(1.3°C)
30.3°F
(-0.9°C)
4.1°F
(2.2°C)
114th Coolest Coolest since: 1998 1979
11th Warmest Warmest since: 1987 2012
Ties: 1981, 2005
Oct 1998–Apr 1999
7-Month
37.1°F
(2.8°C)
33.4°F
(0.8°C)
3.7°F
(2.0°C)
116th Coolest Coolest since: 1998 1912
9th Warmest Warmest since: 1987 2012
Ties: 2006
Sep 1998–Apr 1999
8-Month
41.0°F
(5.0°C)
37.1°F
(2.8°C)
3.9°F
(2.2°C)
119th Coolest Coolest since: 1998 1899, 1912
6th Warmest Warmest since: 1921 2012
Ties: 2002
Aug 1998–Apr 1999
9-Month
44.5°F
(6.9°C)
40.8°F
(4.9°C)
3.7°F
(2.0°C)
121st Coolest Coolest since: 1998 1912
4th Warmest Warmest to Date 2012
Ties: 2000, 2002
Jul 1998–Apr 1999
10-Month
47.4°F
(8.6°C)
44.1°F
(6.7°C)
3.3°F
(1.9°C)
118th Coolest Coolest since: 1998 1899
7th Warmest Warmest since: 1931 2012
Jun 1998–Apr 1999
11-Month
49.2°F
(9.6°C)
46.4°F
(8.0°C)
2.8°F
(1.6°C)
116th Coolest Coolest since: 1998 1904
9th Warmest Warmest since: 1932 2012
May 1998–Apr 1999
12-Month
50.5°F
(10.3°C)
47.5°F
(8.6°C)
3.0°F
(1.7°C)
121st Coolest Coolest since: 1998 1904, 1936
4th Warmest Warmest to Date 2012
Ties: 2000
Nov 1997–Apr 1999
18-Month
44.9°F
(7.2°C)
41.8°F
(5.4°C)
3.1°F
(1.8°C)
118th Coolest Coolest since: 1998 1979
6th Warmest Warmest since: 1932 2017
May 1997–Apr 1999
24-Month
49.6°F
(9.8°C)
47.5°F
(8.6°C)
2.1°F
(1.2°C)
116th Coolest Coolest since: 1998 1905
8th Warmest Warmest since: 1935 2017
May 1996–Apr 1999
36-Month
48.3°F
(9.1°C)
47.5°F
(8.6°C)
0.8°F
(0.5°C)
88th Coolest Coolest since: 1998 1918
35th Warmest Warmest since: 1992 2000
Ties: 1915, 1943
May 1995–Apr 1999
48-Month
47.8°F
(8.8°C)
47.5°F
(8.6°C)
0.3°F
(0.2°C)
73rd Coolest Coolest since: 1998 1906, 1918, 1980
49th Warmest Warmest since: 1993 2002
Ties: 1993
May 1994–Apr 1999
60-Month
47.9°F
(8.8°C)
47.4°F
(8.6°C)
0.5°F
(0.2°C)
75th Coolest Coolest since: 1998 1920, 1997
46th Warmest Warmest since: 1993 1935

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 20, 2020 from https://www.ncdc.noaa.gov/cag/