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


Iowa

Average Temperature Rankings, April 1939

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1939
1-Month
46.7°F
(8.2°C)
48.1°F
(8.9°C)
-1.4°F
(-0.7°C)
38th Coolest Coolest since: 1937 2018
88th Warmest Warmest since: 1938 1915
Ties: 1905, 1973, 2007
Mar–Apr 1939
2-Month
41.0°F
(5.0°C)
41.4°F
(5.2°C)
-0.4°F
(-0.2°C)
57th Coolest Coolest since: 1937 1951, 1960
69th Warmest Warmest since: 1938 2012
Ties: 1959
Feb–Apr 1939
3-Month
33.6°F
(0.9°C)
35.2°F
(1.8°C)
-1.6°F
(-0.9°C)
43rd Coolest Coolest since: 1937 1899
83rd Warmest Warmest since: 1938 2012
Ties: 1897, 1920
Jan–Apr 1939
4-Month
31.8°F
(-0.1°C)
30.7°F
(-0.7°C)
1.1°F
(0.6°C)
79th Coolest Coolest since: 1937 1979
47th Warmest Warmest since: 1938 2012
Ties: 1941, 1985
Dec 1938–Apr 1939
5-Month
30.4°F
(-0.9°C)
29.2°F
(-1.6°C)
1.2°F
(0.7°C)
83rd Coolest Coolest since: 1937 1979
42nd Warmest Warmest since: 1938 2012
Ties: 1925
Nov 1938–Apr 1939
6-Month
31.3°F
(-0.4°C)
30.3°F
(-0.9°C)
1.0°F
(0.5°C)
85th Coolest Coolest since: 1937 1979
40th Warmest Warmest since: 1938 2012
Ties: 2010
Oct 1938–Apr 1939
7-Month
35.1°F
(1.7°C)
33.3°F
(0.7°C)
1.8°F
(1.0°C)
100th Coolest Coolest since: 1938 1912
25th Warmest Warmest since: 1935 2012
Ties: 1925, 1995
Sep 1938–Apr 1939
8-Month
39.0°F
(3.9°C)
37.1°F
(2.8°C)
1.9°F
(1.1°C)
106th Coolest Coolest since: 1938 1899, 1912
19th Warmest Warmest since: 1932 2012
Ties: 1964, 1992
Aug 1938–Apr 1939
9-Month
42.9°F
(6.1°C)
40.8°F
(4.9°C)
2.1°F
(1.2°C)
106th Coolest Coolest since: 1938 1912
19th Warmest Warmest since: 1932 2012
Jul 1938–Apr 1939
10-Month
46.2°F
(7.9°C)
44.1°F
(6.7°C)
2.1°F
(1.2°C)
109th Coolest Coolest since: 1938 1899
16th Warmest Warmest since: 1932 2012
Ties: 2005
Jun 1938–Apr 1939
11-Month
48.3°F
(9.1°C)
46.4°F
(8.0°C)
1.9°F
(1.1°C)
108th Coolest Coolest since: 1938 1904
17th Warmest Warmest since: 1935 2012
Ties: 1919, 1934
May 1938–Apr 1939
12-Month
49.2°F
(9.6°C)
47.6°F
(8.7°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 1938 1904, 1936
20th Warmest Warmest since: 1935 2012
Ties: 1989
Nov 1937–Apr 1939
18-Month
43.4°F
(6.3°C)
41.8°F
(5.4°C)
1.6°F
(0.9°C)
103rd Coolest Coolest since: 1938 1979
21st Warmest Warmest since: 1935 2017
Ties: 2018
May 1937–Apr 1939
24-Month
49.0°F
(9.4°C)
47.5°F
(8.6°C)
1.5°F
(0.8°C)
107th Coolest Coolest since: 1938 1905
17th Warmest Warmest since: 1935 2017
Ties: 1992
May 1936–Apr 1939
36-Month
48.8°F
(9.3°C)
47.5°F
(8.6°C)
1.3°F
(0.7°C)
105th Coolest Coolest since: 1938 1918
18th Warmest Warmest since: 1935 2000
Ties: 2012
May 1935–Apr 1939
48-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 1931 1906, 1918, 1980
51st Warmest Warmest since: 1938 2002
Ties: 1916, 1931, 1948, 1977, 1984
May 1934–Apr 1939
60-Month
48.2°F
(9.0°C)
47.5°F
(8.6°C)
0.7°F
(0.4°C)
90th Coolest Coolest since: 1938 1920, 1997
31st Warmest Warmest since: 1938 1935
Ties: 1924, 1932, 1938, 1945, 2012, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/