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, June 1939

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
June 1939
1-Month
70.8°F
(21.6°C)
69.1°F
(20.6°C)
1.7°F
(1.0°C)
94th Coolest Coolest since: 1938 1945
32nd Warmest Warmest since: 1934 1933
Ties: 1898, 1943, 1959, 1973, 2010
May–Jun 1939
2-Month
68.2°F
(20.1°C)
64.4°F
(18.0°C)
3.8°F
(2.1°C)
116th Coolest Coolest since: 1938 1945
10th Warmest Warmest since: 1934 1934
Ties: 2012
Apr–Jun 1939
3-Month
61.1°F
(16.2°C)
59.0°F
(15.0°C)
2.1°F
(1.2°C)
107th Coolest Coolest since: 1938 1907
19th Warmest Warmest since: 1934 1934
Ties: 1895, 1985
Mar–Jun 1939
4-Month
54.6°F
(12.6°C)
52.9°F
(11.6°C)
1.7°F
(1.0°C)
97th Coolest Coolest since: 1937 1951, 1960
29th Warmest Warmest since: 1938 2012
Ties: 1968, 2017
Feb–Jun 1939
5-Month
47.4°F
(8.6°C)
46.8°F
(8.2°C)
0.6°F
(0.4°C)
80th Coolest Coolest since: 1937 1899
46th Warmest Warmest since: 1938 2012
Ties: 1957, 1974
Jan–Jun 1939
6-Month
44.0°F
(6.7°C)
42.0°F
(5.6°C)
2.0°F
(1.1°C)
98th Coolest Coolest since: 1937 1912, 1979
28th Warmest Warmest since: 1938 2012
Dec 1938–Jun 1939
7-Month
41.2°F
(5.1°C)
39.3°F
(4.1°C)
1.9°F
(1.0°C)
99th Coolest Coolest since: 1938 1979
26th Warmest Warmest since: 1934 2012
Ties: 1941, 2004
Nov 1938–Jun 1939
8-Month
40.5°F
(4.7°C)
38.8°F
(3.8°C)
1.7°F
(0.9°C)
100th Coolest Coolest since: 1938 1979
25th Warmest Warmest since: 1934 2012
Ties: 2004
Oct 1938–Jun 1939
9-Month
42.5°F
(5.8°C)
40.2°F
(4.6°C)
2.3°F
(1.2°C)
107th Coolest Coolest since: 1938 1912
18th Warmest Warmest since: 1934 2012
Ties: 1964, 1981
Sep 1938–Jun 1939
10-Month
44.8°F
(7.1°C)
42.5°F
(5.8°C)
2.3°F
(1.3°C)
109th Coolest Coolest since: 1938 1912
16th Warmest Warmest since: 1934 2012
Ties: 1991
Aug 1938–Jun 1939
11-Month
47.5°F
(8.6°C)
45.1°F
(7.3°C)
2.4°F
(1.3°C)
112th Coolest Coolest since: 1938 1912
13th Warmest Warmest since: 1934 2012
Jul 1938–Jun 1939
12-Month
49.9°F
(9.9°C)
47.5°F
(8.6°C)
2.4°F
(1.3°C)
112th Coolest Coolest since: 1938 1904
13th Warmest Warmest since: 1934 2012
Jan 1938–Jun 1939
18-Month
48.0°F
(8.9°C)
45.7°F
(7.6°C)
2.3°F
(1.3°C)
112th Coolest Coolest since: 1938 1979
13th Warmest Warmest since: 1934 2017
Ties: 1931, 1991, 2016
Jul 1937–Jun 1939
24-Month
49.3°F
(9.6°C)
47.5°F
(8.6°C)
1.8°F
(1.0°C)
112th Coolest Coolest since: 1938 1979
12th Warmest Warmest since: 1933 2017
Ties: 1933, 1942
Jul 1936–Jun 1939
36-Month
48.8°F
(9.3°C)
47.5°F
(8.6°C)
1.3°F
(0.7°C)
107th Coolest Coolest since: 1938 1905
16th Warmest Warmest since: 1934 2000
Ties: 2008
Jul 1935–Jun 1939
48-Month
48.0°F
(8.9°C)
47.5°F
(8.6°C)
0.5°F
(0.3°C)
83rd Coolest Coolest since: 1938 1906, 1907, 1918
39th Warmest Warmest since: 1936 1934
Ties: 1936
Jul 1934–Jun 1939
60-Month
48.0°F
(8.9°C)
47.4°F
(8.6°C)
0.6°F
(0.3°C)
81st Coolest Coolest since: 1938 1907, 1997
40th Warmest Warmest since: 1938 1935, 2002
Ties: 1938, 1944, 1945, 1956

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/