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 1977

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1977
1-Month
55.0°F
(12.8°C)
48.1°F
(8.9°C)
6.9°F
(3.9°C)
121st Coolest Coolest since: 1976 2018
5th Warmest Warmest since: 1955 1915
Mar–Apr 1977
2-Month
48.3°F
(9.1°C)
41.4°F
(5.2°C)
6.9°F
(3.9°C)
122nd Coolest Coolest since: 1976 1951, 1960
4th Warmest Warmest since: 1946 2012
Feb–Apr 1977
3-Month
41.0°F
(5.0°C)
35.1°F
(1.7°C)
5.9°F
(3.3°C)
121st Coolest Coolest since: 1976 1899
5th Warmest Warmest since: 1946 2012
Ties: 1921, 2017
Jan–Apr 1977
4-Month
32.3°F
(0.2°C)
30.8°F
(-0.7°C)
1.5°F
(0.9°C)
86th Coolest Coolest since: 1975 1979
40th Warmest Warmest since: 1976 2012
Ties: 1974
Dec 1976–Apr 1977
5-Month
29.4°F
(-1.4°C)
29.2°F
(-1.6°C)
0.2°F
(0.2°C)
64th Coolest Coolest since: 1975 1979
61st Warmest Warmest since: 1976 2012
Nov 1976–Apr 1977
6-Month
29.4°F
(-1.4°C)
30.3°F
(-0.9°C)
-0.9°F
(-0.5°C)
42nd Coolest Coolest since: 1975 1979
83rd Warmest Warmest since: 1976 2012
Ties: 1898
Oct 1976–Apr 1977
7-Month
31.7°F
(-0.2°C)
33.3°F
(0.7°C)
-1.6°F
(-0.9°C)
29th Coolest Coolest since: 1970 1912
96th Warmest Warmest since: 1976 2012
Sep 1976–Apr 1977
8-Month
35.5°F
(1.9°C)
37.0°F
(2.8°C)
-1.5°F
(-0.9°C)
26th Coolest Coolest since: 1975 1899, 1912
99th Warmest Warmest since: 1976 2012
Ties: 1905, 1937, 1984
Aug 1976–Apr 1977
9-Month
39.5°F
(4.2°C)
40.9°F
(4.9°C)
-1.4°F
(-0.7°C)
25th Coolest Coolest since: 1975 1912
100th Warmest Warmest since: 1976 2012
Ties: 1986, 1996
Jul 1976–Apr 1977
10-Month
43.0°F
(6.1°C)
44.2°F
(6.8°C)
-1.2°F
(-0.7°C)
28th Coolest Coolest since: 1975 1899
97th Warmest Warmest since: 1976 2012
Ties: 1929, 1943, 1996
Jun 1976–Apr 1977
11-Month
45.4°F
(7.4°C)
46.5°F
(8.1°C)
-1.1°F
(-0.7°C)
31st Coolest Coolest since: 1975 1904
94th Warmest Warmest since: 1976 2012
Ties: 1996
May 1976–Apr 1977
12-Month
46.4°F
(8.0°C)
47.6°F
(8.7°C)
-1.2°F
(-0.7°C)
27th Coolest Coolest since: 1975 1904, 1936
98th Warmest Warmest since: 1976 2012
Ties: 1943, 1996
Nov 1975–Apr 1977
18-Month
42.4°F
(5.8°C)
41.7°F
(5.4°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1975 1979
42nd Warmest Warmest since: 1976 2017
Ties: 1919
May 1975–Apr 1977
24-Month
48.2°F
(9.0°C)
47.5°F
(8.6°C)
0.7°F
(0.4°C)
86th Coolest Coolest since: 1976 1905
38th Warmest Warmest since: 1955 2017
Ties: 1914, 1941, 1987, 2008
May 1974–Apr 1977
36-Month
47.4°F
(8.6°C)
47.4°F
(8.6°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1975 1918
69th Warmest Warmest since: 1976 2000
Ties: 1908, 1945, 1948, 1959, 1978, 1981
May 1973–Apr 1977
48-Month
47.7°F
(8.7°C)
47.5°F
(8.6°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 1975 1906, 1918, 1980
51st Warmest Warmest since: 1976 2002
Ties: 1916, 1931, 1939, 1948, 1984
May 1972–Apr 1977
60-Month
47.6°F
(8.7°C)
47.5°F
(8.6°C)
0.1°F
(0.1°C)
66th Coolest Coolest since: 1975 1920, 1997
55th Warmest Warmest since: 1976 1935
Ties: 1948, 1949, 1959, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 26, 2020 from https://www.ncdc.noaa.gov/cag/