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 July 2020. For more information, please see Climatological Rankings.


Iowa

Average Temperature Rankings, May 1991

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1991
1-Month
64.2°F
(17.9°C)
59.8°F
(15.4°C)
4.4°F
(2.5°C)
110th Coolest Coolest since: 1990 1907
17th Warmest Warmest since: 1988 1934
Apr–May 1991
2-Month
57.8°F
(14.3°C)
53.9°F
(12.2°C)
3.9°F
(2.1°C)
118th Coolest Coolest since: 1990 1907
9th Warmest Warmest since: 1987 1977
Mar–May 1991
3-Month
51.6°F
(10.9°C)
47.5°F
(8.6°C)
4.1°F
(2.3°C)
120th Coolest Coolest since: 1990 1960
7th Warmest Warmest since: 1987 2012
Feb–May 1991
4-Month
46.0°F
(7.8°C)
41.3°F
(5.2°C)
4.7°F
(2.6°C)
121st Coolest Coolest since: 1990 1899
6th Warmest Warmest since: 1987 2012
Jan–May 1991
5-Month
39.5°F
(4.2°C)
36.6°F
(2.6°C)
2.9°F
(1.6°C)
111th Coolest Coolest since: 1989 1979
16th Warmest Warmest since: 1990 2012
Ties: 1964, 2005
Dec 1990–May 1991
6-Month
36.2°F
(2.3°C)
34.3°F
(1.3°C)
1.9°F
(1.0°C)
98th Coolest Coolest since: 1990 1979
28th Warmest Warmest since: 1987 2012
Ties: 1938
Nov 1990–May 1991
7-Month
36.9°F
(2.7°C)
34.5°F
(1.4°C)
2.4°F
(1.3°C)
105th Coolest Coolest since: 1990 1979
21st Warmest Warmest since: 1987 2012
Ties: 1914
Oct 1990–May 1991
8-Month
38.6°F
(3.7°C)
36.6°F
(2.6°C)
2.0°F
(1.1°C)
102nd Coolest Coolest since: 1990 1899, 1979
24th Warmest Warmest since: 1987 2012
Ties: 2007
Sep 1990–May 1991
9-Month
41.7°F
(5.4°C)
39.6°F
(4.2°C)
2.1°F
(1.2°C)
105th Coolest Coolest since: 1990 1899
21st Warmest Warmest since: 1987 2012
Aug 1990–May 1991
10-Month
44.7°F
(7.1°C)
42.8°F
(6.0°C)
1.9°F
(1.1°C)
106th Coolest Coolest since: 1990 1899
20th Warmest Warmest since: 1987 2012
Ties: 1964
Jul 1990–May 1991
11-Month
47.2°F
(8.4°C)
45.6°F
(7.6°C)
1.6°F
(0.8°C)
105th Coolest Coolest since: 1990 1899
21st Warmest Warmest since: 1987 2012
Ties: 2005
Jun 1990–May 1991
12-Month
49.1°F
(9.5°C)
47.5°F
(8.6°C)
1.6°F
(0.9°C)
103rd Coolest Coolest since: 1990 1904
23rd Warmest Warmest since: 1987 2012
Ties: 1922
Dec 1989–May 1991
18-Month
44.7°F
(7.1°C)
43.1°F
(6.2°C)
1.6°F
(0.9°C)
103rd Coolest Coolest since: 1990 1979
22nd Warmest Warmest since: 1988 2017
Ties: 1954
Jun 1989–May 1991
24-Month
48.5°F
(9.2°C)
47.5°F
(8.6°C)
1.0°F
(0.6°C)
95th Coolest Coolest since: 1990 1905
30th Warmest Warmest since: 1989 2017
Ties: 2004
Jun 1988–May 1991
36-Month
48.6°F
(9.2°C)
47.5°F
(8.6°C)
1.1°F
(0.6°C)
101st Coolest Coolest since: 1990 1905, 1918
23rd Warmest Warmest since: 1989 2000
Ties: 1940, 1956, 2005, 2014, 2019
Jun 1987–May 1991
48-Month
48.6°F
(9.2°C)
47.5°F
(8.6°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1989 1907
19th Warmest Warmest since: 1990 1934
Ties: 1922, 1924, 1957, 2017, 2020
Jun 1986–May 1991
60-Month
48.9°F
(9.4°C)
47.4°F
(8.6°C)
1.5°F
(0.8°C)
114th Coolest Coolest since: 1990 1907, 1997
8th Warmest Warmest since: 1942 1935
Ties: 1942

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 6, 2020 from https://www.ncdc.noaa.gov/cag/