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


Iowa

Average Temperature Rankings, September 1925

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1925
1-Month
67.9°F
(19.9°C)
63.0°F
(17.2°C)
4.9°F
(2.7°C)
118th Coolest Coolest since: 1924 1896, 1993
8th Warmest Warmest since: 1897 1897, 1931
Aug–Sep 1925
2-Month
69.8°F
(21.0°C)
67.2°F
(19.6°C)
2.6°F
(1.4°C)
113th Coolest Coolest since: 1924 1974, 1992
13th Warmest Warmest since: 1906 1947
Ties: 1941
Jul–Sep 1925
3-Month
71.0°F
(21.7°C)
69.4°F
(20.8°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 1924 1992
24th Warmest Warmest since: 1921 1936
Ties: 1897, 2019
Jun–Sep 1925
4-Month
70.6°F
(21.4°C)
69.3°F
(20.7°C)
1.3°F
(0.7°C)
96th Coolest Coolest since: 1924 1915
30th Warmest Warmest since: 1921 1936
Ties: 2019
May–Sep 1925
5-Month
67.9°F
(19.9°C)
67.4°F
(19.7°C)
0.5°F
(0.2°C)
80th Coolest Coolest since: 1924 1915
46th Warmest Warmest since: 1922 1936
Ties: 1918, 1954, 1986
Apr–Sep 1925
6-Month
65.8°F
(18.8°C)
64.2°F
(17.9°C)
1.6°F
(0.9°C)
106th Coolest Coolest since: 1924 1907
20th Warmest Warmest since: 1921 1936
Ties: 1930, 2016
Mar–Sep 1925
7-Month
62.0°F
(16.7°C)
60.0°F
(15.6°C)
2.0°F
(1.1°C)
111th Coolest Coolest since: 1924 1951
15th Warmest Warmest since: 1921 2012
Feb–Sep 1925
8-Month
57.6°F
(14.2°C)
55.4°F
(13.0°C)
2.2°F
(1.2°C)
111th Coolest Coolest since: 1924 1950
15th Warmest Warmest since: 1921 2012
Jan–Sep 1925
9-Month
53.1°F
(11.7°C)
51.2°F
(10.7°C)
1.9°F
(1.0°C)
109th Coolest Coolest since: 1924 1912
17th Warmest Warmest since: 1921 2012
Ties: 1939, 1991
Dec 1924–Sep 1925
10-Month
49.2°F
(9.6°C)
48.4°F
(9.1°C)
0.8°F
(0.5°C)
86th Coolest Coolest since: 1924 1979
39th Warmest Warmest since: 1922 2012
Nov 1924–Sep 1925
11-Month
48.0°F
(8.9°C)
47.1°F
(8.4°C)
0.9°F
(0.5°C)
87th Coolest Coolest since: 1924 1912
38th Warmest Warmest since: 1922 2012
Ties: 1922
Oct 1924–Sep 1925
12-Month
48.8°F
(9.3°C)
47.6°F
(8.7°C)
1.2°F
(0.6°C)
96th Coolest Coolest since: 1924 1912
29th Warmest Warmest since: 1921 2012
Ties: 1901, 1911
Apr 1924–Sep 1925
18-Month
52.9°F
(11.6°C)
53.1°F
(11.7°C)
-0.2°F
(-0.1°C)
56th Coolest Coolest since: 1924 1951
69th Warmest Warmest since: 1923 2012
Ties: 1902, 1947, 1972, 2015
Oct 1923–Sep 1925
24-Month
47.4°F
(8.6°C)
47.6°F
(8.7°C)
-0.2°F
(-0.1°C)
56th Coolest Coolest since: 1924 1979
68th Warmest Warmest since: 1923 2017
Ties: 1945, 1953, 1983, 2019
Oct 1922–Sep 1925
36-Month
47.5°F
(8.6°C)
47.5°F
(8.6°C)
0.0°F
(0.0°C)
67th Coolest Coolest since: 1924 1979
56th Warmest Warmest since: 1923 2000
Ties: 1910, 1959, 1964, 1978, 2009
Oct 1921–Sep 1925
48-Month
47.8°F
(8.8°C)
47.5°F
(8.6°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1920 1905, 1918
48th Warmest Warmest since: 1924 1934
Ties: 1911, 1949, 1999
Oct 1920–Sep 1925
60-Month
48.5°F
(9.2°C)
47.5°F
(8.6°C)
1.0°F
(0.6°C)
102nd Coolest Coolest since: 1924 1906, 1907
19th Warmest Warmest since: 1923 2002
Ties: 1989, 2009, 2013, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 12, 2019 from https://www.ncdc.noaa.gov/cag/