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, September 1966

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1966
1-Month
60.5°F
(15.8°C)
63.0°F
(17.2°C)
-2.5°F
(-1.4°C)
22nd Coolest Coolest since: 1965 1896, 1993
104th Warmest Warmest since: 1964 1897, 1931
Ties: 1989
Aug–Sep 1966
2-Month
64.4°F
(18.0°C)
67.2°F
(19.6°C)
-2.8°F
(-1.6°C)
10th Coolest Coolest since: 1965 1974, 1992
116th Warmest Warmest since: 1965 1947
Ties: 1950, 1965
Jul–Sep 1966
3-Month
68.2°F
(20.1°C)
69.4°F
(20.8°C)
-1.2°F
(-0.7°C)
24th Coolest Coolest since: 1965 1992
102nd Warmest Warmest since: 1964 1936
Ties: 1928, 1945
Jun–Sep 1966
4-Month
68.4°F
(20.2°C)
69.4°F
(20.8°C)
-1.0°F
(-0.6°C)
32nd Coolest Coolest since: 1965 1915
94th Warmest Warmest since: 1964 1936
Ties: 1972
May–Sep 1966
5-Month
65.9°F
(18.8°C)
67.4°F
(19.7°C)
-1.5°F
(-0.9°C)
19th Coolest Coolest since: 1961 1915
107th Warmest Warmest since: 1965 1936
Ties: 1929, 1961
Apr–Sep 1966
6-Month
62.3°F
(16.8°C)
64.2°F
(17.9°C)
-1.9°F
(-1.1°C)
15th Coolest Coolest since: 1961 1907
111th Warmest Warmest since: 1965 1936
Mar–Sep 1966
7-Month
59.0°F
(15.0°C)
60.0°F
(15.6°C)
-1.0°F
(-0.6°C)
32nd Coolest Coolest since: 1965 1951
94th Warmest Warmest since: 1964 2012
Ties: 1903, 1958, 1997
Feb–Sep 1966
8-Month
54.4°F
(12.4°C)
55.3°F
(12.9°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 1965 1950
93rd Warmest Warmest since: 1964 2012
Ties: 1905, 1920, 1961
Jan–Sep 1966
9-Month
49.6°F
(9.8°C)
51.1°F
(10.6°C)
-1.5°F
(-0.8°C)
23rd Coolest Coolest since: 1965 1912
103rd Warmest Warmest since: 1964 2012
Dec 1965–Sep 1966
10-Month
47.8°F
(8.8°C)
48.3°F
(9.1°C)
-0.5°F
(-0.3°C)
46th Coolest Coolest since: 1965 1979
79th Warmest Warmest since: 1964 2012
Ties: 1909, 1928, 1936, 2011
Nov 1965–Sep 1966
11-Month
46.9°F
(8.3°C)
47.2°F
(8.4°C)
-0.3°F
(-0.1°C)
55th Coolest Coolest since: 1965 1912
70th Warmest Warmest since: 1964 2012
Ties: 1909, 2011
Oct 1965–Sep 1966
12-Month
47.4°F
(8.6°C)
47.5°F
(8.6°C)
-0.1°F
(0.0°C)
56th Coolest Coolest since: 1965 1912
69th Warmest Warmest since: 1964 2012
Ties: 1928, 1959, 1973, 1977, 1989, 2003
Apr 1965–Sep 1966
18-Month
52.7°F
(11.5°C)
53.1°F
(11.7°C)
-0.4°F
(-0.2°C)
43rd Coolest Coolest since: 1965 1951
82nd Warmest Warmest since: 1964 2012
Ties: 1915, 1927, 1959, 2019
Oct 1964–Sep 1966
24-Month
46.5°F
(8.1°C)
47.5°F
(8.6°C)
-1.0°F
(-0.5°C)
19th Coolest Coolest since: 1962 1979
105th Warmest Warmest since: 1965 2017
Ties: 1900, 1960, 1962, 2009
Oct 1963–Sep 1966
36-Month
47.4°F
(8.6°C)
47.5°F
(8.6°C)
-0.1°F
(0.0°C)
55th Coolest Coolest since: 1965 1979
68th Warmest Warmest since: 1965 2000
Ties: 1924, 1927, 1938, 1965, 1974, 1993
Oct 1962–Sep 1966
48-Month
47.4°F
(8.6°C)
47.4°F
(8.6°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 1965 1905, 1918
69th Warmest Warmest since: 1964 1934
Ties: 1928, 1946, 1954, 1964
Oct 1961–Sep 1966
60-Month
47.1°F
(8.4°C)
47.5°F
(8.6°C)
-0.4°F
(-0.2°C)
32nd Coolest Coolest since: 1965 1906, 1907
89th Warmest Warmest since: 1965 2002
Ties: 1902, 1909, 1912, 1913, 1917, 1928, 1954, 1965, 1974, 1975

Citing This Page

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