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Grand Rapids, Michigan

Average Temperature Rankings, September 1989

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  • Record Warmest
Period Value 1991-2020
Mean
Anomaly Rank
(1963-2022)
Warmest/Coolest
Since
Record
September 1989
1-Month
59.9°F
(15.5°C)
63.5°F
(17.5°C)
-3.6°F
(-2.0°C)
4th Coolest
Coolest since:
1993
56th Warmest
Warmest since:
2005
Aug–Sep 1989
2-Month
64.4°F
(18.0°C)
67.3°F
(19.6°C)
-2.9°F
(-1.6°C)
4th Coolest
Coolest since:
1992
56th Warmest
Warmest since:
2005
Ties: 1997
Jul–Sep 1989
3-Month
67.1°F
(19.5°C)
69.1°F
(20.6°C)
-2.0°F
(-1.1°C)
7th Coolest
Coolest since:
1992
53rd Warmest
Warmest since:
2005, 2016
Ties: 1964, 2000
Jun–Sep 1989
4-Month
66.9°F
(19.4°C)
69.1°F
(20.6°C)
-2.2°F
(-1.2°C)
6th Coolest
Coolest since:
1992
54th Warmest
Warmest since:
2005
Ties: 1985
May–Sep 1989
5-Month
64.8°F
(18.2°C)
67.1°F
(19.5°C)
-2.3°F
(-1.3°C)
5th Coolest
Coolest since:
1992
55th Warmest
Warmest since:
2018
Ties: 1966
Apr–Sep 1989
6-Month
61.4°F
(16.3°C)
63.8°F
(17.7°C)
-2.4°F
(-1.4°C)
5th Coolest
Coolest since:
1992
55th Warmest
Warmest since:
2010
Mar–Sep 1989
7-Month
57.2°F
(14.0°C)
59.8°F
(15.4°C)
-2.6°F
(-1.4°C)
4th Coolest
Coolest since:
1992
56th Warmest
Warmest since:
2012
Feb–Sep 1989
8-Month
52.6°F
(11.4°C)
55.7°F
(13.2°C)
-3.1°F
(-1.8°C)
4th Coolest
Coolest since:
1978
56th Warmest
Warmest since:
2012
Jan–Sep 1989
9-Month
50.2°F
(10.1°C)
52.2°F
(11.2°C)
-2.0°F
(-1.1°C)
13th Coolest
Coolest since:
1978
47th Warmest
Warmest since:
2012
Ties: 1971, 1997
Dec 1988–Sep 1989
10-Month
48.0°F
(8.9°C)
50.1°F
(10.1°C)
-2.1°F
(-1.2°C)
14th Coolest
Coolest since:
1978
46th Warmest
Warmest since:
2012
Ties: 1972
Nov 1988–Sep 1989
11-Month
47.4°F
(8.6°C)
49.1°F
(9.5°C)
-1.7°F
(-0.9°C)
21st Coolest
Coolest since:
1978
38th Warmest
Warmest since:
2012
Ties: 1966
Oct 1988–Sep 1989
12-Month
47.1°F
(8.4°C)
49.3°F
(9.6°C)
-2.2°F
(-1.2°C)
11th Coolest
Coolest since:
1978
48th Warmest
Warmest since:
2012
Apr 1988–Sep 1989
18-Month
53.0°F
(11.7°C)
54.2°F
(12.3°C)
-1.2°F
(-0.6°C)
23rd Coolest
Coolest since:
1979
36th Warmest
Warmest since:
2012
Ties: 1971, 1980, 1986
Oct 1987–Sep 1989
24-Month
48.0°F
(8.9°C)
49.3°F
(9.6°C)
-1.3°F
(-0.7°C)
18th Coolest
Coolest since:
1979
40th Warmest
Warmest since:
2017
Ties: 2014
Oct 1986–Sep 1989
36-Month
48.7°F
(9.3°C)
49.3°F
(9.6°C)
-0.6°F
(-0.3°C)
31st Coolest
Coolest since:
1979
26th Warmest
Warmest since:
2012
Ties: 1991, 1993, 2005
Oct 1985–Sep 1989
48-Month
48.5°F
(9.2°C)
49.3°F
(9.6°C)
-0.8°F
(-0.4°C)
22nd Coolest
Coolest since:
1980
34th Warmest
Warmest since:
2013
Ties: 1992
Oct 1984–Sep 1989
60-Month
48.6°F
(9.2°C)
49.2°F
(9.6°C)
-0.6°F
(-0.4°C)
26th Coolest
Coolest since:
1982
29th Warmest
Warmest since:
2002

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