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City Data Info
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Grand Rapids, Michigan

Average Temperature Rankings, September 1969

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Period Value 1991-2020
Mean
Anomaly Rank
(1963-2022)
Warmest/Coolest
Since
Record
September 1969
1-Month
63.3°F
(17.4°C)
63.5°F
(17.5°C)
-0.2°F
(-0.1°C)
36th Coolest
Coolest since:
1993
24th Warmest
Warmest since:
2005
Aug–Sep 1969
2-Month
68.2°F
(20.1°C)
67.3°F
(19.6°C)
0.9°F
(0.5°C)
48th Coolest
Coolest since:
1992
12th Warmest
Warmest to Date
2005
Jul–Sep 1969
3-Month
69.5°F
(20.8°C)
69.1°F
(20.6°C)
0.4°F
(0.2°C)
44th Coolest
Coolest since:
1992
16th Warmest
Warmest to Date
2005, 2016
Ties: 1995, 1999, 2006
Jun–Sep 1969
4-Month
67.8°F
(19.9°C)
69.1°F
(20.6°C)
-1.3°F
(-0.7°C)
20th Coolest
Coolest since:
1992
40th Warmest
Warmest since:
2005
Ties: 1990
May–Sep 1969
5-Month
65.6°F
(18.7°C)
67.1°F
(19.5°C)
-1.5°F
(-0.8°C)
16th Coolest
Coolest since:
1992
44th Warmest
Warmest since:
2018
Apr–Sep 1969
6-Month
62.6°F
(17.0°C)
63.8°F
(17.7°C)
-1.2°F
(-0.7°C)
19th Coolest
Coolest since:
1992
41st Warmest
Warmest since:
2010
Ties: 1983
Mar–Sep 1969
7-Month
57.9°F
(14.4°C)
59.8°F
(15.4°C)
-1.9°F
(-1.0°C)
13th Coolest
Coolest since:
1992
47th Warmest
Warmest since:
2012
Ties: 2014
Feb–Sep 1969
8-Month
53.8°F
(12.1°C)
55.7°F
(13.2°C)
-1.9°F
(-1.1°C)
18th Coolest
Coolest since:
1978
42nd Warmest
Warmest since:
2012
Jan–Sep 1969
9-Month
50.3°F
(10.2°C)
52.2°F
(11.2°C)
-1.9°F
(-1.0°C)
16th Coolest
Coolest since:
1978
44th Warmest
Warmest since:
2012
Ties: 1993
Dec 1968–Sep 1969
10-Month
47.8°F
(8.8°C)
50.1°F
(10.1°C)
-2.3°F
(-1.3°C)
10th Coolest
Coolest since:
1978
50th Warmest
Warmest since:
2012
Nov 1968–Sep 1969
11-Month
47.0°F
(8.3°C)
49.1°F
(9.5°C)
-2.1°F
(-1.2°C)
12th Coolest
Coolest since:
1978
47th Warmest
Warmest since:
2012
Ties: 2015
Oct 1968–Sep 1969
12-Month
47.4°F
(8.6°C)
49.3°F
(9.6°C)
-1.9°F
(-1.0°C)
15th Coolest
Coolest since:
1978
44th Warmest
Warmest since:
2012
Apr 1968–Sep 1969
18-Month
52.6°F
(11.4°C)
54.2°F
(12.3°C)
-1.6°F
(-0.9°C)
15th Coolest
Coolest since:
1979
44th Warmest
Warmest to Date
2012
Ties: 1981, 1984, 1990, 2003, 2015
Oct 1967–Sep 1969
24-Month
47.7°F
(8.7°C)
49.3°F
(9.6°C)
-1.6°F
(-0.9°C)
12th Coolest
Coolest since:
1979
46th Warmest
Warmest since:
2017
Ties: 1968, 1990, 1993
Oct 1966–Sep 1969
36-Month
47.6°F
(8.7°C)
49.3°F
(9.6°C)
-1.7°F
(-0.9°C)
11th Coolest
Coolest since:
1979
46th Warmest
Warmest since:
2012
Oct 1965–Sep 1969
48-Month
47.6°F
(8.7°C)
49.3°F
(9.6°C)
-1.7°F
(-0.9°C)
9th Coolest
Coolest since:
1980
47th Warmest
Warmest to Date
2013
Ties: 1997
Oct 1964–Sep 1969
60-Month
47.4°F
(8.6°C)
49.2°F
(9.6°C)
-1.8°F
(-1.0°C)
3rd Coolest
Coolest to Date
1982
52nd Warmest
Warmest to Date
2002
Ties: 1971, 1979

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