Average Monthly Temperatures  
TEMPERATURE JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
DETROIT
32.0
19.1
35.2
21.0
45.8
28.6
59.1
39.4
69.9
49.4
79.3
59.5
83.4
63.9
81.4
62.6
74.0
54.7
61.6
43.3
48.8
34.3
36.1
24.1
FLINT
29.6
15.3
32.8
16.9
43.5
24.8
57.3
35.5
68.5
45.3
77.9
55.2
81.9
59.2
79.7
57.9
72.3
49.9
59.6
39.4
46.7
31.0
34.1
20.8
SAGINAW
28.9
15.6
31.7
17.3
42.2
25.3
56.1
36.0
68.0
46.6
77.9
56.5
81.8
60.2
79.4
58.3
72.1
50.5
59.3
40.1
45.9
31.2
33.5
21.2

 

  Average Monthly Precipitation  
PRECIPITATION JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
DETROIT 1.96" 2.02" 2.28" 2.90" 3.38" 3.52" 3.37" 3.00" 3.27" 2.52" 2.79" 2.46"
FLINT
1.63" 1.48" 1.91" 2.89" 3.08" 3.07" 3.32" 3.18" 3.75" 2.47" 2.67" 1.92"
SAGINAW
1.71" 1.61" 2.06" 2.89" 3.38" 2.98" 2.58" 3.31" 3.83" 2.63" 2.70" 1.86"

 

  Average Monthly Snowfall  
SNOWFALL JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
DETROIT 12.5" 10.4" 6.9" 1.7" Trace 0" 0" 0" 0" 0.1" 1.4" 9.7"
FLINT
13.1" 10.8" 6.5" 2.3" Trace 0" 0" 0" 0" 0.4" 2.5" 11.8"
SAGINAW
11.9" 8.6" 6.4" 1.7" Trace 0" 0" 0" 0" 0.3" 3.6" 9.0"

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