Weather History for Mackinac Island, MI

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 74 °F 51 °F 36 °F
Mean Temperature 62 °F 46 °F 34 °F
Min Temperature 54 °F 41 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 30 19 3 594
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 1 0 37
Dew Point  
Dew Point 60 °F 39 °F 16 °F
Precipitation  
Precipitation 0.51 in 0.04 in 0.00 in 1.11 in
Snowdepth - - - -
Wind  
Wind 29 mph 10 mph 0 mph
Gust Wind 46 mph 22 mph 9 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 29.89 in 29.31 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 06, 2012 Rise Set
Actual Time 7:43 AM EDT 7:08 PM EDT
Civil Twilight 7:14 AM EDT 7:37 PM EDT
Nautical Twilight 6:39 AM EDT 8:12 PM EDT
Astronomical Twilight 6:04 AM EDT 8:47 PM EDT
Moon 11:08 PM EDT (10/6) 1:52 PM EDT (10/6)
Length of Visible Light 12h 23m
Length of Day
11h 24m
Waning Gibbous, 65% of the Moon is Illuminated
Oct 6
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full

Weather History Calendar

Precipitation Actual month total 1.11 Average Month Total: 3.57
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
59 | 43 0.00
Average:
57 | 44 0.11
Partly Cloudy
Actual:
59 | 48 0.00
Average:
56 | 43 0.11
Rain
Actual:
59 | 47 0.00
Average:
56 | 43 0.12
Rain
Actual:
65 | 54 0.00
Average:
56 | 43 0.11
Rain
Actual:
57 | 44 0.00
Average:
56 | 43 0.11
Partly Cloudy
Actual:
46 | 36 0.00
Average:
56 | 43 0.11
Rain
Actual:
44 | 31 0.00
Average:
55 | 43 0.10
Rain
Actual:
54 | 41 0.00
Average:
55 | 43 0.10
Rain
Actual:
51 | 42 0.14
Average:
55 | 42 0.10
Rain
Actual:
43 | 38 0.00
Average:
54 | 42 0.10
Snow
Actual:
43 | 34 0.44
Average:
53 | 42 0.11
Snow
Actual:
45 | 30 0.02
Average:
53 | 41 0.12
Rain
Actual:
47 | 39 0.51
Average:
52 | 41 0.13
Rain
Actual:
48 | 41 0.00
Average:
52 | 41 0.13
Rain
Actual:
44 | 39 0.00
Average:
51 | 40 0.13
Rain
Actual:
50 | 32 0.00
Average:
50 | 40 0.14
Rain
Actual:
64 | 46 0.00
Average:
50 | 40 0.13
Rain
Actual:
57 | 46 0.00
Average:
49 | 39 0.13
Rain
Actual:
49 | 44 0.00
Average:
49 | 39 0.13
Rain
Actual:
55 | 43 0.00
Average:
49 | 39 0.13
Scattered Clouds
Actual:
55 | 43 0.00
Average:
48 | 38 0.12
Partly Cloudy
Actual:
56 | 45 0.00
Average:
48 | 38 0.12
Overcast
Actual:
52 | 48 0.00
Average:
48 | 38 0.12
Fog
Actual:
52 | 47 0.00
Average:
48 | 37 0.10
Rain
Actual:
74 | 50 0.00
Average:
47 | 37 0.10
Rain
Actual:
48 | 40 0.00
Average:
47 | 37 0.10
Partly Cloudy
Actual:
45 | 32 0.00
Average:
47 | 37 0.10
Scattered Clouds
Actual:
45 | 34 0.00
Average:
46 | 36 0.11
Clear
Actual:
42 | 34 0.00
Average:
46 | 36 0.11
Snow
Actual:
36 | 33 0.00
Average:
46 | 36 0.12
Rain
Actual:
40 | 33 0.00
Average:
45 | 35 0.12
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 51 43 50 46 41 95 83 61 29.96 29.89 29.84 10 10 10 12 5 17 0.00  
2 59 54 48 50 49 47 97 87 68 29.99 29.91 29.85 10 10 5 8 4 - 0.00  
3 59 53 47 55 52 47 97 93 81 30.02 30.00 29.98 10 6 0 10 5 - 0.00 Fog , Rain
4 65 60 54 56 54 43 97 85 58 29.99 29.90 29.81 10 7 0 20 4 33 0.00 Fog , Rain
5 57 50 44 41 34 28 66 59 51 29.91 29.87 29.82 10 10 10 23 16 32 0.00 Rain
6 46 41 36 35 31 25 80 65 46 30.08 29.91 29.78 10 10 10 22 16 31 0.00  
7 44 38 31 36 33 30 95 78 63 30.08 30.05 30.00 10 10 10 14 6 21 0.00 Rain
8 54 48 41 34 31 27 73 54 35 30.01 29.97 29.91 10 10 10 22 12 33 0.00 Rain
9 51 46 42 47 40 29 94 73 43 29.90 29.76 29.66 10 10 7 24 13 36 0.14 Rain
10 43 40 38 38 32 24 85 72 55 30.01 29.81 29.67 10 10 10 21 13 29 0.00 Rain
11 43 38 34 40 33 25 94 76 55 30.15 29.95 29.81 10 9 3 22 11 32 0.44 Rain , Snow
12 45 38 30 33 30 25 96 72 47 30.41 30.32 30.16 10 10 5 14 7 20 0.02 Rain , Snow
13 47 42 39 46 35 27 97 79 57 30.30 30.02 29.76 10 8 2 13 9 21 0.51 Rain
14 48 44 41 48 45 41 97 97 95 29.77 29.55 29.32 10 4 0 22 9 30 0.00 Rain
15 44 42 39 40 36 32 96 82 66 29.90 29.68 29.35 10 9 4 22 14 31 0.00 Rain
16 50 41 32 44 38 32 97 81 66 29.91 29.80 29.64 10 10 10 14 7 23 0.00 Rain
17 64 55 46 53 45 38 90 76 53 29.64 29.52 29.44 10 10 7 14 9 22 0.00 Rain
18 57 52 46 53 47 39 97 86 74 29.62 29.42 29.31 10 9 2 17 9 29 0.00 Rain
19 49 46 44 47 42 38 95 86 73 29.64 29.61 29.59 10 9 2 13 6 22 0.00 Rain
20 55 49 43 46 44 40 96 84 58 29.80 29.68 29.60 10 10 4 10 6 - 0.00 Rain
21 55 49 43 49 45 40 97 88 69 30.02 29.95 29.81 10 9 2 13 7 20 0.00  
22 56 50 45 48 44 42 94 81 63 30.05 30.02 30.00 10 10 10 14 6 18 0.00  
23 52 50 48 48 46 44 93 84 75 30.05 30.03 30.00 10 10 7 18 13 28 0.00  
24 52 50 47 51 48 45 97 96 87 30.03 29.96 29.87 10 2 0 17 12 28 0.00 Fog
25 74 62 50 60 56 49 97 76 47 29.86 29.69 29.57 10 8 0 23 10 36 0.00 Fog , Rain
26 48 44 40 47 33 28 94 70 52 30.25 30.10 29.73 10 9 2 21 15 32 0.00 Rain
27 45 38 32 31 25 20 78 59 41 30.30 30.27 30.24 10 10 10 12 6 18 0.00  
28 45 40 34 30 26 22 78 62 43 30.34 30.31 30.28 10 10 10 14 8 22 0.00  
29 42 38 34 26 21 16 64 51 39 30.29 30.22 30.05 10 10 10 23 14 36 0.00  
30 36 34 33 34 29 20 95 80 53 30.04 29.80 29.68 10 8 2 29 22 46 0.00 Rain , Snow
31 40 36 33 34 32 31 92 84 72 29.67 29.63 29.60 10 10 7 20 16 29 0.00 Rain