Weather History for Mackinac Island, MI

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Monday, December 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 20 °F -  
Max Temperature 24 °F 33 °F 43 °F (1991)
Min Temperature 16 °F 25 °F 4 °F (1986)
Degree Days  
Heating Degree Days 45    
Moisture  
Dew Point 16 °F    
Average Humidity 81    
Maximum Humidity 90    
Minimum Humidity 71    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.73 in    
Wind  
Wind Speed 11 mph (North)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 9 miles    
Events Snow    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 10, 2012 Rise Set
Actual Time 8:09 AM EST 4:53 PM EST
Civil Twilight 7:35 AM EST 5:28 PM EST
Nautical Twilight 6:57 AM EST 6:05 PM EST
Astronomical Twilight 6:21 AM EST 6:41 PM EST
Moon 4:45 AM EST (12/10) 2:47 PM EST (12/10)
Length of Visible Light 9h 52m
Length of Day
8h 44m
Waning Crescent, 10% of the Moon is Illuminated
Dec 10
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 22.1 °F 8.5 °F 19.6 °F 90% 29.77 in 2.5 mi NE 16.1 mph 21.9 mph N/A Snow Light Snow
12:35 AM 22.1 °F 8.5 °F 19.4 °F 89% 29.75 in 5.0 mi NE 16.1 mph 23.0 mph N/A Snow Light Snow
12:55 AM 22.1 °F 7.6 °F 19.4 °F 89% 29.74 in 5.0 mi NE 18.4 mph 24.2 mph N/A Snow Light Snow
1:15 AM 22.1 °F 8.5 °F 19.4 °F 89% 29.72 in 5.0 mi NE 16.1 mph 24.2 mph N/A Snow Light Snow
1:35 AM 22.1 °F 8.0 °F 19.2 °F 89% 29.72 in 10.0 mi NE 17.3 mph 23.0 mph N/A   Overcast
1:55 AM 22.5 °F 8.0 °F 19.2 °F 87% 29.70 in 10.0 mi NE 18.4 mph 23.0 mph N/A   Overcast
2:15 AM 22.6 °F 8.7 °F 18.9 °F 85% 29.70 in 10.0 mi NE 17.3 mph 23.0 mph N/A   Overcast
2:35 AM 22.5 °F 8.9 °F 18.5 °F 85% 29.70 in 10.0 mi NE 16.1 mph 21.9 mph N/A   Overcast
2:55 AM 22.5 °F 8.9 °F 18.5 °F 85% 29.69 in 10.0 mi NE 16.1 mph 19.6 mph N/A   Overcast
3:15 AM 22.3 °F 8.7 °F 18.5 °F 85% 29.68 in 10.0 mi NE 16.1 mph - N/A   Overcast
3:56 AM 21.9 °F 11.0 °F 18.3 °F 86% 29.69 in 10.0 mi NNE 10.4 mph - N/A Snow Light Snow
4:15 AM 21.6 °F 10.6 °F 18.1 °F 87% 29.66 in 4.0 mi NE 10.4 mph - N/A Snow Light Snow
4:35 AM 21.4 °F 9.1 °F 18.1 °F 87% 29.66 in 4.0 mi NE 12.7 mph - N/A Snow Light Snow
4:56 AM 21.2 °F 10.9 °F 18.0 °F 87% 29.65 in 3.0 mi NNE 9.2 mph - N/A Snow Light Snow
5:15 AM 21.0 °F 9.9 °F 17.6 °F 87% 29.65 in 3.0 mi NNE 10.4 mph - N/A Snow Light Snow
5:35 AM 20.8 °F 10.4 °F 17.6 °F 87% 29.64 in 4.0 mi NNE 9.2 mph - N/A Snow Light Snow
5:56 AM 20.3 °F 8.3 °F 16.9 °F 87% 29.64 in 4.0 mi NNE 11.5 mph - N/A Snow Light Snow
6:15 AM 20.3 °F 9.0 °F 16.7 °F 86% 29.64 in 10.0 mi NNE 10.4 mph - N/A Snow Light Snow
6:35 AM 20.1 °F 10.3 °F 16.2 °F 85% 29.64 in 10.0 mi NNE 8.1 mph - N/A Snow Light Snow
7:15 AM 20.3 °F 11.5 °F 16.5 °F 85% 29.64 in 10.0 mi NNE 6.9 mph - N/A   Overcast
7:35 AM 19.9 °F 10.1 °F 16.3 °F 86% 29.65 in 10.0 mi North 8.1 mph - N/A   Overcast
7:56 AM 19.8 °F 10.8 °F 16.5 °F 87% 29.65 in 10.0 mi North 6.9 mph - N/A   Overcast
8:15 AM 19.4 °F 9.5 °F 16.0 °F 87% 29.65 in 10.0 mi North 8.1 mph - N/A   Overcast
8:35 AM 18.5 °F 8.4 °F 14.9 °F 86% 29.66 in 10.0 mi North 8.1 mph - N/A   Overcast
8:55 AM 18.5 °F 11.7 °F 14.9 °F 86% 29.67 in 10.0 mi North 4.6 mph - N/A   Overcast
9:15 AM 18.5 °F 9.3 °F 14.4 °F 84% 29.68 in 10.0 mi North 6.9 mph - N/A Snow Light Snow
9:35 AM 18.3 °F 9.1 °F 14.0 °F 83% 29.68 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
9:55 AM 20.1 °F 13.6 °F 14.7 °F 80% 29.68 in 4.0 mi NNW 4.6 mph - N/A Snow Light Snow
10:15 AM 19.9 °F 10.1 °F 15.4 °F 83% 29.69 in 5.0 mi NNW 8.1 mph - N/A Snow Light Snow
10:36 AM 19.8 °F 13.2 °F 14.7 °F 81% 29.70 in 10.0 mi North 4.6 mph - N/A Snow Light Snow
10:55 AM 20.7 °F 11.9 °F 14.0 °F 75% 29.70 in 7.0 mi North 6.9 mph - N/A Snow Light Snow
11:15 AM 21.2 °F 13.6 °F 14.4 °F 75% 29.70 in 7.0 mi North 5.8 mph - N/A Snow Light Snow
11:36 AM 20.3 °F 10.6 °F 14.0 °F 77% 29.69 in 10.0 mi NNW 8.1 mph - N/A   Overcast
11:55 AM 20.8 °F 12.1 °F 14.9 °F 78% 29.69 in 2.0 mi NW 6.9 mph - N/A Snow Light Snow
12:15 PM 21.0 °F 9.3 °F 14.9 °F 77% 29.69 in 3.0 mi NNW 11.5 mph - N/A Snow Light Snow
12:36 PM 21.7 °F 13.2 °F 14.5 °F 74% 29.69 in 10.0 mi NNW 6.9 mph - N/A   Overcast
12:55 PM 22.1 °F 12.8 °F 15.1 °F 74% 29.69 in 7.0 mi NNW 8.1 mph - N/A Snow Light Snow
1:15 PM 22.5 °F 13.2 °F 14.9 °F 73% 29.70 in 10.0 mi NNW 8.1 mph - N/A   Overcast
1:36 PM 22.6 °F 13.4 °F 15.4 °F 74% 29.70 in 10.0 mi NW 8.1 mph 16.1 mph N/A   Overcast
1:55 PM 22.8 °F 14.5 °F 15.4 °F 73% 29.70 in 10.0 mi North 6.9 mph - N/A   Overcast
2:15 PM 24.3 °F 16.3 °F 16.2 °F 71% 29.70 in 10.0 mi NNW 6.9 mph 18.4 mph N/A   Overcast
2:36 PM 24.6 °F 13.8 °F 16.3 °F 71% 29.71 in 10.0 mi NNW 11.5 mph - N/A   Overcast
2:55 PM 23.9 °F 14.2 °F 16.5 °F 73% 29.71 in 10.0 mi NNW 9.2 mph - N/A   Overcast
3:15 PM 23.5 °F 11.8 °F 16.0 °F 73% 29.72 in 10.0 mi NNW 12.7 mph 20.7 mph N/A   Overcast
3:35 PM 23.0 °F 10.6 °F 15.4 °F 73% 29.73 in 10.0 mi North 13.8 mph 17.3 mph N/A   Mostly Cloudy
3:55 PM 23.9 °F 10.8 °F 16.3 °F 73% 29.73 in 10.0 mi NNW 16.1 mph 20.7 mph N/A   Overcast
4:15 PM 23.9 °F 11.2 °F 17.2 °F 76% 29.75 in 10.0 mi NNW 15.0 mph 18.4 mph N/A   Overcast
4:36 PM 23.7 °F 11.5 °F 17.2 °F 76% 29.75 in 10.0 mi NNW 13.8 mph 19.6 mph N/A   Overcast
4:55 PM 23.5 °F 11.8 °F 17.6 °F 78% 29.75 in 10.0 mi NNW 12.7 mph 18.4 mph N/A   Overcast
5:15 PM 23.5 °F 13.0 °F 17.4 °F 77% 29.76 in 10.0 mi NNW 10.4 mph 18.4 mph N/A   Overcast
5:35 PM 23.0 °F 11.7 °F 17.4 °F 79% 29.76 in 10.0 mi NNW 11.5 mph 17.3 mph N/A   Overcast
5:55 PM 22.8 °F 12.2 °F 17.8 °F 81% 29.77 in 10.0 mi NNW 10.4 mph - N/A   Overcast
6:15 PM 23.0 °F 12.4 °F 18.0 °F 81% 29.77 in 10.0 mi NNW 10.4 mph - N/A   Overcast
6:35 PM 23.5 °F 15.4 °F 18.1 °F 80% 29.78 in 10.0 mi NNW 6.9 mph - N/A   Overcast
6:55 PM 23.7 °F 16.6 °F 18.5 °F 80% 29.79 in 10.0 mi NNW 5.8 mph - N/A   Overcast
7:15 PM 23.5 °F 15.4 °F 18.5 °F 81% 29.79 in 10.0 mi NNW 6.9 mph - N/A   Overcast
7:35 PM 23.0 °F 15.8 °F 18.5 °F 83% 29.81 in 10.0 mi NW 5.8 mph - N/A   Overcast
7:55 PM 22.8 °F 15.5 °F 18.3 °F 83% 29.82 in 10.0 mi NW 5.8 mph - N/A   Overcast
8:15 PM 22.6 °F 14.3 °F 18.3 °F 83% 29.82 in 10.0 mi NNW 6.9 mph - N/A   Overcast
8:35 PM 22.8 °F 15.5 °F 18.5 °F 83% 29.83 in 10.0 mi North 5.8 mph - N/A   Overcast
8:55 PM 22.5 °F 14.1 °F 16.7 °F 79% 29.84 in 10.0 mi NNE 6.9 mph - N/A   Overcast
9:15 PM 21.6 °F 16.8 °F 16.0 °F 79% 29.84 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
9:35 PM 20.7 °F 13.0 °F 14.5 °F 77% 29.84 in 10.0 mi NE 5.8 mph - N/A   Clear
9:55 PM 20.1 °F 13.6 °F 13.5 °F 75% 29.85 in 10.0 mi ENE 4.6 mph - N/A   Scattered Clouds
10:15 PM 18.3 °F - 14.0 °F 83% 29.86 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:35 PM 19.9 °F 13.4 °F 13.1 °F 75% 29.87 in 10.0 mi NE 4.6 mph - N/A   Overcast
10:55 PM 19.9 °F 13.4 °F 12.9 °F 74% 29.87 in 10.0 mi NNE 4.6 mph - N/A   Overcast
11:15 PM 18.1 °F 12.9 °F 12.7 °F 79% 29.86 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
11:35 PM 16.2 °F 9.0 °F 12.2 °F 84% 29.86 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
11:55 PM 17.2 °F 10.2 °F 13.5 °F 85% 29.86 in 10.0 mi NNE 4.6 mph - N/A   Scattered Clouds