Weather History for Mackinac Island, MI

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Wednesday, May 21, 2014

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 57 °F 55 °F 79 °F (1992)
Min Temperature 39 °F 40 °F 33 °F (2005)
Degree Days  
Heating Degree Days 17    
Moisture  
Dew Point 46 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 80    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 6 mph (ENE)    
Max Wind Speed 12 mph    
Max Gust Speed 17 mph    
Visibility 6 miles    
Events Fog    
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

May. 21, 2014 Rise Set
Actual Time 6:00 AM EDT 9:10 PM EDT
Civil Twilight 5:24 AM EDT 9:46 PM EDT
Nautical Twilight 4:38 AM EDT 10:33 PM EDT
Astronomical Twilight 3:41 AM EDT 11:30 PM EDT
Moon 2:06 AM EDT 1:27 PM EDT
Length of Visible Light 16h 21m
Length of Day
15h 10m
Waning Gibbous, 49% of the Moon is Illuminated
May 21
Waning Gibbous
May 28
New
Jun 5
First Quarter
Jun 13
Full
Jun 19
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:18 AM 40.1 °F 36.9 °F 40.1 °F 100% 29.91 in 4.0 mi ENE 4.6 mph - N/A   Overcast
12:38 AM 39.4 °F 35.2 °F 39.4 °F 100% 29.90 in 3.0 mi East 5.8 mph - N/A   Overcast
12:58 AM 40.1 °F 36.1 °F 40.1 °F 100% 29.90 in 3.0 mi ENE 5.8 mph - N/A   Overcast
1:18 AM 40.8 °F 36.9 °F 40.8 °F 100% 29.90 in 4.0 mi ENE 5.8 mph - N/A   Overcast
1:38 AM 41.4 °F 38.4 °F 41.4 °F 100% 29.89 in 4.0 mi ENE 4.6 mph - N/A   Overcast
1:58 AM 41.4 °F 37.6 °F 41.4 °F 100% 29.90 in 4.0 mi East 5.8 mph - N/A   Overcast
2:18 AM 41.4 °F 36.8 °F 41.4 °F 100% 29.89 in 4.0 mi East 6.9 mph - N/A   Overcast
2:38 AM 41.7 °F 35.6 °F 41.7 °F 100% 29.87 in 4.0 mi East 10.4 mph - N/A   Overcast
2:58 AM 41.5 °F 35.9 °F 41.5 °F 100% 29.87 in 4.0 mi East 9.2 mph - N/A   Overcast
3:18 AM 41.4 °F 36.8 °F 41.4 °F 100% 29.87 in 4.0 mi East 6.9 mph - N/A   Overcast
3:38 AM 41.4 °F 35.7 °F 41.4 °F 100% 29.86 in 3.0 mi East 9.2 mph - N/A   Overcast
3:59 AM 41.9 °F 36.9 °F 41.9 °F 100% 29.86 in 4.0 mi East 8.1 mph - N/A   Overcast
4:18 AM 41.9 °F 36.3 °F 41.9 °F 100% 29.85 in 4.0 mi East 9.2 mph 16.1 mph N/A   Overcast
4:38 AM 41.9 °F 35.4 °F 41.9 °F 100% 29.85 in 4.0 mi East 11.5 mph 17.3 mph N/A   Overcast
5:18 AM 42.1 °F 39.2 °F 42.1 °F 100% 29.85 in 0.5 mi ESE 4.6 mph - N/A Fog Fog
5:38 AM 41.9 °F 38.2 °F 41.9 °F 100% 29.85 in 0.2 mi East 5.8 mph - N/A Fog Fog
5:59 AM 41.4 °F 36.8 °F 41.4 °F 100% 29.86 in 0.2 mi East 6.9 mph - N/A   Unknown
6:18 AM 41.0 °F 37.1 °F 41.0 °F 100% 29.86 in 0.2 mi East 5.8 mph - N/A Fog Fog
6:38 AM 40.6 °F 36.7 °F 40.6 °F 100% 29.86 in 0.2 mi ESE 5.8 mph - N/A Fog Fog
7:18 AM 40.5 °F 36.5 °F 40.5 °F 100% 29.87 in 0.2 mi ESE 5.8 mph - N/A Fog Fog
7:38 AM 42.4 °F - 42.4 °F 100% 29.87 in 0.8 mi Calm Calm - N/A   Overcast
7:58 AM 42.6 °F - 42.6 °F 100% 29.86 in 0.2 mi Calm Calm - N/A Fog Fog
8:18 AM 41.2 °F - 41.2 °F 100% 29.88 in 0.2 mi Calm Calm - N/A Fog Fog
8:39 AM 40.3 °F 37.1 °F 40.3 °F 100% 29.89 in 0.5 mi NNE 4.6 mph - N/A Fog Fog
8:58 AM 40.5 °F 38.4 °F 40.5 °F 100% 29.88 in 1.5 mi NE 3.5 mph - N/A   Overcast
9:18 AM 42.3 °F 39.4 °F 42.3 °F 100% 29.88 in 2.0 mi NE 4.6 mph - N/A   Overcast
9:39 AM 43.9 °F 41.3 °F 43.9 °F 100% 29.89 in 0.8 mi NNE 4.6 mph - N/A   Overcast
9:58 AM 45.3 °F 43.0 °F 45.3 °F 100% 29.88 in 0.8 mi NE 4.6 mph - N/A   Overcast
10:38 AM 48.9 °F - 48.9 °F 100% 29.85 in 1.0 mi East 3.5 mph - N/A   Overcast
11:38 AM 50.0 °F - 50.0 °F 100% 29.85 in 0.8 mi ESE 6.9 mph - N/A   Overcast
11:58 AM 50.9 °F - 50.4 °F 98% 29.86 in 1.0 mi ESE 10.4 mph - N/A   Overcast
12:18 PM 51.8 °F - 50.9 °F 97% 29.85 in 3.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
12:38 PM 54.1 °F - 51.1 °F 89% 29.85 in 7.0 mi SE 8.1 mph - N/A   Scattered Clouds
12:58 PM 54.1 °F - 50.5 °F 88% 29.84 in 7.0 mi ESE 3.5 mph - N/A   Scattered Clouds
1:19 PM 54.5 °F - 50.9 °F 88% 29.83 in 7.0 mi ESE 8.1 mph - N/A   Clear
1:38 PM 54.9 °F - 50.9 °F 86% 29.83 in 7.0 mi ESE 6.9 mph - N/A   Clear
2:19 PM 55.8 °F - 50.9 °F 84% 29.83 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
2:38 PM 56.3 °F - 51.1 °F 83% 29.82 in 10.0 mi Calm Calm - N/A   Overcast
2:58 PM 55.8 °F - 51.3 °F 85% 29.82 in 10.0 mi East 4.6 mph - N/A   Overcast
3:18 PM 54.3 °F - 49.3 °F 83% 29.83 in 10.0 mi NE 5.8 mph - N/A   Overcast
3:38 PM 52.7 °F - 48.6 °F 86% 29.83 in 10.0 mi ENE 3.5 mph - N/A   Overcast
3:59 PM 52.2 °F - 47.8 °F 85% 29.83 in 10.0 mi East 5.8 mph - N/A   Overcast
4:18 PM 54.0 °F - 49.1 °F 84% 29.84 in 10.0 mi East 3.5 mph - N/A   Overcast
4:38 PM 54.1 °F - 49.3 °F 84% 29.85 in 10.0 mi ENE 5.8 mph - N/A   Overcast
4:59 PM 52.3 °F - 47.3 °F 83% 29.85 in 10.0 mi East 4.6 mph - N/A   Overcast
5:18 PM 52.7 °F - 48.9 °F 87% 29.86 in 10.0 mi ENE 3.5 mph - N/A   Overcast
5:39 PM 54.5 °F - 50.4 °F 86% 29.86 in 10.0 mi Calm Calm - N/A   Overcast
5:59 PM 56.7 °F - 51.3 °F 82% 29.87 in 10.0 mi NE 4.6 mph - N/A   Overcast
6:18 PM 54.7 °F - 49.5 °F 83% 29.88 in 10.0 mi North 3.5 mph - N/A   Overcast
6:39 PM 54.1 °F - 49.5 °F 84% 29.88 in 10.0 mi North 3.5 mph - N/A   Overcast
6:59 PM 55.4 °F - 50.5 °F 84% 29.89 in 10.0 mi North 3.5 mph - N/A   Overcast
7:18 PM 57.2 °F - 51.3 °F 81% 29.89 in 10.0 mi NNW 4.6 mph - N/A   Overcast
7:39 PM 56.1 °F - 50.0 °F 80% 29.89 in 10.0 mi NNW 5.8 mph - N/A   Overcast
7:59 PM 54.9 °F - 49.5 °F 82% 29.90 in 10.0 mi North 6.9 mph - N/A   Overcast
8:18 PM 54.5 °F - 48.6 °F 80% 29.91 in 10.0 mi NNW 6.9 mph - N/A   Overcast
8:39 PM 53.2 °F - 49.1 °F 86% 29.90 in 10.0 mi North 5.8 mph - N/A   Overcast
8:59 PM 52.7 °F - 48.7 °F 86% 29.90 in 10.0 mi North 8.1 mph - N/A   Overcast
9:19 PM 52.7 °F - 48.7 °F 86% 29.90 in 10.0 mi North 4.6 mph - N/A   Overcast
9:39 PM 52.0 °F - 48.7 °F 89% 29.90 in 10.0 mi NNE 4.6 mph - N/A   Overcast
9:58 PM 50.7 °F - 48.4 °F 92% 29.90 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
10:19 PM 49.6 °F - 47.5 °F 92% 29.90 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:39 PM 48.7 °F - 47.5 °F 95% 29.90 in 10.0 mi Calm Calm - N/A   Clear
10:58 PM 47.7 °F - 46.8 °F 97% 29.90 in 10.0 mi WSW 4.6 mph - N/A   Clear
11:19 PM 47.3 °F - 46.4 °F 97% 29.90 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
11:58 PM 49.8 °F - 48.2 °F 94% 29.90 in 10.0 mi WNW 6.9 mph - N/A   Overcast