Weather History for Mackinac Island, MI

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Monday, September 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 56 °F -  
Max Temperature 66 °F 57 °F 73 °F (1982)
Min Temperature 47 °F 44 °F 30 °F (1993)
Degree Days  
Heating Degree Days 8    
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 78    
Maximum Humidity 99    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.94 in    
Wind  
Wind Speed 5 mph (South)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
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

Sep. 30, 2013 Rise Set
Actual Time 7:35 AM EDT 7:20 PM EDT
Civil Twilight 7:06 AM EDT 7:49 PM EDT
Nautical Twilight 6:31 AM EDT 8:24 PM EDT
Astronomical Twilight 5:56 AM EDT 8:59 PM EDT
Moon 3:00 AM EDT (9/30) 5:00 PM EDT (9/30)
Length of Visible Light 12h 43m
Length of Day
11h 44m
Waning Crescent, 19% of the Moon is Illuminated
Sep 30
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:17 AM 50.9 °F 50.4 °F 98% 30.00 in 10.0 mi SW 4.6 mph - N/A   Clear
12:38 AM 50.4 °F 50.0 °F 99% 30.01 in 10.0 mi SSW 3.5 mph - N/A   Clear
12:57 AM 50.5 °F 50.2 °F 99% 30.00 in 10.0 mi South 3.5 mph - N/A   Clear
1:17 AM 50.4 °F 50.0 °F 99% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Clear
1:38 AM 50.0 °F 49.5 °F 98% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Clear
1:57 AM 49.8 °F 49.3 °F 98% 30.01 in 10.0 mi South 5.8 mph - N/A   Clear
2:17 AM 50.0 °F 49.3 °F 97% 30.01 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:38 AM 50.0 °F 49.3 °F 97% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Clear
2:57 AM 49.5 °F 48.7 °F 97% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Clear
3:17 AM 48.6 °F 48.2 °F 99% 29.99 in 7.0 mi SW 4.6 mph - N/A   Clear
3:38 AM 48.2 °F 47.7 °F 98% 29.99 in 10.0 mi South 6.9 mph - N/A   Clear
3:57 AM 49.3 °F 48.7 °F 98% 29.99 in 10.0 mi South 8.1 mph - N/A   Clear
4:18 AM 49.6 °F 49.1 °F 98% 29.99 in 10.0 mi South 5.8 mph - N/A   Clear
4:37 AM 49.6 °F 49.1 °F 98% 29.99 in 10.0 mi SSW 4.6 mph - N/A   Clear
4:57 AM 49.1 °F 48.4 °F 97% 29.99 in 10.0 mi SW 4.6 mph - N/A   Clear
5:18 AM 48.2 °F 47.5 °F 97% 29.99 in 10.0 mi SSW 3.5 mph - N/A   Clear
5:37 AM 47.7 °F 47.3 °F 99% 30.00 in 10.0 mi SW 3.5 mph - N/A   Clear
5:57 AM 47.5 °F 47.1 °F 99% 30.00 in 10.0 mi WSW 3.5 mph - N/A   Clear
6:18 AM 47.3 °F 46.9 °F 99% 30.00 in 10.0 mi SW 3.5 mph - N/A   Clear
6:37 AM 47.5 °F 47.1 °F 99% 30.00 in 10.0 mi SSW 3.5 mph - N/A   Clear
6:57 AM 47.1 °F 46.8 °F 99% 30.00 in 10.0 mi SSW 4.6 mph - N/A   Clear
7:18 AM 47.8 °F 47.5 °F 99% 29.99 in 10.0 mi South 5.8 mph - N/A   Clear
7:37 AM 48.6 °F 48.2 °F 99% 29.99 in 10.0 mi South 6.9 mph - N/A   Clear
7:57 AM 50.0 °F 49.6 °F 99% 29.99 in 10.0 mi South 6.9 mph - N/A   Clear
8:18 AM 51.1 °F 49.1 °F 93% 29.98 in 10.0 mi SSE 8.1 mph - N/A   Clear
8:37 AM 52.0 °F 48.2 °F 87% 29.98 in 10.0 mi SSE 8.1 mph - N/A   Clear
8:58 AM 52.7 °F 48.6 °F 86% 29.98 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:17 AM 53.8 °F 48.7 °F 83% 29.98 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:37 AM 55.4 °F 47.5 °F 75% 29.97 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:58 AM 55.6 °F 46.4 °F 71% 29.97 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:17 AM 57.0 °F 45.7 °F 66% 29.96 in 10.0 mi SSE 6.9 mph - N/A   Clear
10:37 AM 57.4 °F 45.9 °F 65% 29.96 in 10.0 mi South 8.1 mph - N/A   Clear
10:58 AM 57.7 °F 46.8 °F 67% 29.96 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:17 AM 58.1 °F 46.2 °F 65% 29.96 in 10.0 mi South 9.2 mph - N/A   Clear
11:37 AM 59.0 °F 46.2 °F 63% 29.96 in 10.0 mi SSE 6.9 mph - N/A   Clear
11:58 AM 60.1 °F 45.1 °F 58% 29.95 in 10.0 mi SSE 4.6 mph - N/A   Clear
12:17 PM 61.0 °F 45.1 °F 56% 29.96 in 10.0 mi South 4.6 mph - N/A   Clear
12:38 PM 62.6 °F 44.1 °F 51% 29.96 in 10.0 mi South 3.5 mph - N/A   Clear
12:58 PM 62.8 °F 45.1 °F 53% 29.96 in 10.0 mi South 3.5 mph - N/A   Clear
1:17 PM 62.4 °F 45.5 °F 54% 29.94 in 10.0 mi Calm Calm - N/A   Clear
1:38 PM 64.6 °F 42.4 °F 44% 29.93 in 10.0 mi South 6.9 mph - N/A   Clear
1:57 PM 64.9 °F 41.5 °F 42% 29.92 in 10.0 mi South 6.9 mph - N/A   Clear
2:17 PM 64.9 °F 40.1 °F 40% 29.92 in 10.0 mi South 5.8 mph - N/A   Clear
2:38 PM 65.3 °F 40.5 °F 40% 29.91 in 10.0 mi South 4.6 mph - N/A   Clear
2:57 PM 66.0 °F 42.1 °F 42% 29.91 in 10.0 mi SSE 5.8 mph - N/A   Clear
3:18 PM 64.9 °F 51.6 °F 62% 29.91 in 10.0 mi South 3.5 mph - N/A   Clear
3:37 PM 63.9 °F 51.8 °F 65% 29.90 in 10.0 mi South 4.6 mph - N/A   Clear
3:57 PM 63.9 °F 52.2 °F 66% 29.90 in 10.0 mi West 3.5 mph - N/A   Clear
4:18 PM 64.4 °F 46.4 °F 52% 29.88 in 10.0 mi Calm Calm - N/A   Clear
4:37 PM 62.6 °F 51.6 °F 67% 29.88 in 10.0 mi Calm Calm - N/A   Clear
4:57 PM 63.0 °F 52.2 °F 68% 29.88 in 10.0 mi Calm Calm - N/A   Clear
5:18 PM 63.5 °F 52.3 °F 67% 29.88 in 10.0 mi Calm Calm - N/A   Clear
5:37 PM 63.7 °F 51.1 °F 64% 29.88 in 10.0 mi Calm Calm - N/A   Clear
5:57 PM 63.7 °F 51.4 °F 64% 29.87 in 10.0 mi Calm Calm - N/A   Clear
6:18 PM 62.6 °F 51.3 °F 66% 29.87 in 10.0 mi Calm Calm - N/A   Clear
6:37 PM 59.9 °F 51.4 °F 74% 29.87 in 10.0 mi East 3.5 mph - N/A   Clear
6:58 PM 59.0 °F 51.3 °F 75% 29.88 in 10.0 mi East 4.6 mph - N/A   Clear
7:18 PM 57.7 °F 50.9 °F 78% 29.88 in 10.0 mi East 4.6 mph - N/A   Clear
7:37 PM 55.8 °F 50.7 °F 83% 29.87 in 10.0 mi East 4.6 mph - N/A   Clear
7:58 PM 55.0 °F 49.8 °F 83% 29.87 in 10.0 mi SE 5.8 mph - N/A   Clear
8:18 PM 54.7 °F 50.2 °F 85% 29.87 in 10.0 mi ESE 5.8 mph - N/A   Clear
8:37 PM 55.8 °F 50.0 °F 81% 29.87 in 10.0 mi ESE 5.8 mph - N/A   Clear
8:58 PM 56.3 °F 50.2 °F 80% 29.86 in 10.0 mi SE 8.1 mph - N/A   Clear
9:18 PM 58.5 °F 50.2 °F 74% 29.86 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:37 PM 58.8 °F 50.0 °F 73% 29.86 in 10.0 mi SSE 6.9 mph - N/A   Clear
9:58 PM 59.2 °F 50.4 °F 73% 29.86 in 10.0 mi SSE 6.9 mph - N/A   Clear
10:18 PM 59.9 °F 50.4 °F 71% 29.86 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:37 PM 59.2 °F 51.1 °F 74% 29.86 in 10.0 mi SSE 8.1 mph - N/A   Clear
10:58 PM 59.2 °F 50.7 °F 74% 29.86 in 10.0 mi SSE 8.1 mph - N/A   Clear
11:17 PM 59.0 °F 50.7 °F 74% 29.86 in 10.0 mi SSE 8.1 mph - N/A   Clear
11:38 PM 58.5 °F 50.4 °F 74% 29.85 in 10.0 mi SSE 9.2 mph - N/A   Clear
11:57 PM 58.1 °F 50.4 °F 75% 29.85 in 10.0 mi South 6.9 mph - N/A   Clear