Weather History for Ann Arbor, MI

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Wednesday, May 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 82 °F 66 °F 86 °F (2007)
Min Temperature 55 °F 44 °F 33 °F (2000)
Cooling Degree Days 4    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 47    
Maximum Humidity 84    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.70 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 23 mph    
Max Gust Speed 32 mph    
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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Astronomy

May. 15, 2013 Rise Set
Actual Time 6:13 AM EDT 8:49 PM EDT
Civil Twilight 5:41 AM EDT 9:21 PM EDT
Nautical Twilight 5:01 AM EDT 10:02 PM EDT
Astronomical Twilight 4:16 AM EDT 10:47 PM EDT
Moon 10:49 AM EDT (5/15) 12:34 AM EDT (5/15)
Length of Visible Light 15h 40m
Length of Day
14h 35m
Waxing Crescent, 26% of the Moon is Illuminated
May 15
Waxing Crescent
May 18
First Quarter
May 25
Full
May 31
Last Quarter
Jun 8
New

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 59.0 °F 48.0 °F 67% 29.73 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 57.9 °F 48.9 °F 72% 29.71 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 57.9 °F 50.0 °F 75% 29.65 in 10.0 mi East 3.5 mph - N/A   Clear
3:53 AM 55.0 °F 50.0 °F 83% 29.64 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:53 AM 57.9 °F 53.1 °F 84% 29.61 in 10.0 mi SSW 4.6 mph - N/A   Clear
5:53 AM 60.1 °F 55.0 °F 83% 29.60 in 10.0 mi SW 6.9 mph - N/A   Clear
6:53 AM 66.0 °F 57.9 °F 75% 29.60 in 10.0 mi WSW 9.2 mph - N/A   Clear
7:53 AM 73.0 °F 55.9 °F 55% 29.61 in 10.0 mi West 15.0 mph 25.3 mph N/A   Clear
8:53 AM 77.0 °F 55.0 °F 47% 29.63 in 10.0 mi West 19.6 mph 32.2 mph N/A   Clear
9:53 AM 78.1 °F 52.0 °F 40% 29.65 in 10.0 mi WNW 13.8 mph 24.2 mph N/A   Clear
10:53 AM 78.1 °F 48.9 °F 36% 29.67 in 10.0 mi WNW 13.8 mph 23.0 mph N/A   Clear
11:53 AM 80.1 °F 48.0 °F 32% 29.69 in 10.0 mi West 18.4 mph 26.5 mph N/A   Clear
12:53 PM 82.0 °F 46.0 °F 28% 29.72 in 10.0 mi WNW 23.0 mph 31.1 mph N/A   Clear
1:53 PM 82.9 °F 46.9 °F 28% 29.73 in 10.0 mi NW 12.7 mph 25.3 mph N/A   Clear
2:53 PM 82.9 °F 45.0 °F 26% 29.73 in 10.0 mi West 20.7 mph 31.1 mph N/A   Clear
3:53 PM 82.0 °F 46.0 °F 28% 29.73 in 10.0 mi WNW 11.5 mph 26.5 mph N/A   Clear
4:53 PM 82.0 °F 45.0 °F 27% 29.74 in 10.0 mi NW 13.8 mph 23.0 mph N/A   Clear
5:53 PM 80.1 °F 44.1 °F 28% 29.74 in 10.0 mi WNW 17.3 mph 24.2 mph N/A   Clear
6:53 PM 79.0 °F 45.0 °F 30% 29.75 in 10.0 mi NW 11.5 mph 21.9 mph N/A   Clear
7:53 PM 75.0 °F 43.0 °F 32% 29.75 in 10.0 mi WNW 10.4 mph - N/A   Clear
8:53 PM 72.0 °F 43.0 °F 35% 29.76 in 10.0 mi WNW 6.9 mph - N/A   Clear
9:53 PM 66.9 °F 43.0 °F 42% 29.78 in 10.0 mi West 4.6 mph - N/A   Clear
10:53 PM 69.1 °F 41.0 °F 36% 29.78 in 10.0 mi NW 5.8 mph - N/A   Clear
11:53 PM 68.0 °F 42.1 °F 39% 29.79 in 10.0 mi NW 8.1 mph - N/A   Clear