Weather History for Ann Arbor, MI

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Monday, May 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 73 °F -  
Max Temperature 90 °F 65 °F 90 °F (2013)
Min Temperature 57 °F 43 °F 28 °F (2002)
Cooling Degree Days 8    
Growing Degree Days 23 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 69    
Maximum Humidity 94    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.87 in    
Wind  
Wind Speed 4 mph (SSW)    
Max Wind Speed 20 mph    
Max Gust Speed 26 mph    
Visibility 8 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. 20, 2013 Rise Set
Actual Time 6:09 AM EDT 8:54 PM EDT
Civil Twilight 5:36 AM EDT 9:27 PM EDT
Nautical Twilight 4:55 AM EDT 10:08 PM EDT
Astronomical Twilight 4:08 AM EDT 10:56 PM EDT
Moon 3:56 PM EDT (5/20) 3:09 AM EDT (5/20)
Length of Visible Light 15h 50m
Length of Day
14h 45m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 63.0 °F - 59.0 °F 87% 29.92 in 10.0 mi Calm Calm - N/A   Clear
1:53 AM 61.0 °F - 57.9 °F 90% 29.91 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 61.0 °F - 57.9 °F 90% 29.91 in 9.0 mi Calm Calm - N/A   Clear
3:37 AM 57.2 °F - 55.4 °F 94% 29.94 in 1.8 mi Calm Calm - N/A   Clear
3:50 AM 57.2 °F - 55.4 °F 94% 29.93 in 3.0 mi Calm Calm - N/A   Clear
4:53 AM 59.0 °F - 57.0 °F 93% 29.90 in 6.0 mi Calm Calm - N/A   Clear
5:53 AM 60.1 °F - 57.9 °F 93% 29.92 in 6.0 mi Calm Calm - N/A   Clear
6:53 AM 62.1 °F - 60.1 °F 93% 29.91 in 4.0 mi East 3.5 mph - N/A   Partly Cloudy
7:53 AM 66.0 °F - 62.1 °F 87% 29.90 in 6.0 mi Calm Calm - N/A   Scattered Clouds
8:53 AM 71.1 °F - 64.0 °F 78% 29.93 in 9.0 mi SSW 5.8 mph - N/A   Partly Cloudy
9:53 AM 73.9 °F - 66.0 °F 76% 29.94 in 9.0 mi SW 5.8 mph - N/A   Mostly Cloudy
10:53 AM 79.0 °F - 68.0 °F 69% 29.91 in 9.0 mi SSW 8.1 mph - N/A   Clear
11:53 AM 82.0 °F 84.9 °F 68.0 °F 62% 29.88 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
12:53 PM 86.0 °F 88.8 °F 66.9 °F 53% 29.87 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
1:53 PM 87.1 °F 88.9 °F 64.9 °F 48% 29.86 in 10.0 mi South 19.6 mph 25.3 mph N/A   Clear
2:53 PM 88.0 °F 89.3 °F 64.0 °F 45% 29.83 in 10.0 mi South 18.4 mph 25.3 mph N/A   Scattered Clouds
3:53 PM 89.1 °F 90.0 °F 63.0 °F 42% 29.80 in 10.0 mi SSW 12.7 mph - N/A   Partly Cloudy
4:53 PM 88.0 °F 88.4 °F 62.1 °F 42% 29.78 in 10.0 mi SSW 15.0 mph 24.2 mph N/A   Clear
5:53 PM 89.1 °F 89.0 °F 61.0 °F 39% 29.79 in 10.0 mi SW 16.1 mph 26.5 mph N/A   Partly Cloudy
6:53 PM 87.1 °F 87.5 °F 62.1 °F 43% 29.79 in 10.0 mi SW 18.4 mph 25.3 mph N/A   Partly Cloudy
7:53 PM 84.9 °F 85.4 °F 62.1 °F 46% 29.80 in 10.0 mi WSW 11.5 mph - N/A   Clear
8:53 PM 81.0 °F 82.2 °F 63.0 °F 54% 29.79 in 10.0 mi SW 6.9 mph - N/A   Clear
10:53 PM 73.9 °F - 62.1 °F 66% 29.82 in 10.0 mi SW 4.6 mph - N/A   Clear
11:53 PM 69.1 °F - 62.1 °F 78% 29.83 in 10.0 mi Calm Calm - N/A   Clear