Weather History for Ann Arbor, MI

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Saturday, May 18, 2013

  Actual Average Record
Temperature  
Mean Temperature 67 °F -  
Max Temperature 80 °F 65 °F 80 °F (2013)
Min Temperature 54 °F 43 °F 30 °F (2007)
Cooling Degree Days 2    
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 50    
Maximum Humidity 64    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 10 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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Astronomy

May. 18, 2013 Rise Set
Actual Time 6:10 AM EDT 8:52 PM EDT
Civil Twilight 5:38 AM EDT 9:25 PM EDT
Nautical Twilight 4:57 AM EDT 10:06 PM EDT
Astronomical Twilight 4:11 AM EDT 10:52 PM EDT
Moon 1:47 PM EDT (5/18) 2:10 AM EDT (5/18)
Length of Visible Light 15h 46m
Length of Day
14h 41m
First Quarter, 55% of the Moon is Illuminated
May 18
First Quarter
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 59.0 °F - 37.0 °F 44% 30.14 in 10.0 mi East 5.8 mph - N/A   Partly Cloudy
1:53 AM 57.9 °F - 39.9 °F 51% 30.13 in 10.0 mi SE 8.1 mph - N/A   Clear
2:53 AM 57.0 °F - 39.9 °F 53% 30.12 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 55.9 °F - 42.1 °F 60% 30.12 in 10.0 mi ENE 3.5 mph - N/A   Clear
4:53 AM 55.9 °F - 42.1 °F 60% 30.12 in 10.0 mi ENE 3.5 mph - N/A   Clear
5:53 AM 54.0 °F - 42.1 °F 64% 30.13 in 10.0 mi NE 4.6 mph - N/A   Clear
6:53 AM 55.9 °F - 44.1 °F 64% 30.15 in 10.0 mi NE 6.9 mph - N/A   Overcast
7:53 AM 57.9 °F - 44.1 °F 60% 30.13 in 10.0 mi East 8.1 mph - N/A   Overcast
8:53 AM 61.0 °F - 45.0 °F 56% 30.14 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
9:53 AM 64.9 °F - 45.0 °F 48% 30.13 in 10.0 mi ENE 9.2 mph - N/A   Clear
10:53 AM 68.0 °F - 46.0 °F 45% 30.12 in 10.0 mi ESE 8.1 mph - N/A   Clear
11:53 AM 71.1 °F - 46.9 °F 42% 30.12 in 10.0 mi East 5.8 mph - N/A   Clear
12:53 PM 73.0 °F - 46.9 °F 39% 30.12 in 10.0 mi East 9.2 mph - N/A   Clear
1:53 PM 77.0 °F - 51.1 °F 40% 30.09 in 10.0 mi ESE 10.4 mph - N/A   Clear
3:53 PM 80.1 °F 79.9 °F 53.1 °F 39% 30.05 in 10.0 mi SE 9.2 mph - N/A   Clear
4:53 PM 78.1 °F - 50.0 °F 37% 30.05 in 10.0 mi SSE 10.4 mph - N/A   Clear
5:53 PM 77.0 °F - 48.0 °F 36% 30.04 in 10.0 mi SSE 10.4 mph - N/A   Clear
6:53 PM 75.0 °F - 46.0 °F 36% 30.04 in 10.0 mi SE 9.2 mph - N/A   Clear
7:53 PM 71.1 °F - 46.9 °F 42% 30.06 in 10.0 mi South 8.1 mph - N/A   Clear
8:53 PM 64.9 °F - 46.0 °F 50% 30.06 in 10.0 mi South 8.1 mph - N/A   Clear
9:53 PM 61.0 °F - 46.0 °F 58% 30.06 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 60.1 °F - 45.0 °F 57% 30.06 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 59.0 °F - 44.1 °F 58% 30.05 in 10.0 mi ESE 4.6 mph - N/A   Clear