Weather History for Ann Arbor, MI

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F -  
Max Temperature 84 °F 65 °F 84 °F (2013)
Min Temperature 64 °F 43 °F 30 °F (2002)
Cooling Degree Days 10    
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 63    
Maximum Humidity 93    
Minimum Humidity 40    
Precipitation  
Precipitation 0.20 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.76 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 18 mph    
Max Gust Speed 32 mph    
Visibility 9 miles    
Events Rain    
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. 21, 2013 Rise Set
Actual Time 6:08 AM EDT 8:55 PM EDT
Civil Twilight 5:35 AM EDT 9:28 PM EDT
Nautical Twilight 4:54 AM EDT 10:09 PM EDT
Astronomical Twilight 4:06 AM EDT 10:57 PM EDT
Moon 5:04 PM EDT 3:40 AM EDT
Length of Visible Light 15h 52m
Length of Day
14h 47m
Waxing Gibbous, 84% of the Moon is Illuminated
May 21
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 66.0 °F - 60.1 °F 81% 29.82 in 9.0 mi SSW 3.5 mph - N/A   Clear
1:53 AM 70.0 °F - 61.0 °F 73% 29.81 in 10.0 mi South 3.5 mph - N/A   Clear
2:53 AM 70.0 °F - 62.1 °F 76% 29.81 in 10.0 mi SSW 5.8 mph - N/A   Clear
3:53 AM 69.1 °F - 62.1 °F 78% 29.79 in 10.0 mi SSW 5.8 mph - N/A   Clear
4:53 AM 70.0 °F - 64.0 °F 81% 29.78 in 9.0 mi South 5.8 mph - N/A   Partly Cloudy
5:53 AM 70.0 °F - 64.0 °F 81% 29.79 in 8.0 mi South 4.6 mph - N/A   Scattered Clouds
6:53 AM 70.0 °F - 64.0 °F 81% 29.79 in 6.0 mi South 4.6 mph - N/A   Haze
7:53 AM 71.1 °F - 64.9 °F 81% 29.75 in 6.0 mi SE 4.6 mph - N/A   Haze
8:53 AM 73.9 °F - 66.0 °F 76% 29.78 in 9.0 mi SW 10.4 mph - N/A   Clear
9:53 AM 78.1 °F - 64.9 °F 64% 29.80 in 10.0 mi SW 13.8 mph - N/A   Clear
10:53 AM 79.0 °F - 61.0 °F 54% 29.79 in 10.0 mi West 12.7 mph - N/A   Partly Cloudy
11:53 AM 81.0 °F 81.1 °F 57.9 °F 45% 29.79 in 10.0 mi WSW 13.8 mph 19.6 mph N/A   Scattered Clouds
12:53 PM 81.0 °F 81.6 °F 60.1 °F 49% 29.77 in 10.0 mi SW 9.2 mph - N/A   Clear
1:53 PM 79.0 °F - 57.0 °F 47% 29.76 in 10.0 mi SW 16.1 mph 27.6 mph N/A   Overcast
2:53 PM 82.9 °F 83.2 °F 60.1 °F 46% 29.75 in 10.0 mi SW 10.4 mph 17.3 mph 0.00 in   Partly Cloudy
3:53 PM 84.9 °F 84.2 °F 57.9 °F 40% 29.74 in 10.0 mi WSW 17.3 mph 24.2 mph N/A   Clear
4:53 PM 84.0 °F 83.5 °F 57.9 °F 41% 29.74 in 10.0 mi WSW 18.4 mph 25.3 mph N/A   Scattered Clouds
5:53 PM 84.0 °F 84.0 °F 60.1 °F 44% 29.73 in 10.0 mi WSW 11.5 mph 20.7 mph N/A   Partly Cloudy
6:53 PM 82.9 °F 82.8 °F 59.0 °F 44% 29.72 in 10.0 mi West 10.4 mph - N/A   Clear
7:53 PM 82.0 °F 82.4 °F 60.1 °F 47% 29.72 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
8:53 PM 77.0 °F - 60.1 °F 56% 29.72 in 10.0 mi Calm Calm - N/A   Clear
9:45 PM 73.4 °F - 57.2 °F 57% 29.75 in 1.8 mi SSW 9.2 mph 32.2 mph 0.19 in Rain Heavy Rain
9:51 PM 73.4 °F - 55.4 °F 53% 29.75 in 3.0 mi South 6.9 mph 26.5 mph 0.20 in Rain Light Rain
9:53 PM 71.1 °F - 55.9 °F 59% 29.73 in 5.0 mi South 5.8 mph - 0.20 in Rain Light Rain
10:53 PM 66.0 °F - 63.0 °F 90% 29.74 in 10.0 mi Calm Calm - 0.00 in   Partly Cloudy
11:53 PM 64.9 °F - 63.0 °F 93% 29.75 in 10.0 mi Calm Calm - N/A   Overcast