Weather History for Ann Arbor, MI

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Saturday, October 22, 2011

  Actual Average Record
Temperature  
Mean Temperature 43 °F -  
Max Temperature 59 °F 56 °F 73 °F (2007)
Min Temperature 27 °F 35 °F 25 °F (2008)
Degree Days  
Heating Degree Days 22    
Moisture  
Dew Point 32 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 1 mph (West)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 5 miles    
Events Fog    
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

Oct. 22, 2011 Rise Set
Actual Time 7:55 AM EDT 6:42 PM EDT
Civil Twilight 7:26 AM EDT 7:11 PM EDT
Nautical Twilight 6:54 AM EDT 7:43 PM EDT
Astronomical Twilight 6:21 AM EDT 8:16 PM EDT
Moon 2:46 AM EDT (10/22) 4:04 PM EDT (10/22)
Length of Visible Light 11h 44m
Length of Day
10h 47m
Waning Crescent, 24% of the Moon is Illuminated
Oct 22
Waning Crescent
Oct 26
New
Nov 2
First Quarter
Nov 10
Full
Nov 18
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 42.1 °F 40.2 °F 35.1 °F 76% 30.09 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
1:53 AM 37.0 °F - 35.1 °F 93% 30.10 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 30.9 °F - 30.0 °F 96% 30.10 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 30.9 °F - 30.0 °F 96% 30.10 in 2.0 mi Calm Calm - N/A   Clear
3:59 AM 30.2 °F 26.7 °F 30.2 °F 100% 30.08 in 1.2 mi West 3.5 mph - N/A   Clear
4:08 AM 30.2 °F - 30.2 °F 100% 30.08 in 0.8 mi Calm Calm - N/A   Clear
4:12 AM 30.2 °F - 30.2 °F 100% 30.08 in 1.5 mi Calm Calm - N/A   Clear
4:15 AM 30.2 °F - 30.2 °F 100% 30.08 in 3.0 mi Calm Calm - N/A   Clear
4:31 AM 28.4 °F - 28.4 °F 100% 30.08 in 1.8 mi Calm Calm - N/A   Clear
4:41 AM 28.4 °F - 28.4 °F 100% 30.08 in 0.8 mi Calm Calm - N/A   Clear
4:53 AM 30.0 °F - 30.0 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
5:02 AM 28.4 °F - 28.4 °F 100% 30.08 in 1.5 mi Calm Calm - N/A   Clear
5:06 AM 28.4 °F - 28.4 °F 100% 30.08 in 3.0 mi Calm Calm - N/A   Clear
5:11 AM 28.4 °F - 28.4 °F 100% 30.08 in 1.8 mi Calm Calm - N/A   Clear
5:13 AM 28.4 °F - 28.4 °F 100% 30.08 in 0.8 mi Calm Calm - N/A   Clear
5:33 AM 30.2 °F - 28.4 °F 93% 30.08 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
5:42 AM 30.2 °F - 28.4 °F 93% 30.09 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
5:53 AM 30.0 °F - 28.9 °F 96% 30.11 in 0.8 mi Calm Calm - N/A   Clear
5:56 AM 30.2 °F - 28.4 °F 93% 30.09 in 1.5 mi Calm Calm - N/A   Clear
5:58 AM 30.2 °F - 28.4 °F 93% 30.09 in 3.0 mi Calm Calm - N/A   Clear
6:00 AM 30.2 °F - 28.4 °F 93% 30.09 in 1.8 mi Calm Calm - N/A   Clear
6:03 AM 30.2 °F - 30.2 °F 100% 30.09 in 0.8 mi Calm Calm - N/A   Clear
6:21 AM 28.4 °F - 28.4 °F 100% 30.08 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
6:41 AM 30.2 °F - 30.2 °F 100% 30.08 in 1.2 mi Calm Calm - N/A   Scattered Clouds
6:53 AM 27.0 °F - 27.0 °F 100% 30.11 in 1.2 mi Calm Calm - N/A   Mostly Cloudy
7:04 AM 28.4 °F - - N/A% 30.09 in 1.5 mi Calm Calm - N/A   Mostly Cloudy
7:06 AM 28.4 °F - - N/A% 30.09 in 3.0 mi Calm Calm - N/A   Scattered Clouds
8:26 AM 28.4 °F - 26.6 °F 93% 30.10 in 1.5 mi Calm Calm - N/A   Clear
8:29 AM 28.4 °F - 26.6 °F 93% 30.10 in 0.8 mi Calm Calm - N/A   Clear
8:46 AM 30.2 °F - 30.2 °F 100% 30.10 in 1.5 mi Calm Calm - N/A   Clear
8:49 AM 30.2 °F - 30.2 °F 100% 30.10 in 3.0 mi Calm Calm - N/A   Clear
8:53 AM 30.9 °F - 30.9 °F 100% 30.12 in 5.0 mi Calm Calm - N/A   Clear
9:53 AM 39.0 °F - 37.9 °F 96% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 50.0 °F - 39.0 °F 66% 30.11 in 10.0 mi West 6.9 mph - N/A   Clear
12:53 PM 54.0 °F - 39.0 °F 57% 30.09 in 10.0 mi WSW 6.9 mph - N/A   Clear
1:53 PM 55.9 °F - 37.0 °F 49% 30.08 in 10.0 mi WNW 8.1 mph - N/A   Clear
2:53 PM 57.9 °F - 36.0 °F 44% 30.07 in 10.0 mi WNW 10.4 mph - N/A   Clear
3:53 PM 57.9 °F - 36.0 °F 44% 30.06 in 10.0 mi WSW 8.1 mph - N/A   Clear
4:53 PM 59.0 °F - 36.0 °F 42% 30.06 in 10.0 mi WNW 8.1 mph - N/A   Clear
5:53 PM 54.0 °F - 34.0 °F 47% 30.06 in 10.0 mi West 5.8 mph - N/A   Clear
6:53 PM 51.1 °F - 36.0 °F 56% 30.07 in 6.0 mi Calm Calm - N/A   Haze
7:53 PM 45.0 °F - 37.0 °F 74% 30.06 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 39.9 °F - 37.0 °F 89% 30.08 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 37.9 °F - 36.0 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 36.0 °F - 34.0 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 35.1 °F - 34.0 °F 96% 30.07 in 10.0 mi Calm Calm - N/A   Clear