Weather History for Ann Arbor, MI

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Monday, July 21, 2014

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 84 °F 80 °F 100 °F (2011)
Min Temperature 52 °F 56 °F 41 °F (2007)
Cooling Degree Days 3    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 74    
Maximum Humidity 97    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 1 mph (SSE)    
Max Wind Speed 8 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

Jul. 21, 2014 Rise Set
Actual Time 6:17 AM EDT 9:05 PM EDT
Civil Twilight 5:44 AM EDT 9:37 PM EDT
Nautical Twilight 5:02 AM EDT 10:19 PM EDT
Astronomical Twilight 4:14 AM EDT 11:06 PM EDT
Moon 2:08 AM EDT (7/21) 4:45 PM EDT (7/21)
Length of Visible Light 15h 53m
Length of Day
14h 47m
Waning Crescent, 24% of the Moon is Illuminated
Jul 21
Waning Crescent
Jul 26
New
Aug 3
First Quarter
Aug 10
Full
Aug 17
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:50 AM 59.0 °F - 55.4 °F 88% 30.08 in 1.8 mi Calm Calm - N/A   Clear
12:53 AM 59.0 °F - 57.0 °F 93% 30.07 in 1.5 mi Calm Calm - N/A   Clear
12:56 AM 59.0 °F - 57.0 °F 93% 30.08 in 0.8 mi Calm Calm - N/A   Clear
1:53 AM 57.0 °F - 55.0 °F 93% 30.07 in 0.2 mi Calm Calm - N/A Fog Fog
2:06 AM 55.0 °F - 53.1 °F 93% 30.08 in 0.2 mi Calm Calm - N/A Fog Fog
2:53 AM 55.0 °F - 53.1 °F 93% 30.07 in 0.2 mi Calm Calm - N/A Fog Fog
3:53 AM 55.0 °F - 52.0 °F 89% 30.07 in 0.2 mi Calm Calm - N/A Fog Fog
4:25 AM 54.0 °F - 51.1 °F 90% 30.09 in 0.5 mi Calm Calm - N/A Fog Fog
4:53 AM 55.9 °F - 53.1 °F 90% 30.09 in 0.2 mi Calm Calm - N/A Fog Fog
5:29 AM 53.1 °F - 50.0 °F 89% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
5:42 AM 53.1 °F - 50.0 °F 89% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
5:53 AM 52.0 °F - 50.0 °F 93% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
6:21 AM 53.1 °F - 52.0 °F 96% 30.13 in 0.2 mi Calm Calm - N/A Fog Fog
6:53 AM 55.0 °F - 53.1 °F 93% 30.13 in 0.2 mi Calm Calm - N/A Fog Fog
7:19 AM 55.9 °F - 55.0 °F 97% 30.14 in 2.0 mi Calm Calm - N/A   Clear
7:33 AM 57.9 °F - 55.9 °F 93% 30.14 in 4.0 mi Calm Calm - N/A   Clear
7:53 AM 62.1 °F - 60.1 °F 93% 30.14 in 4.0 mi Calm Calm - N/A   Clear
8:53 AM 70.0 °F - 61.0 °F 73% 30.14 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 75.0 °F - 59.0 °F 57% 30.14 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 78.1 °F - 57.9 °F 50% 30.14 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 80.1 °F 80.7 °F 59.0 °F 48% 30.14 in 10.0 mi SSE 4.6 mph - N/A   Clear
12:53 PM 81.0 °F 81.1 °F 57.9 °F 45% 30.14 in 10.0 mi Variable 5.8 mph - N/A   Clear
1:53 PM 82.9 °F 82.6 °F 57.9 °F 42% 30.12 in 10.0 mi Variable 5.8 mph - N/A   Clear
2:53 PM 82.9 °F 82.1 °F 55.9 °F 39% 30.12 in 10.0 mi Calm Calm - N/A   Clear
4:53 PM 84.0 °F 83.5 °F 57.9 °F 41% 30.10 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
5:53 PM 84.0 °F 83.3 °F 57.0 °F 40% 30.09 in 10.0 mi SW 5.8 mph - N/A   Clear
6:53 PM 82.0 °F 82.0 °F 57.9 °F 44% 30.09 in 10.0 mi SE 8.1 mph - N/A   Clear
7:53 PM 79.0 °F - 57.9 °F 48% 30.09 in 10.0 mi SSE 5.8 mph - N/A   Clear
8:53 PM 75.0 °F - 57.0 °F 53% 30.10 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 70.0 °F - 57.0 °F 63% 30.11 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 64.0 °F - 59.0 °F 84% 30.12 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 62.1 °F - 59.0 °F 90% 30.11 in 10.0 mi Calm Calm - N/A   Clear