Weather History for Ann Arbor, MI

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Week of August 25, 2013 through August 31, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 85 °F 82 °F
Mean Temperature 76 °F 74 °F 68 °F
Min Temperature 71 °F 63 °F 51 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 12 9 2 60
Growing Degree Days (base 50) 26 24 18 165
Dew Point  
Dew Point 76 °F 67 °F 50 °F
Precipitation  
Precipitation 0.58 in 0.12 in 0.00 in 0.87 in
Snowdepth - - - -
Wind  
Wind 18 mph 4 mph 0 mph
Gust Wind 81 mph 36 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.30 in 29.99 in 29.76 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Aug. 25, 2013 Rise Set
Actual Time 6:53 AM EDT 8:19 PM EDT
Civil Twilight 6:23 AM EDT 8:49 PM EDT
Nautical Twilight 5:48 AM EDT 9:24 PM EDT
Astronomical Twilight 5:10 AM EDT 10:01 PM EDT
Moon 10:43 PM EDT (8/25) 12:00 PM EDT (8/25)
Length of Visible Light 14h 25m
Length of Day
13h 26m
Waning Gibbous, 76% of the Moon is Illuminated
Aug 25
Waning Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
25 86 68 51 64 57 50 100 83 44 30.30 30.26 30.17 10 5 0 13 2 81 0.01 Fog
26 89 74 61 71 66 59 100 76 54 30.17 30.07 29.99 10 8 0 17 6 22 0.00 Fog
27 84 76 69 76 72 68 100 90 74 30.03 29.96 29.86 10 5 0 18 4 25 0.58 Fog , Rain , Thunderstorm
28 84 76 71 75 72 68 100 86 67 30.00 29.87 29.79 10 9 2 12 8 - 0.09 Rain , Thunderstorm
29 86 74 64 72 68 64 97 80 57 30.08 30.04 30.01 10 9 5 7 3 - 0.01  
30 87 72 59 73 66 59 100 86 53 30.02 29.92 29.76 10 5 0 15 2 23 0.17 Fog , Rain , Thunderstorm
31 82 75 68 73 69 65 96 83 56 29.86 29.80 29.76 10 9 6 9 4 - 0.01 Rain , Thunderstorm