Ann Arbor, MI

12:27 PM EST on February 09, 2016 (GMT -0500)
Ann Arbor Municipal

Weather History for KARB - September, 2012

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Week of September 23, 2012 through September 29, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 73 °F 67 °F 59 °F
Mean Temperature 62 °F 53 °F 46 °F
Min Temperature 54 °F 41 °F 28 °F
Degree Days  
Heating Degree Days (base 65) 19 11 3 80
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 4 0 30
Dew Point  
Dew Point 63 °F 43 °F 28 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 17 mph 4 mph 0 mph
Gust Wind 31 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.24 in 30.09 in 29.88 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 27, 2012 Rise Set
Actual Time 7:28 AM EDT 7:22 PM EDT
Civil Twilight 7:00 AM EDT 7:50 PM EDT
Nautical Twilight 6:27 AM EDT 8:23 PM EDT
Astronomical Twilight 5:54 AM EDT 8:56 PM EDT
Moon 5:55 PM EDT (9/27) 4:54 AM EDT (9/27)
Length of Visible Light 12h 50m
Length of Day
11h 54m
Waxing Gibbous, 94% of the Moon is Illuminated
Sep 27
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
23 59 47 37 44 38 35 100 80 47 30.23 30.16 30.10 10 7 0 12 4 17 0.00 Fog
24 64 46 28 39 32 28 100 76 31 30.22 30.15 29.95 10 6 1 17 4 31 0.00  
25 69 54 43 56 46 35 94 71 50 29.97 29.92 29.88 10 8 2 12 7 21 0.00  
26 69 62 54 63 57 42 100 83 59 30.15 29.98 29.89 10 5 1 12 4 - 0.00 Rain
27 66 54 43 44 42 39 89 65 43 30.24 30.20 30.16 10 10 10 10 5 - 0.00  
28 71 56 44 48 44 41 93 68 38 30.18 30.14 30.07 10 10 10 6 1 - 0.00  
29 73 54 37 46 40 36 100 78 30 30.10 30.05 29.94 10 5 0 10 1 - 0.00 Fog