Weather History for Alpena, MI

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Week of September 23, 2012 through September 29, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 65 °F 62 °F 54 °F
Mean Temperature 50 °F 49 °F 47 °F
Min Temperature 39 °F 36 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 18 16 15 113
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 50 °F 40 °F 33 °F
Precipitation  
Precipitation 0.05 in 0.01 in 0.00 in 0.08 in
Snowdepth - - - -
Wind  
Wind 24 mph 5 mph 0 mph
Gust Wind 37 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.06 in 29.70 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 26, 2012 Rise Set
Actual Time 7:26 AM EDT 7:23 PM EDT
Civil Twilight 6:57 AM EDT 7:52 PM EDT
Nautical Twilight 6:23 AM EDT 8:26 PM EDT
Astronomical Twilight 5:48 AM EDT 9:01 PM EDT
Moon 5:28 PM EDT (9/26) 3:43 AM EDT (9/26)
Length of Visible Light 12h 54m
Length of Day
11h 56m
Waxing Gibbous, 88% of the Moon is Illuminated
Sep 26
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 54 47 39 42 39 37 92 73 54 30.16 30.09 30.00 10 10 10 21 5 26 0.05 Rain
24 63 50 37 40 37 35 100 68 36 30.14 29.92 29.70 10 10 10 24 11 37 0.00  
25 61 50 38 49 44 37 100 77 53 29.90 29.86 29.78 10 10 10 14 4 17 0.00  
26 62 49 36 45 41 36 96 69 42 30.22 30.05 29.90 10 10 10 16 4 18 0.00  
27 63 48 33 45 39 34 100 74 48 30.32 30.26 30.22 10 10 10 10 3 14 0.00  
28 65 49 33 46 38 33 100 70 40 30.21 30.17 30.10 10 6 0 10 2 14 0.00 Fog
29 63 49 35 50 45 35 100 78 56 30.09 30.05 30.02 10 10 10 17 5 30 0.03 Rain