Weather History for Hyannis, MA

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Week of September 9, 2012 through September 15, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 75 °F 72 °F 68 °F
Mean Temperature 67 °F 63 °F 58 °F
Min Temperature 61 °F 54 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 7 3 0 19
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 17 13 8 90
Dew Point  
Dew Point 73 °F 57 °F 44 °F
Precipitation  
Precipitation 0.14 in 0.02 in 0.00 in 0.14 in
Snowdepth - - - -
Wind  
Wind 17 mph 6 mph 0 mph
Gust Wind 25 mph 20 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 30.10 in 29.70 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 15, 2012 Rise Set
Actual Time 6:21 AM EDT 6:49 PM EDT
Civil Twilight 5:53 AM EDT 7:17 PM EDT
Nautical Twilight 5:21 AM EDT 7:50 PM EDT
Astronomical Twilight 4:47 AM EDT 8:23 PM EDT
Moon 5:49 AM EDT (9/15) 6:17 PM EDT (9/15)
Length of Visible Light 13h 23m
Length of Day
12h 27m
Waning Crescent, 0% of the Moon is Illuminated
Sep 15
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last 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  
9 73 65 55 73 61 55 100 90 73 29.83 29.78 29.70 10 9 2 9 5 20 0.14 Rain
10 68 62 57 61 53 45 100 75 54 30.00 29.89 29.82 10 10 10 17 7 25 0.00  
11 69 58 50 51 48 44 93 69 45 30.27 30.17 30.02 10 10 10 13 7 20 0.00  
12 73 60 46 58 52 45 96 72 42 30.37 30.33 30.28 10 10 10 12 3 - 0.00  
13 75 63 53 61 58 52 97 76 61 30.38 30.34 30.29 10 10 10 13 5 22 0.00  
14 73 65 57 67 64 57 100 88 73 30.29 30.20 30.10 10 10 10 16 7 23 0.00  
15 73 67 61 66 60 49 97 78 54 30.10 30.02 29.96 10 10 10 13 7 20 0.00 Rain