Weather History for KBOS - December, 2012

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Week of December 16, 2012 through December 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 52 °F 45 °F 38 °F
Mean Temperature 46 °F 40 °F 34 °F
Min Temperature 41 °F 36 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 31 25 19 172
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 52 °F 34 °F 13 °F
Precipitation  
Precipitation 0.86 in 0.45 in 0.00 in 2.24 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 39 mph 14 mph 0 mph
Gust Wind 49 mph 27 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.33 in 29.76 in 29.10 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Dec. 21, 2012 Rise Set
Actual Time 7:10 AM EST 4:14 PM EST
Civil Twilight 6:38 AM EST 4:46 PM EST
Nautical Twilight 6:02 AM EST 5:22 PM EST
Astronomical Twilight 5:28 AM EST 5:56 PM EST
Moon 12:04 PM EST (12/21) 12:48 AM EST (12/21)
Length of Visible Light 10h 08m
Length of Day
9h 04m
Waxing Gibbous, 64% of the Moon is Illuminated
Dec 21
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 39 37 34 36 30 22 92 77 61 30.33 30.20 30.09 10 6 2 21 14 26 0.25 Rain , Snow
17 45 41 37 45 41 37 100 96 92 30.08 29.97 29.80 5 2 0 22 14 26 0.48 Rain
18 50 46 41 49 45 37 100 95 89 29.78 29.50 29.39 10 4 0 18 11 25 0.86 Fog , Rain
19 45 42 38 38 32 28 89 71 53 30.03 29.66 29.44 10 10 9 25 16 37 T Rain
20 43 38 33 35 30 28 76 67 57 30.21 30.13 30.04 10 10 10 14 9 17 T Rain
21 52 45 38 52 41 32 100 88 76 30.02 29.46 29.10 10 7 2 39 21 49 0.65 Rain
22 38 34 30 31 22 13 82 63 43 29.64 29.40 29.24 10 10 10 28 16 37 0.00