Weather History for Boston, MA

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Week of January 22, 2012 through January 28, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 56 °F 44 °F 30 °F
Mean Temperature 49 °F 39 °F 23 °F
Min Temperature 42 °F 32 °F 15 °F
Degree Days  
Heating Degree Days (base 65) 42 26 16 185
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 50 °F 30 °F 7 °F
Precipitation  
Precipitation 0.89 in 0.18 in 0.00 in 1.27 in
Snowdepth - - - -
Wind  
Wind 29 mph 10 mph 0 mph
Gust Wind 37 mph 25 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.57 in 30.05 in 29.31 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Jan. 24, 2012 Rise Set
Actual Time 7:05 AM EST 4:47 PM EST
Civil Twilight 6:34 AM EST 5:17 PM EST
Nautical Twilight 6:00 AM EST 5:51 PM EST
Astronomical Twilight 5:27 AM EST 6:25 PM EST
Moon 7:30 AM EST (1/24) 6:38 PM EST (1/24)
Length of Visible Light 10h 42m
Length of Day
9h 41m
New Moon, 2% of the Moon is Illuminated
Jan 24
New Moon
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter
Feb 21
New

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
22 30 23 15 21 13 7 73 68 63 30.57 30.51 30.36 10 10 10 15 10 - 0.00  
23 47 38 28 46 35 20 100 85 69 30.51 30.18 29.88 10 6 0 10 5 14 0.20 Fog , Rain , Snow
24 56 49 42 50 41 28 100 76 51 30.04 29.91 29.85 10 10 5 18 11 24 0.01 Rain
25 43 40 36 26 24 23 64 55 46 30.19 30.15 30.05 10 10 10 20 13 26 0.00  
26 41 36 31 36 29 22 96 76 56 30.22 30.14 30.00 10 6 2 20 8 25 0.17 Rain , Snow
27 46 42 37 45 40 30 100 83 65 29.94 29.56 29.31 10 3 0 29 11 37 0.89 Fog , Rain
28 46 42 38 31 28 25 70 60 49 30.00 29.88 29.64 10 10 10 25 13 33 0.00