Boston, MA

7:14 PM EDT on April 24, 2017 (GMT -0400)
Logan International

Weather History for KBOS - December, 2014

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Month of December, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 44 °F 29 °F
Mean Temperature 52 °F 38 °F 24 °F
Min Temperature 44 °F 33 °F 18 °F
Degree Days  
Heating Degree Days (base 65) 41 27 13 823
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 2
Dew Point  
Dew Point 58 °F 30 °F -6 °F
Precipitation  
Precipitation 2.90 in 0.25 in 0.00 in 6.56 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 11 mph 0 mph
Gust Wind 52 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.77 in 30.09 in 29.43 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 23, 2014 Rise Set
Actual Time 7:10 AM EST 4:15 PM EST
Civil Twilight 6:38 AM EST 4:47 PM EST
Nautical Twilight 6:03 AM EST 5:22 PM EST
Astronomical Twilight 5:29 AM EST 5:57 PM EST
Moon 8:10 AM EST (12/23) 6:29 PM EST (12/23)
Length of Visible Light 10h 08m
Length of Day
9h 04m
Waxing Crescent, 4% of the Moon is Illuminated
Dec 23
Waxing Crescent
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter
Jan 20
New

Daily Weather History & Observations

2014 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  
1 64 52 39 46 40 26 74 63 52 30.45 30.13 30.01 10 10 10 22 13 29 0.01 Rain
2 42 38 33 40 27 17 92 72 51 30.71 30.59 30.40 10 8 2 24 15 29 0.10 Rain , Snow
3 51 44 37 49 42 24 100 79 57 30.40 30.07 29.87 10 5 1 29 12 38 0.44 Rain
4 43 37 30 24 21 13 69 54 39 30.56 30.33 30.09 10 10 10 25 12 33 0.00  
5 42 34 26 37 25 12 85 66 47 30.68 30.59 30.45 10 10 5 22 10 26 0.11 Rain
6 45 42 38 45 40 36 100 93 85 30.42 30.24 30.16 10 4 0 22 8 25 1.09 Rain
7 38 30 21 36 20 -3 92 61 29 30.69 30.46 30.24 10 10 5 25 15 32 0.13 Rain
8 29 24 18 28 16 3 92 70 47 30.77 30.67 30.51 10 8 2 21 13 28 0.03 Snow
9 49 39 29 49 41 28 100 93 86 30.51 30.04 29.49 10 2 1 38 20 52 2.90 Rain
10 48 43 38 45 39 37 100 95 89 29.58 29.50 29.43 10 3 1 23 13 29 0.28 Rain
11 39 36 32 37 31 27 92 87 82 29.81 29.61 29.44 10 7 1 21 13 28 0.02 Rain , Snow
12 39 35 31 28 27 25 85 75 64 29.88 29.85 29.81 10 10 7 16 11 21 T Snow
13 42 37 32 28 26 24 75 65 55 29.86 29.82 29.78 10 10 10 17 12 23 T  
14 45 39 33 29 27 25 82 68 53 29.91 29.83 29.78 10 10 10 15 10 20 0.00  
15 42 37 32 33 29 27 89 75 60 30.15 30.05 29.91 10 10 10 15 6 21 0.00  
16 44 40 35 42 36 30 96 85 73 30.17 30.09 29.92 10 9 5 8 4 10 T Rain
17 49 45 41 46 41 32 100 85 70 29.91 29.75 29.69 10 6 1 20 11 26 0.43 Rain
18 44 40 36 34 30 26 89 73 57 29.87 29.78 29.71 10 10 10 23 14 30 0.01 Rain
19 37 33 29 25 22 20 69 63 56 30.15 29.98 29.86 10 10 10 17 11 23 0.00  
20 36 32 27 30 24 20 89 79 69 30.31 30.26 30.17 10 10 7 21 10 26 T Snow
21 36 33 30 30 27 25 85 77 69 30.37 30.32 30.28 10 9 6 16 9 20 T Snow
22 44 39 33 39 34 25 89 79 69 30.40 30.35 30.30 10 10 4 18 8 22 0.05 Rain
23 47 45 42 45 42 37 100 91 82 30.31 30.23 30.16 10 5 1 20 13 25 0.25 Rain
24 46 44 41 46 44 41 100 98 96 30.13 29.90 29.55 2 1 0 13 6 15 0.56 Fog , Rain
25 59 52 44 58 43 29 100 75 49 29.96 29.63 29.47 10 8 1 28 14 40 0.14 Rain
26 50 44 37 31 29 28 70 60 49 30.16 30.11 29.99 10 10 10 18 11 25 0.00  
27 52 45 38 34 31 29 70 60 50 30.22 30.14 30.03 10 10 10 17 9 21 0.00  
28 52 46 40 42 35 27 76 65 53 29.99 29.87 29.77 10 10 10 22 14 31 0.01 Rain
29 41 36 30 26 20 10 64 51 37 30.22 30.12 30.00 10 10 10 15 9 22 0.00  
30 30 26 22 10 4 -6 50 38 26 30.36 30.32 30.23 10 10 10 16 10 21 0.00  
31 30 25 20 8 5 1 57 44 31 30.32 30.25 30.13 10 10 10 17 9 22 0.00