Weather History for Boston, MA

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 40 °F 26 °F
Mean Temperature 48 °F 34 °F 19 °F
Min Temperature 41 °F 26 °F 9 °F
Degree Days  
Heating Degree Days (base 65) 46 31 17 971
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 24 °F -8 °F
Precipitation  
Precipitation 1.32 in 0.18 in 0.00 in 4.62 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 41 mph 10 mph 0 mph
Gust Wind 52 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.61 in 30.08 in 29.39 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 28, 2013 Rise Set
Actual Time 7:12 AM EST 4:18 PM EST
Civil Twilight 6:40 AM EST 4:50 PM EST
Nautical Twilight 6:05 AM EST 5:26 PM EST
Astronomical Twilight 5:31 AM EST 6:00 PM EST
Moon 2:43 AM EST (12/28) 1:10 PM EST (12/28)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Waning Crescent, 19% of the Moon is Illuminated
Dec 28
Waning Crescent
Jan 1
New
Jan 7
First Quarter
Jan 15
Full
Jan 24
Last Quarter

Weather History Calendar

Precipitation Actual month total 4.62 Normal Month Total: 3.78
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
47 | 34 0.27
Average:
46 | 33 0.13
Overcast
Actual:
41 | 37 0.00
Average:
46 | 33 0.13
Partly Cloudy
Actual:
49 | 36 0.00
Average:
46 | 33 0.13
Partly Cloudy
Actual:
45 | 35 T
Average:
45 | 32 0.14
Fog
Actual:
57 | 36 0.01
Average:
45 | 32 0.13
Snow
Actual:
57 | 35 0.30
Average:
44 | 32 0.13
Snow
Actual:
42 | 31 0.09
Average:
44 | 31 0.14
Partly Cloudy
Actual:
32 | 27 0.00
Average:
44 | 31 0.12
Snow
Actual:
48 | 26 0.43
Average:
43 | 31 0.13
Snow
Actual:
38 | 27 0.07
Average:
43 | 30 0.13
Scattered Clouds
Actual:
32 | 24 0.00
Average:
43 | 30 0.13
Scattered Clouds
Actual:
27 | 18 0.00
Average:
42 | 29 0.12
Partly Cloudy
Actual:
30 | 16 0.00
Average:
42 | 29 0.12
Snow
Actual:
31 | 11 0.22
Average:
42 | 29 0.12
Snow
Actual:
38 | 23 0.64
Average:
41 | 28 0.13
Snow
Actual:
30 | 20 T
Average:
41 | 28 0.12
Snow
Actual:
28 | 9 0.53
Average:
41 | 28 0.12
Partly Cloudy
Actual:
36 | 19 T
Average:
40 | 27 0.12
Partly Cloudy
Actual:
43 | 27 0.00
Average:
40 | 27 0.12
Partly Cloudy
Actual:
51 | 32 0.00
Average:
40 | 27 0.11
Mostly Cloudy
Actual:
54 | 41 0.00
Average:
39 | 26 0.13
Rain
Actual:
54 | 35 0.01
Average:
39 | 26 0.11
Rain
Actual:
40 | 33 0.68
Average:
39 | 26 0.12
Partly Cloudy
Actual:
40 | 28 0.00
Average:
39 | 26 0.12
Partly Cloudy
Actual:
28 | 15 T
Average:
38 | 25 0.13
Snow
Actual:
36 | 21 0.05
Average:
38 | 25 0.11
Partly Cloudy
Actual:
35 | 28 0.00
Average:
38 | 25 0.11
Scattered Clouds
Actual:
48 | 27 0.00
Average:
38 | 24 0.11
Snow
Actual:
44 | 33 1.32
Average:
37 | 24 0.11
Partly Cloudy
Actual:
44 | 19 0.00
Average:
37 | 24 0.11
Snow
Actual:
26 | 14 T
Average:
37 | 24 0.10
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 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 47 41 34 41 36 26 96 83 69 30.42 30.15 30.01 10 6 0 15 6 18 0.27 Rain
2 41 39 37 37 36 35 92 86 79 30.01 29.97 29.93 10 4 0 12 5 14 0.00  
3 49 43 36 36 33 29 92 71 50 29.95 29.90 29.85 10 6 1 13 8 16 0.00  
4 45 40 35 31 27 23 76 61 45 30.21 30.10 29.96 10 9 6 16 7 22 T  
5 57 47 36 53 42 30 93 85 76 30.22 30.08 29.92 10 5 0 16 4 20 0.01 Fog
6 57 46 35 54 44 32 93 74 54 30.13 29.97 29.88 10 7 2 20 11 24 0.30 Rain , Snow
7 42 37 31 32 24 15 89 67 44 30.46 30.25 30.08 10 9 4 22 11 28 0.09 Rain , Snow
8 32 30 27 16 13 11 55 49 43 30.59 30.54 30.46 10 10 10 14 7 20 0.00  
9 48 37 26 41 32 15 96 72 47 30.48 30.18 29.88 10 3 1 18 12 22 0.43 Rain , Snow
10 38 33 27 32 27 13 89 70 50 30.01 29.87 29.79 10 5 0 21 11 31 0.07 Fog , Snow
11 32 28 24 17 16 14 68 61 53 30.22 30.14 30.04 10 10 10 22 14 29 0.00  
12 27 23 18 16 4 -4 68 47 26 30.28 30.20 30.09 10 10 10 20 12 26 0.00  
13 30 23 16 16 8 1 68 55 42 30.40 30.12 30.01 10 10 10 21 14 29 0.00  
14 31 21 11 29 11 -8 88 65 42 30.61 30.46 30.16 10 5 0 32 14 38 0.22 Fog , Snow
15 38 31 23 37 27 18 100 82 63 30.09 29.62 29.39 10 4 0 41 19 52 0.64 Fog , Rain , Snow
16 30 25 20 21 11 5 75 55 35 30.22 29.97 29.75 10 9 4 25 14 31 T Snow
17 28 19 9 25 12 -3 96 73 49 30.29 30.12 29.95 10 4 0 22 10 30 0.53 Fog , Snow
18 36 28 19 19 17 14 84 64 44 30.08 29.94 29.86 10 10 7 18 13 24 T  
19 43 35 27 26 22 19 69 56 43 30.12 30.05 29.96 10 10 10 25 12 35 0.00  
20 51 42 32 34 30 25 82 66 50 30.13 30.02 29.91 10 10 7 17 8 24 0.00  
21 54 48 41 46 41 33 89 78 67 29.96 29.92 29.88 10 10 9 17 11 23 0.00  
22 54 45 35 50 40 34 100 92 83 30.04 29.90 29.81 10 3 0 25 8 30 0.01 Fog , Rain
23 40 37 33 36 34 30 100 93 85 30.09 30.04 29.98 10 4 0 14 6 17 0.68 Fog , Rain
24 40 34 28 34 20 11 85 65 44 30.21 30.12 30.05 10 10 10 17 10 24 0.00  
25 28 22 15 12 3 -2 60 49 38 30.56 30.45 30.21 10 10 10 23 10 31 T  
26 36 29 21 31 23 5 92 70 47 30.51 30.27 30.09 10 8 1 17 7 24 0.05 Rain , Snow
27 35 32 28 21 18 16 75 61 47 30.28 30.24 30.20 10 10 10 20 12 25 0.00  
28 48 38 27 26 23 20 75 57 39 30.22 30.10 29.99 10 10 9 23 10 30 0.00  
29 44 39 33 40 34 25 100 80 59 30.05 29.72 29.39 10 5 0 26 8 31 1.32 Rain , Snow
30 44 32 19 34 23 6 92 65 38 30.17 29.85 29.51 10 10 10 26 14 36 0.00  
31 26 20 14 13 2 -7 60 48 36 30.18 30.12 30.04 10 10 9 17 9 24 T Snow